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1. general description the uba2016a/15/15a are high voltage integrated circuits (ic) intended to drive fluorescent lamps with filaments such as tube lamps (tl) and compact fluorescent lamps (cfl) in general lighting applications. the ic comprises a fluorescent lamp control module, half-bridge driver, bu ilt-in critical conduction mode power factor correction (pfc) controller/driver and several protecti on mechanisms. the ic drives fluorescent lamp(s) using a half-bridge circuit made of two mosfets with a supply voltage of up to 600 v. the uba2016a/15/15a are designed to be supplied by a start-up bleeder resistor and a dv/dt supply from the half-bridge circuit, or any other auxiliary supply derived from the half-bridge or the pfc. the supply current of the ic is low. an internal clamp limits the supply voltage. 2. features and benefits ? power factor correction features: ? integrated 4-pin critical cond uction mode pfc controller/driver ? open and short pin-short protection on pfc feedback pin ? overcurrent protection ? overvoltage protection ? half-bridge driver features: ? integrated level-shifter for the high-side driver of the half-bridge ? integrated bootstrap diode for the high-side driver supply of the half-bridge ? independent non-overlap time ? fluorescent lamp controller features: ? linear dimming (uba2016a and UBA2015A only) ? eol (end-of-life) detection (both symmetrical and asymmetrical) ? adjustable preheat time ? adjustable preheat current ? adjustable fixed frequency preheat (uba2015 and UBA2015A only) ? lamp ignition failure detection ? ignition detection of all lamps at mult iple lamps with separate resonant tanks ? second ignition atte mpt if first failed ? constant output power independent of mains voltage variations ? automatic restart after changing lamps ? adjustable lamp current boost at start-up (uba2016a only) ? lamp current control uba2016a/15/15a 600 v fluorescent lamp driver with pfc, linear dimming and boost function rev. 3 ? 16 november 2011 product data sheet www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 2 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver ? enable input (uba2015 and UBA2015A only) ? protection ? hard switching/capacitive mode protection ? half-bridge overcurrent (coil saturation) protection ? lamp overvoltage (lamp removal) protection ? temperature protection 3. applications ? intended for fluorescent lamp ballasts with either a dimmable (uba2016a and UBA2015A) or a fixed (uba2015) output and pfc for ac mains voltages of up to 390 v. 4. ordering information table 1. ordering information type number package name description version uba2016at/n1 so20 plastic small package outline package; 20 leads; body width 7.5 mm sot163-1 uba2015t/n1 so20 plastic small package outline package; 20 leads; body width 7.5 mm sot163-1 UBA2015At/n1 so20 plastic small package outline package; 20 leads; body width 7.5 mm sot163-1 uba2016ap/n1 dip20 plastic dual in-line package; 20 leads; (300 mil) sot146-1 uba2015p/n1 dip20 plastic dual in-line package; 20 leads; (300 mil) sot146-1 UBA2015Ap/n1 dip20 plastic dual in-line package; 20 leads; (300 mil) sot146-1 table 2. functional selection type pfc dim boost fixed frequency preheat uba2016a yes yes yes no uba2015 yes no no yes UBA2015A yes yes no yes www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 3 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 5. block diagram fig 1. block diagram uba2016a vdd uba2016a vdd gate drive gpfc iref vdd 1 ma restart fshb ghhb shhb glhb slhb cpt ifb vfb eol fbpfc auxpfc comppfc boost dim 967 10 8 1 17 18 20 19 16 5 14 0.5 v 0.5 v not burn 13.4 v 2.5 v ocpreheat ocburn lamp on detection vfblow ov ovextra demag ovpfc fbpfcok pfcok pfcosp overcurrent 3 v 5 v 5 v 26 a 2.6 a 9 a9 a 60 k 5 a 8.5 a 16 a 5 a 5 v 47 a 1.27 v 3.35 v 3.0 v 1.27 v 0.25 v 1 v 1.39 v 0.1 v 2.5 v 80 mv cifb cf supply and references temperature sense uvlo on: > 12.4 v off: < 10.0 v 100 a or ign 1 v 1 v hard switching/ capacitive mode detection high-side gate drive level shifter non overlap low-side gate drive timer vco t on timer pfc controller fluorescent lamp controller 140 c q s r 80 c 2 x ic off brownout end of life 001aam531 2 4 3 12 11 13 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 4 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver (1) pin 9 is not connected in the uba2015. fig 2. block diagram UBA2015A and uba2015 vdd uba2015 UBA2015A vdd gate drive gpfc iref vdd 1 ma restart fshb ghhb shhb glhb slhb cpt ifb vfb eol fbpfc auxpfc comppfc ph/en 0.25 v dim 9 (1) 67 10 8 1 17 18 20 19 16 5 14 0.5 v 0.5 v not burn 13.4 v 2.5 v ocpreheat ocburn lamp on detection vfblow ov ovextra demag ovpfc fbpfcok pfcok pfcosp overcurrent 3 v 5 v 5 v 26 a 2.6 a 9 a9 a 60 k 5 a 8.5 a 16 a 5 a 5 v 47 a 1.27 v 3.35 v 3.0 v 1.27 v 0.25 v 1 v 1.39 v 0.1 v 2.5 v 80 mv cifb cf supply and references temperature sense uvlo on: > 12.4 v off: < 10.0 v 100 a or ign 1 v 1 v hard switching/ capacitive mode detection high-side gate drive level shifter non overlap low-side gate drive timer vco fixed frequency preheat t on timer pfc controller fluorescent lamp controller 140 c q s r 80 c 2 x ic off brownout end of life 001aan208 2 4 3 12 11 13 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 5 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 6. pinning information 6.1 pinning 6.2 pin description fig 3. pin configuration uba2016a fig 4. pin configuration uba2015 uba2016a slhb ghhb ifb fshb eol shhb vfb glhb iref vdd cifb gnd cf gpfc cpt auxpfc dim comppfc boost fbpfc 001aam532 1 2 3 4 5 6 7 8 9 10 12 11 14 13 16 15 18 17 20 19 uba2015 slhb ghhb ifb fshb eol shhb vfb glhb iref vdd cifb gnd cf gpfc cpt auxpfc n.c. comppfc ph/en fbpfc 001aan200 1 2 3 4 5 6 7 8 9 10 12 11 14 13 16 15 18 17 20 19 fig 5. pin configuration UBA2015A UBA2015A slhb ghhb ifb fshb eol shhb vfb glhb iref vdd cifb gnd cf gpfc cpt auxpfc dim comppfc ph/en fbpfc 001aan199 1 2 3 4 5 6 7 8 9 10 12 11 14 13 16 15 18 17 20 19 table 3. pin description symbol pin description slhb 1 half-bridge (hb) low-side switch current sense input ifb 2 lamp current feedback input eol 3 end-of-life sensing input vfb 4 lamp voltage feedback input iref 5 reference current setting cifb 6 lamp current feedback compensation cf 7 high frequency (hf) oscillator timing capacitor cpt 8 preheat and fault timing capacitor dim 9 dimming function input uba2016a and UBA2015A n.c. 9 uba2015 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 6 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7. functional description 7.1 introduction the uba2016a/15/15a is an integrated circuit for electronically ballasted fluorescent lamps. it provides a crit ical conduction mode power factor correction (pfc) controller/driver and a half-bridge controller/driver with all the necessary functions for correct preheat, ignition and on-state operation of the lamp. several protection mechanisms are incorporated to ensure the safe operation of the fluorescent lamp or a shut down of the complete ballast under an y abnormal operating conditions or lamp failure. 7.2 power factor correction (pfc) the pfc is a boundary conduction mode, on-time controlled system. the basic application diagram can be found in figure 6 . this type of pfc operates at the boundary between continuous and discontinuous mode. energy is stored in the inductor l pfc each period that switch q pfc is on. when the input current i i(pfc) is zero at the moment that q pfc is switched on, the amplitude of the current build up in l pfc will be proportional to v i(pfc) and the time t on(pfc) that q pfc is on. this current continues to flow as output current i o(pfc) via d pfc into c bus after q pfc is switched off. in this phase i o(pfc) is equal to i i(pfc) . a new cycle is started when i o(pfc) reaches zero. i i(pfc) consists of a sequence of triangular pulses, each having an amplitude proportional to the input voltage and t on(pfc) . if t on(pfc) is kept constant, the first harmonic of th e input current is proportional to the input voltage. the pfc output voltage v o(pfc) is controlled by t on(pfc) . as t on(pfc) is more slowly regulated than the main s frequency it will not disturb the power factor. boost 10 boost function input uba2016a ph/en 10 preheat frequency setting combined with enable uba2015 and UBA2015A fbpfc 11 pfc feedback input comppfc 12 pfc output voltage feedback compensation auxpfc 13 pfc auxiliary winding input gpfc 14 pfc gate driver output gnd 15 ground vdd 16 supply glhb 17 hb low-side switch gate driver output shhb 18 hb high-side source connection fshb 19 hb floating supply connection ghhb 20 hb high-side switch gate driver output table 3. pin description ?continued symbol pin description www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 7 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.2.1 regulation loop the control loop senses the pfc output voltage via resist ors r1, r2 and the feedback input fbpfc. the frequency compensation network c1, c2 and r4 sets the response time and stability of the loop. the voltage at pin fbpfc is regulated to v reg(fbpfc) . when voltage on pin fbpfc is above the regulation voltage, pin comppfc is charged and when voltage on pin fbpfc is lower, pin co mppfc is discharged. current flow through pin comppfc is controlled by the pfc oper ational transconductance amplifier (ota) and its transconductance g m(pfc) . the voltage on pin comppfc controls the pfc on-time, t on(pfc) . so when the voltage at pin fbpfc is too high, t on(pfc) is reduced and less energy is transferred. when voltage at pin fbpfc is too low, t on(pfc) is increased and more energy is transferred. the voltage on pin fbpfc is sampled at the rising edge of pin gpfc and held internally during the leading edge blanking time t leb(fbppc) before going to the ota to prevent disturbance of the regulation level due to tran sition effects when the pfc external power switch is turned on the maximum t on(pfc) is set when the voltage at pin comppfc is clamped to v clamp(comppfc) to limit the dead time in recovering regulation after a regulation range overshoot. the t on(pfc) time can be regulated down to zero. the moment at which the gate is turned on is determined by pin auxpfc. when this pin is below demagnetization detection voltage v det(demag)auxpfc and the low pfc off-time t off(pfc)low timer is finished, the next cycle starts. during start-up, the capacitor connected to pin comppfc is connected by an internal switch to pin fbpfc which allows it to partially charge before the pfc starts. this reduces the start-up time. fig 6. basic pfc application diagram gnd vdd fbpfc gpfc auxpfc comppfc v o(pfc) v dsrmains l i(pfc) l o(pfc) d pfc l pfc mains q pfc i switch(pfc) d bypass c bus r1 r2 r4 c2 c1 r3 001aam533 uba2016a uba2015 UBA2015A www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 8 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.2.2 protection the pfc incorporates the following protection mechanisms: ? when voltage on pin fbpfc drops below open/short protection threshold voltage v th(osp)(fbpfc) , the gate is turned off and the start of a new cycle is inhibited. a small internal filter prevents this protec tion reacting to a negative spike. ? when pin fbpfc is left open, a pull-down bias current i bias(fbpfc) ensures that the pin voltage drops below v th(osp)(fbpfc) . ? when voltage at pin fbpfc rises above overvoltage threshold voltage v th(ov)(fbpfc) the gate immediately turns off. a new cycle will not start while v fbpfc remains above v th(ov)(fbpfc) . this limits the pf c output voltage. this protection is disabled during the leading edge blanking time t leb(fbpfc) after gpfc goes high. ? when the t off(pfc)low timer sequence has ended with no demagnetization detected (v auxpfc has not risen above v det(demag) ) the on-time of the next cycle will be the no demagnetization detected pfc on-time t on(pfc)nodemag to prevent excessive current build up in the coil. ? bias current i bias(auxpfc) ensures that pin auxpfc is high when not connected ensuring pin gpfc stays low. 7.3 half-bridge driver the ic incorporates drivers for the half-bridge switches and all related circuits such as non-overlap, high voltage level shifter, b ootstrap circuit for the floating supply and hard switching and capacitive mode detection. the uba2016a/15/15a is designed to drive a ha lf-bridge inverter wit h an inductive load. the load consists typically of an inductor wi th a resonant capacitor and a tl or cfl. a basic half-bridge application circ uit driving a tl is shown in figure 7 which also shows a typical ic supply configuration with a start-up bleeder resistor and a dv/dt supply. fig 7. basic half-bridge and ic supply connection diagram v bus uba2016a uba2015 UBA2015A vdd gnd ghhb shhb fshb glhb 001aam534 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 9 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.3.1 vdd supply the uba2016a/15/15a is intended to be supplied by a start-up bleeder resistor connected between the bus voltage v bus and vdd and a dv/dt supply from the half-bridge point at pin shhb. the ic starts up when the voltage at pin vdd rises above start-up voltage v startup(vdd) and locks out (stops oscillating) when the volt age at pin vdd drops below stop voltage v stop(vdd) . the hysteresis between the start and stop levels allows the ic to be supplied by a buffer capacitor until the dv/dt supply is settled. the uba2016a/15/15a has an internal vdd clamp. this is an internal ac tive zener (or shunt regulator) that limits the voltage on the vdd supply pin to clamp voltage v clamp(vdd) . no external zener diode is needed in the dv/dt supply circuit if the ma ximum current of the dv/dt supply minus the current consumption of the ic (mainly determined by the gate drivers? load) is below i clamp(vdd) . 7.3.2 low- and high-side drivers the low- and high-side drivers are identical. the output of each driver is connected to the equivalent gate of an external power mosfet. the high-side driver is supplied by the bootstrap capacitor, which is charged from the vdd supply voltage via an internal diode when the low-side power mosfet is on. the lo w-side driver is dire ctly supplied by the vdd supply voltage. 7.3.3 non-overlap during each transition between th e two states glhb high/ghhb low and glhb low/ghhb high, glhb and ghhb will bot h be low for a fixed non-overlap time t no to allow the half-bridge point to be charged or discharged by the load current (assuming the load always has an inductive behavior), and enabling zero voltage switching; see figure 8 . www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 10 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.4 fluorescent lamp control the ic incorporates all the regulation and control needed for the fluorescent lamp(s), such as filament preheat, ignition frequency sweep, lamp voltage limitation, lamp current control, start-up boost, dimming, end-of-lif e detection, overcurrent protection and hard switching limiting. in the uba2016a/15/15a, 7 different operating states can be distinguished. in each state the ic acts in a specific way, as described in the next paragraphs. figure 9 shows the possible transitions between the states with their conditions. fig 8. oscillator, driver and half-bridge voltages t no time 0 v cf time v ghhb v shhb v shhb + v vdd v vdd v bus time 0 v glhb time 0 v shhb 001aam537 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 11 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 9. state diagram reset or disable v dd high and enable and not(overtemp) glhb and (reset or disable) glhb and (v dd low or overtemp) reset restart not(reset) preheat time completed f low or ignition detected 001aam538 non oscillating states (ic is off) low power consumption ghhb and gpfc low oscillating states (ic is on) reset state glhb low stop latch and ignition attempt counter are reset preheat state boost and eol disabled frequency is decreased until hb preheat current or the set value for the preheat frequency (uba2015(a) only) is reached power on standby state glhb high stop state glhb low fast fault fault timeout other definitions: enable = (v ffprht > v th(en)(ffprht) ) disable = not(enable) ignition detected = (v ifb > v th(lod)(ifb) ) and (v vfb < v th(lod)(vfb) ) auto-restart state glhb low ignition state boost and eol disabled frequency is decreased as long as no lamp overvoltage or hb overcurrent or hardswitching (1) is detected (1) (uba2016(a) only) burn state ignition attempt counter is reset boost function enabled eol protection enabled frequency determined by lamp current regulation loop fault timeout and (ignition attempts = 1) fault definitions: overtemp = fast fault = slow fault = the fault timer is started by slow fault and runs as long as slow fault continues. not(slow fault) resets the fault timer. (1) (except for uba2016a in ignition state after zvs has been seen) (2) (burn state only) {set} t > t th(act)otp {reset} t < t th(rel)otp over voltage extra or capacitive mode (1) or (over current lamp and f high) coil saturation (2) cpt low or vfb low or not(pfc ok) or over voltage or (over voltage end of life and not (deep dimming)) (2) or coil saturation or hardswitching or brownout or asymetrical end of life (2) fault timeout and (ignition attempts = 2) supply voltage definitions reset = (v dd < v rst(vdd) ) restart = (v dd < v restart (vdd)) v dd low = (v dd < v stop(vdd) ) v dd high = (v dd > v startup(vdd) ) www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 12 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.4.1 reset when voltage on pin vdd is below the reset voltage v rst(vdd) , both gates of the half-bridge driver are low. all internal latches are reset. when voltage on pin vdd rises above v rst(vdd) , the ic will enter standby state. 7.4.2 standby in standby state the low-side gate driver is on (glhb is high).the floating supply capacitor c fshb is then charged. when the vdd voltage rises above v startup(vdd) , the preheat state is entered. 7.4.3 oscillating states (preheat, ignition and burn) the highest and lowest oscillation fr equency can be set with capacitor c cf connected to the cf pin. the oscillator is implemented in such a way that the lowest frequency f sw(low) is the most accura te. in any oscillating state (preheat, ignition or burn), when vdd voltage drops below v stop(vdd) or overtemperature is detected, the half-bridge stops oscillation when glhb is high and enters the standby state. 7.4.4 preheat the oscillating frequency starts at f sw(high) (see figure 10 ? r esonance curve application with u ba2015a ? or figure 11 ? r esonance curve application with uba2016a ? point a) and remains at that frequency until the pfc output is sufficient (the voltage at pin fbpfc rises above the pfc voltage ok threshold voltage on pin fbpfc, v th(vpfcok)fbpfc ) and the voltages at pins cpt and vfb settle ab ove their pin short protection levels (v vfb > v th(osp)(vfb) and v cpt > v th(scp)(cpt) ). the half-bridge current is regulated when in the preheat state; see figure 10 ? r esonance curve application with u ba2015a ? or figure 11 ? r esonance curve application with uba2016a ? point b. pin cifb supplies a current i ch(cifb) to the externally connec ted compensation netwo rk on this pin and its voltage will rise. this will cause the switchin g frequency to decrease (pin cifb is the input for the voltage controlled oscilla tor). this will cause an increase in half-b ridge current (assuming the switching frequency is higher than the load resonance frequency). this current is measured via pin slhb using a resistor co nnected between the source of the low-side switch and ground. when the voltage on pin slhb rises above the preheat current control voltage v crtl(ph)slhb , discharge current i dch(cifb) to pin cifb and the frequency is increased. when the voltage drops below v th(ocp)slhb , current i ch(cifb) from pin cifb causes the frequency to decrease. www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 13 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver (1) lamp voltage when lamp is off (not ignited yet). (2) lamp current when lamp is on. fig 10. resonance curve application with UBA2015A (1) lamp voltage when lamp is off (not ignited yet). (2) lamp current when lamp is on. fig 11. resonance curve application with uba2016a 001aan202 e d h b a c (1) (2) f sw(high) f sw(ph) f (1) v lamp (2) i lamp f sw(dim) f sw(ign) f sw(reg) f sw(low) v ign i lamp(nominal) g (1) f e d h b a c (1)v lamp v ign i lamp(nominal) 001aan204 f f sw(low) f sw(bst)(reg) f sw(bst)(low) f sw(reg) f sw(dim) f sw(high) f sw(ph) f sw(ign) (2) (2) i lamp www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 14 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver the preheat frequency for uba2015 and UBA2015A can also be regulated via pin ph/en. uba2015 and UBA2015A support current cont rolled preheat and fixed frequency preheat. during preheat the output voltage of pin ph/en is v ph(ph/en) . the output current that an external resistor r ext(ph/en) connected to this pin sinks is compared to 4 5 of the output current of the vco (the current at pin cf wit h no fault condition present and the capacitor at that pin being charged minus the same current at f sw(low) ). as long as the output current of the vco is bigger the frequency is bei ng decreased (by charging pin cifb with i ch(cifb) ). if the current through th e external resistor is bi gger the frequency will be increased (by discharging pin cifb with i dch(cifb) ). current and fixed frequency control mechanisms are active at the same time. for fixed frequency preheat using pin ph/en, the half-br idge current sense resistor connected to pin slhb should be small enough not the ac tivate the current control mechanism. if current controlled preheat is used, pin ph/en s hould be left open (except of course for the open collector or open drain that drives the enable function). the preheat time t to(ph) can be set with capacitor c cpt on pin cpt. 7.4.5 ignition after the preheat state the ic enters the ignition state. during the ignition state the switching frequency is decreased by charging pin cifb with i ch(cifb) . this will result in increasing lamp voltage until th e lamp ignites (see point c in figure 10 ? r esonance curve application with u ba2015a ? or figure 11 ? r esonance curve application with uba2016a ? ) and lamp-on or f sw(low) (lowest frequency) is detected. lamp-on detection occurs when the average absolute voltage on pin ifb is above lamp-on detection threshold v th(lod)(ifb) and the voltage on pin vfb is more then 50 % of each clock cycle below the lamp-on detection threshold v th(lod)(vfb) and after a delay t d(lod) . if either saturation, overvoltage or hard switching regulation (uba2016a only) is triggered it will overrule the frequency sw eep down and hold the frequency at th e border where the fault appeared and start the fault timer. when the fault timeout t to(fault) is reached the ic enters auto-restart state if it was the first ignition attempt, otherwise it will go to the stop state; see figure 9 ? state diagram ? . 7.4.6 auto-restart the auto-restart state is entered after a fault time out in the ignition state during the first ignition attempt. see figure 9 ? state diagram ? . when the ic is in auto-restart state, it draws supply current i restart(vdd) . this will slowly discharge the buffer capacitor on pin vdd until the voltage on this pin drops below v restart(vdd) . the ic then enters the standby state. here the vdd capacitor will be charged again to start a se cond ignition attempt. the bleeder current must be between standby current i stb(vdd) and i restart(vdd) . a time delay can be set between the two ignition attempts with the capacitor at pin vdd to reduce stress on the hb components. 7.4.7 burn in burn state the lamp current regulation and all protection circuits are active. the boost function (available in uba2016a only) is also enabled. www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 15 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.4.7.1 lamp current control and dimming the ac lamp current is sensed by an external resistor connected to pin ifb. the resulting ac voltage on pin ifb is in ternally double-side rectified (dsr), and compared to a reference level by an ota. this reference le vel is determined by the internal reference regulation level v reg(ref) and the voltage on the dim input (UBA2015A and uba2016a only), as shown in figure 12 ? lamp current control ? . definition: the regulation voltage on pin ifb (v reg(ifb) ) is the level seen from outside the ic to which the ic will try to regulate the average abs olute voltage on pin ifb. if the dim input is not present or not connected or v dim >v reg(ref) then v reg(ifb) is v reg(ref) + non-idealities from the ota and the dsr else v reg(ifb) =v dim + non-idealities from ota and dsr. for the uba2016a v reg(ifb) also depends on the input current on pin boost (i boost ). the boost current is multiplied and added to the ota output current which translates to an extra voltage being added to v reg(ref) . see section 7.4.7.3 ? boost ? for further detail about the boost function. for th e remainder of this section we will assume i boost =0. for the UBA2015A and uba2016a the dim input controls the lamp current set point. the dim input level is inte rnally clamped to v reg(ref) . the lowest possible dim input level is set by the bias current on pin dim i bias(dim) and the external resistance on the pin. if no dimming is required, pin dim can be left open or connected via a capacitor to ground. the internal current source i bias(dim) will then charge the pi n until it is inte rnally clamped to v reg(ref) . www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 16 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver the output of the ota is connected to pin cifb. the external capacitor c ext(cifb) is charged and discharged according to the voltage on the ota inputs and the transconductance of the ota, g m(ifb) according to the formula: i cifb =g m(ifb) ? (v ifb ? v reg(ifb ). more components can be connected to pin cifb to improve the response time and stability of the lamp current control loop. pin cifb is connected to the input of t he vco (voltage controlled oscillator) that determines the frequency of the ic. pin cifb voltage is inversely proportional to the switching frequency. when the load is inductive, an increase in frequency decreases the lamp current, and a decrease in frequency increases the lamp current. with the closed loop for the lamp current in place, the ic will regulate to the requir ed frequency for the desired lamp current. so when the ic enters burn state it will go to either point d or h shown in figure 10 (UBA2015A) or figure 11 (uba2016a) depending on the dim input voltage. fig 12. lamp current control r ext(ifb) r i(ifb) c ext(cf) i ch(low)(cf) clock v high(cf) i bias(dim) v reg(ref) double side rectifier ota voltage controlled oscillator voltage controlled current source vdd vdd vdd c ext(cifb) cifb g m(ifb) vdd cf ifb i lamp boost grey circuit parts are not present in some types i boost vdd 2 dim 1 3.5 1 1 7.8 001aan205 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 17 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver however, the switching frequency can never go below f sw(low) (unless for uba2016a when the boost function is active, see section 7.4.7.3 ). if the regulation level is not reached at f sw(low) the ic will stay at f sw(low) (point e in figure 10 and figure 11 ). 7.4.7.2 operation without lamp current control to operate the lamp without current contro l the lamp current sense pin ifb must be connected to ground. the lamp now operates at the lowest frequency f sw(low) (point e in figure 10 or figure 11 ). dimming is not supported in this case. 7.4.7.3 boost the boost feature is available only in the uba2016a to support shorter run up times. the boost function changes the half-bridge s witching frequency by lowering the lowest possible switchin g frequency from f sw(low) to f sw(bst)(low) and increasing the lamp current set point v reg(ifb) by adding a multiple of the boost current to the ota output current which translates to an extra voltage being added to v reg(ref) . during boost time, the frequency is lowered, and as a consequence of the indu ctive load the lamp current is increased. the implementation of the boost function is shown in figure 12 ? lamp current control ? . the boost input is a current input with an input range of 0 to i sat(boost) . the input current is internally clamped at i sat(boost) . if the input current at the pin is above i sat(boost) the effect will not become bigger. the voltage on the pin is determined by the voltage drop across the internal current mirror input and limited by an internal clamp circuit if the input current at the pin rises above i sat(boost) . for maximum current allowed into the pin; see ta b l e 4 . an example of how boost function can be implemented is shown in figure 13 . the boost current is determined by resistor r boost . r bias provides a small threshold for the boost function and with capacitor c boost keeps the boost pin at a defined (inactive) level (0 v) during normal lamp operation (after the boost period). the boost time constant is reflected by the sum of capacitors c hv and c boost and r boost . resistor r hv and capacitor c boost filter out the ripple on v o(pfc) . an example of component values for v o(pfc) =430v is: r hv =22m ? (500 v); c hv = 100 nf (500 v); d reset = 1n4148; c boost = 150 nf (63 v); r boost =10m ? and r bias =10m ?? fig 13. boost application example; uba2016a 001aam539 d reset c boost c bus v o(pfc) c hv boost r boost r hv r bias uba2016a www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 18 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver the amount of boost depends on the current into the boost pin and the lamp current control. if the application d oes not use lamp current contro l, the switching frequency will go down to the lowest possible boost switching frequency f sw(bst)(low) (point g in figure 11 ? r esonance curve application with uba2016a ? ) that is determined by equation 1 or equation 2 , depending on the value of i boost . (1) (2) if the application uses lamp current control, the switching frequency is regulated to boost regulation voltage on pin ifb, v reg(bst)(ifb) (point f in figure 11 ? r esonance curve application with uba2016a ? ) that can be calculated by equation 3 or equation 4 , (depending on the value of i boost ) if the switching frequency remains above f sw(bst)(low) , otherwise the switching frequency is f sw(bst)(low) ; see equation 1 or equation 2 . (3) (4) 7.4.8 stop state when in stop state the ic is off and all driv er outputs are low. the ic will remain in stop state until the voltage on pin vdd drops below v rst(vdd) or it is disabled, in which case it will go to reset state. the sequence of events for entering the stop state are shown in figure 9 ? state diagram ? . 7.5 enable and disable the enable function is only available in the uba2015 and UBA2015A and works via pin ph/en. if this pin is pulled below the enable voltage v en(ph/en) then the ic goes into the standby state (immediately if glhb is high, othe rwise it will continue its normal clock cycle until glhb is high and then go to the standby state). the external interface with pin ph/en for the en able signal should be an open collector or open drain type driver. to enable the ic the open collector or open drain should be open (high ohmic) to not disturb the fixed frequency preheat setting function of pin ph/en. in restart, standby and stop states the standby pull-up current source i pu(stb)(ph/en) will pull the voltage at pin ph/en above v en(ph/en) . in preheat, ignition and burn states the normal output voltage driver of the ic will pu ll the pin high. in those cases the external driver must draw a current i clamp(ph/en) from the pin to disable the ic. 7.6 protection circuits 7.6.1 end-of-life rectifying lamp detection if voltage on pin eol is below low threshold voltage v th(low)eol or above v th(high)eol the fault timer will start. these threshold volta ge levels are related to pin fbpfc voltage according to the formula: v th(low)eol =v fbpfc =v th(high)eol / 2. the fbpfc voltage is sampled during gpfc low and hold during gpfc high periods to prevent disturbance of the eol levels due to the switching of the pfc. 0i boost i sat boost ?? f sw bst ?? low ?? ? ?? f sw low ?? 1i boost ? n fbst ?? low ?? ? ?? = i boost i sat boost ?? f sw bst ?? low ?? ? ? f sw low ?? 1i sat boost ?? ? n fbst ?? low ?? ? ?? = 0i boost i sat boost ?? v reg ifb ?? ? ?? i boost ?? v reg ifb ?? 1i boost + n lbst ?? reg ? ?? = i boost i sat boost ?? v reg bst ?? ifb ?? ? ? v reg ifb ?? i sat boost ?? n vreg bst ?? ? + = www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 19 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver a programmable end-of-life window is achieved by the internal bias current sink i bias(eol) . the effective relative size of the eol wind ow will decrease in line with the increasing series resistance connected to pin eol. the end-of-life lamp rectifying detectio n is only active during the burn state. 7.6.2 end-of-life overvoltage detection this protection is intended to protect against symmetrical lamp aging. when in burn state the voltage on pin vfb exceeds the overvoltage end-of-life threshold voltage v th(oveol)(vfb) by more then 50 % of each switching cycle the fault timer will start. v th(oveol)(vfb) is related to the regulation voltage on pin ifb v reg(ifb) that itself is dependent on the voltage on pin dim (see section 7.4.7.1 ? lamp current control and dimming ? ) according to the formula: v th(oveol)(vfb) =a ? b ? v reg(ifb) parameters a and b can be calculated from the v th(oveol)(vfb) values given in ta b l e 6 . the end-of-life overvoltage protection is only active during burn state and (for UBA2015A and uba2016a) if the voltage at pin dim is above the overvoltage end-of-life enable voltage v en(oveol)(dim) . 7.6.3 capacitive mode detection under all normal operating conditions the half-bridge switching frequency should be higher than the load resonance frequency. the load then shows an inductive behavior in that the load current i load lags behind the half-bridge voltage v shhb . if the amplitude and the phase difference are large enough, the load current will charge any capacitance on pin shhb during the non-overlap time t no(lh) , and discharge it during the other non-overlap time t no(hl) . as a result the voltage across the switc hes is almost zero at the moment they turn on. this is called zero voltage switching; see figure 14 ? switching ? . zero voltage switching provides the highest switching efficiency and the least electromagnetic emission (eme). capacitive mode switching can occur when, due to any abnormal condition, the switching frequency is below the load resonance frequency. this can happen when the lamp is removed. the load current will then keep the ba ckgate diode of the swit ch that is switched off conducting during the non-overlap time, and if the other switch is turned on, a sudden step of the half-bridge voltage to the other supply rail takes place (which causes huge current spikes). also cross conduction between the switches can occur during the reverse recovery of the backgate diode. these effects put huge stress on the power switches, most of which can only handle capacitive mode switching a few time s before they break down. to protect against capacitive mode switch ing the ic monitors pin shhb during the non-overlap time t no(lh) between switching off of the low- side switch and switching on of the high-side switch. if a rise of v shhb (dv shhb /dt > v th(cm)(shhb) ) during t no(lh) is not detected then the ic will conclude that capacitive mode switching is occurring during the next full cycle. if capacitive mode is detecte d longer than the fault activation delay time t det(fault) then the ic will enter stop state. capacitive mode detection is active in all oscilla ting states for all ics except in the ignition state of the uba2016a if zero voltage switching has been observed. in that case the uba2016a switches to hard switching regulation, see section 7.6.4 ? hard switching regulation (uba2016a) ? . www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 20 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver during ignition a situation may occur where th e amplitude of the load current is high and the half-bridge is at the boundary of capacitive mode switching; see figure 14 ? switching ? . the load current crosses zero during the non-overlap time. if the amplitude of the load current is large enough, the uba2015 and UBA2015A might not detect capacitive mode because v shhb did rise before going down again. the backgate diode of one switch is conducting again when the other switch switch es on. since this can only happen if the load current crosses zero during the non-overlap time, the momentary value of the load current at the end of the non-overlap time will be not so big, and will not necessarily damage the switches. depending on the topology used, the dc blocking capacitor might be charged via the lamp(s) at the moment the lamp(s) ignite. th is will cause a temporary dc current addition to the load current that might be interpreted by the uba2015 and UBA2015A as capacitive mode switching. if this happens th e dc blocking capacitor must be reduced or pre-charged. the uba2016a does not have this problem. 7.6.4 hard switching regulation (uba2016a) in ignition state the uba2016a capacitive mode detection is disabled and replaced by hard switching regulation. this enable s ignition without voltage feedback. the hard switching regulation measures the vo ltage step on pin shhb at the end of the non-overlap time t no(lh) (v step(shhb) in figure 14 ? switching ? ) and increases the switching frequency by discharging pin cifb with a current according to the formula: i dch(hswr)cifb =(v step(shhb) ? v th(hswr)shhb ?? g m(hswr) in this way the ic keeps the switching freque ncy during ignition at the point where there is still a small phase difference between the load current and the half-bri dge voltage, and the switching losses due to hard swit ching are limited. this is assu ming that it is not already held at the higher frequency by the overvolt age protection or coil saturation protection. as figure 14 ? switching ? shows, hard switching also occurs when the amplitude of the load current is to small. this might happen when the ic enters ignition state at the end of preheat and the fre quency is still relatively high. to prevent the ic from getting stuck at f high the hard switching regulation is disabled until zero voltage switching has been observed, that is if v step(shhb) xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 21 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 14. switching 001aan209 v step(shhb) v fshb v shhb v hv vdd gnd gnd 0 v ghhb v glhb v shhb ghhb hv high side switch shhb gnd zero voltage switching i load t no(lh) sense t no(hl) hard switching (due to small phase difference between v shhb and i load ) hard switching (due to small amplitude of i load ) boundary of capacitive mode switching capacitive mode switching glhb low side switch i load www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 22 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 7.6.6 coil saturation protection when the peak voltage on pin slhb exceeds saturation threshold voltage v th(sat)slhb , an additional current i add(cf) is sourced to pin cf to short en the running osc illator cycle. in ignition state the fault timer is started and a discharge current i dch(cifb) is drawn from pin cifb during the next cycle to increase the switching frequency. in burn state the ic will go to stop state if coil saturation is detected longer than the saturation detection delay time t d(det)sat . current i bias(slhb) is sourced to pin slhb which will fo rce the controller into coil saturation protection if pin slhb is left open. 7.6.7 lamp overcurrent protection if voltage on pin ifb exceeds the overcurrent detection threshold voltage v th(ocd)(ifb) , and the oscillator is running at f sw(high) , an overcurrent is detecte d and the ic will immediately enter the stop state. 7.6.8 lamp overvoltage protection when the peak voltage on pin vfb exceeds v th(ov)(vfb) , the fault timer is started and a discharge current i dch(cifb) is drawn from pin cifb during the next cycle to increase the switching frequency. when v vfb >v th(ovextra)(vfb) for longer than the fault activation delay time t det(fault) then the ic will enter the stop state. 7.6.9 lamp removal detection removing the lamp from applications that ha ve the resonant capaci tor connected via the lamp filaments, will result in hard switching because curr ent cannot flow through the ballast inductor. if hard switching is detected du ring ignition or burn state th e fault timer will be started. for applications with the resona nt capacitor connected directly to the ballast inductor, capacitive mode, coil saturation or over voltage will be det ected. capacitive mode is activated if the switching frequency ends up below the resonance frequency due to removal of the lamp. if the switching frequency is near or above the resonance frequency, the lamp (or rather the lamp socket) voltag e and half-bridge curr ent will be very high due to the unloaded resonant circuit (lamp inductor and lamp capacitor) which activates the coil saturation protection or the overvoltage protection. 7.6.10 temperature protection when the temperature is above t th(act)otp and glhb is high, the ic enters standby state. the ic cannot exit the standby state until the temperature drops below t th(rel)otp . 7.6.11 fault timer any fault that starts the fault timer must be detected for longer than the fault activation delay time t d(act)fault to actually start the timer. when th e timer is started, the capacitor at pin cpt is alternately being charged and disc harged. after 8 charging and 7 discharging cycles the fault time-out period t to(fault) is reached and the ic enters either the stop state or the auto-restart state, depending on the faul t detected, the current state of the timer and the number of ignition attempts; see figure 9 ? state diagram ? . if the fault that started the www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 23 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver timer is no longer detected for a period longer than the fault release delay time t d(rel)fault , the fault timer will be reset and at any new o ccurance of the fault, the timer will start from zero. faults which activate the fault timer are shown as slowfault in figure 9 ? state diagram ? . the fault timer uses the same pin (cpt) to set the time with an external capacitor c ext(cpt) as the preheat timer. the ratio bet ween the preheat time-out time t to(ph) and the fault time-out time t to(fault) can be changed by adding an external series resistor r s(ext)(cpt) or an external parallel resistor r p(ext)(cpt) to the external capacitor c ext(cpt) ; see figure 15 ? cpt connections ? . the fault timer incorporates a protection that ensures safe operation conditions if the cpt pin voltage is below v th(scp)(cpt) (shorted to gnd) by holding the oscillation frequency at f sw(high) . 7.6.12 brownout protection brownout protection is designed to maintain stab le and safe lamp operation during dips in mains supply. without this protection the current demand from the bus voltage to maintain constant lamp power would increase upon a drop in bus voltage. this creates an unstable situation with the mains input voltage dropping and the pfc reaching its regulation range limit. brownout protection reduces the lamp power when the pfc is out of regulation. this situation is only allowed for a limited ti me to prevent excessive component stress. when the pfc is outside its regulation range and the bus voltage is still too low (v comppfc =v clamp(comppfc) and v fbpfc uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 24 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 8. limiting values table 4. limiting values in accordance with the absolute maximum rating system (i ec 60134). all voltages referenced to signal ground (gnd pin 15); current flow into the ic is positive. symbol parameter conditions min max unit general r ref(iref) reference resistance on pin iref 30 36 k ? sr slew rate pins fshb, ghhb and shhb ? 4+4v/ns t amb ambient temperature ? 40 +125 ? c t j junction temperature ? 40 +150 ? c t stg storage temperature ? 55 +150 ? c voltage v fshb voltage on pin fshb continuous 0 570 v t<0.5s 0 630 v with respect to v shhb ? 0.3 +14 v v ghhb voltage on pin ghhb with respect to v shhb ? 0.3 +14 v v glhb voltage on pin glhb ? 0.3 +14 v v gpfc voltage on pin gpfc ? 0.3 +14 v v vdd voltage on pin vdd ? 0.3 +14 v v auxpfc voltage on pin auxpfc ? 9+9v v eol voltage on pin eol ? 9+9v v slhb voltage on pin slhb ? 9+9v v ifb voltage on pin ifb ? 5+5v v dim voltage on pin dim ? 0.1 +5 v v fbpfc voltage on pin fbpfc ? 0.1 +5 v v boost voltage on pin boost ? 0.3 +2.2 v v ph/en voltage on pin ph/en ? 0.1 +5 v v vfb voltage on pin vfb ? 0.1 +5 v current i vdd current on pin vdd - 50 ma i eol current on pin eol ? 1+1ma i slhb current on pin slhb ? 1+1ma i boost current on pin boost ? 50 +50 ? a i auxpfc current on pin auxpfc ? 1+1ma www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 25 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver [1] positive and negative latch-up currents tested at t j = 150 ? c by discharging a 22 ? f capacitor though a 50 ? series resistor with a 350 ? h series inductor. latch-up current values are in accordance with the general quality specification. 9. thermal characteristics 10. characteristics electrostatic discharge (esd) v esd electrostatic discharge voltage human body model (hbm) jedec class 2 for pins: slhb, ifb, eol, cifb, cpt, iref, vfb, cf, dim, boost, ph/en, fbpfc, comppfc, auxpfc, gpfc, vdd and glhb ? 2+2kv jedec class 1c for pins: ghhb, fshb and shhb ? 1+1kv charge device model (cdm) jedec class 3 for pins: sl hb, ifb, eol, vfb, iref, cifb, cf, cpt, dim, boost, ph/en, fbpfc, comppfc, auxpfc, gpfc, vdd, glhb ? 500 +500 v jedec class 2 for pins: shhb, fshb, ghhb ? 200 +200 v latch-up i lu latch-up current [1] ? 100 +100 ma table 4. limiting values ?continued in accordance with the absolute maximum rating system (i ec 60134). all voltages referenced to signal ground (gnd pin 15); current flow into the ic is positive. symbol parameter conditions min max unit table 5. thermal characteristics symbol parameter conditions typ unit r th(j-a) thermal resistance from junction to ambient in free air; mounted on a single-sided pcb; so20 package 100 k/w in free air; mounted on a single-sided pcb; dip20 package 90 k/w table 6. characteristics t amb = 25 c; settings according to default setting [1] ; all voltages referenced to gnd; cu rrent flow into the ic is positive; unless otherwise specified. symbol parameter conditions min typ max unit high voltage i leak leakage current v fshb =630v; v ghhb =630v; v shhb = 630 v; v vdd =0v -- 2 ? a start-up v startup(vdd) start-up voltage on pin vdd 11.9 12.4 12.9 v v stop(vdd) stop voltage on pin vdd 9.6 10.0 10.4 v v hys(vdd) hysteresis voltage on pin vdd 2.1 2.4 2.7 v i stb(vdd) standby current on pin vdd v vdd = 11.5 v 0.2 0.24 0.28 ma i pu(stb)(ph/en) standby pull-up current on pin ph/en standby or stop state; v ph/en =0.25v 7.7 9 10.3 ? a v rst(vdd) reset voltage on pin vdd 3.6 4.2 4.8 v www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 26 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver v restart(vdd) restart voltage on pin vdd 6.2 6.5 6.8 v i restart(vdd) restart current on pin vdd v vdd = 9 v 0.85 1.1 1.35 ma v clamp(vdd) clamp voltage on pin vdd ic off; i vdd = 0.33 ma 13.0 13.4 13.8 v i clamp(vdd) clamp current on pin vdd ic off; v vdd = 14.0 v 25 45 - ma i vdd current on pin vdd v fbpfc =1.2v; v comppfc =1v 1.2 1.7 2.2 ma pfc normal operation t on(pfc) pfc on-time v comppfc = 350 mv 0.6 1 1.4 ? s t on(pfc)high high pfc on-time v comppfc = v high(comppfc) 24 28 32 ? s t off(pfc)low low pfc off-time 1.7 2.0 2.3 ? s t leb(fbpfc) leading edge blanking time on pin fbpfc from the start of rising edge on pin gpfc 260 330 400 ns v reg(fbpfc) regulation voltage on pin fbpfc v comppfc = 1.6 v 1.23 1.27 1.31 v v comppfc = 200 mv 1.23 1.28 1.33 v i bias(fbpfc) bias current on pin fbpfc v fbpfc = 1.27 v 4.5 5.0 5.5 ? a g m(pfc) pfc transconductance v comppfc =1.5v; 1.2 v < v fbpfc <1.34v 25 30 35 ? a/v v th(vpfcok)fbpfc pfc voltage ok threshold voltage on pin fbpfc 0.95 1 1.05 v v det(demag) demagnetization detection voltage on pin auxpfc 50 100 150 mv v clamp(comppfc) clamp voltage on pin comppfc v fbpfc = 1 v 2.85 3 3.15 v pfc protection t on(pfc)nodemag no demagnetizatio n detected pfc on-time 1.0 1.3 1.6 ? s v th(osp)(fbpfc) open/short protection threshold voltage on pin fbpfc 0.2 0.25 0.3 v v th(ov)(fbpfc) overvoltage threshold voltage on pin fbpfc 1.34 1.39 1.43 v i bias(auxpfc) bias current on pin auxpfc v auxpfc =0.1v ? 6 ? 5 ? 4 ? a pfc driver i source(gpfc) source current on pin gpfc v gpfc =4v; v vdd =12v ? 105 ? 90 ? 75 ma r sink(gpfc) sink resistance on pin gpfc v gpfc =2v; v vdd = 12 v 13.5 16.0 18.5 ? hb preheat r ext(ph/en) external resistor on pin ph/en 38.6 - - k ? t to(ph) preheat time-out time c cpt = 100 nf 0.8 0.94 1.08 s v o(ph)(ph/en) preheat output voltage on pin ph/en preheat or ignition state 1.78 1.84 1.9 v v ctrl(ph)slhb overcurrent protection threshold voltage on pin slhb preheat 0.44 0.48 0.52 v i ch(cifb) charge current on pin cifb no fault detected; preheat and ignition states only; v cifb =1.5v ? 10.3 ? 9.0 ? 7.7 ? a table 6. characteristics ?continued t amb = 25 c; settings according to default setting [1] ; all voltages referenced to gnd; cu rrent flow into the ic is positive; unless otherwise specified. symbol parameter conditions min typ max unit www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 27 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver i dch(cifb) discharge current on pin cifb preheat overcurrent detected; v cifb =1.5v 7.7 9.0 10.3 ? a f sw(ph) preheat switching frequency uba2015; UBA2015A r ext(ph/en) =40k ? ; c ext(cf) =200pf 93 97.7 102.4 khz r ext(ph/en) = 100 k ? ; c ext(cf) =200pf 62 66 70 khz hb lamp ignition f sw(high) /f sw(low) high switching frequency to low switching frequency ratio 2.2 2.4 2.6 v fsw(low)(cifb) low switching frequency voltage on pin cifb -3.0-v v th(lod)(ifb) lamp on detection threshold voltage on pin ifb 1 1.11 1.22 v v th(lod)(vfb) lamp on detection threshold voltage on pin vfb 0.9 1.0 1.1 v v (vreg ? vth(lod)) regulation voltage to lamp-on-detect threshold voltage difference pin ifb 40 160 250 mv t d(lod) lamp on detection delay time 2 3 4 ms hb normal operation f sw(low) low switching frequency c cf = 200 pf 41 43 45 khz 20 - 80 khz v high(cf) high voltage on pin cf - 2.5 - v v reg(ifb) regulation voltage on pin ifb v cifb = 2 v; v ifb > 0 v 1.22 1.27 1.32 v v cifb = 2 v; v dim = 127 mv; v ifb >0v 77 127 177 mv v cifb = 2 v; v ifb < 0 v ? 1.34 ? 1.27 ? 1.2 v v cifb = 2 v; v dim = 127 mv; v ifb < 0 v ? 197 ? 127 ? 57 mv i ch(low)(cf) low charge current on pin cf - 47 - ? a v i(ifb) input voltage range on pin ifb v cifb = 2 v ? 3.1 - +3.1 v r i(ifb) input resistance on pin ifb v ifb =1v - 60 - k ? v ifb = ? 1v - 30 - k ? v en(ph/en) enable voltage on pin ph/en 0.21 0.25 0.29 v v o(burn)(ph/en) burn state output voltage on pin ph/en burn state 1.21 1.27 1.33 v g m(ifb) ifb transconductance v cifb = 2 v 14 16.5 19 ? a/v i o(clamp)(ph/en) output current clamp on pin ph/en preheat, ignition or burn states; v ph/en =0.2v - - 0.16 ma hb driver i source(glhb) source current on pin glhb v glhb =4v ? 105 ? 90 ? 75 ma r sink(glhb) sink resistance on pin glhb v glhb = 2 v 13.5 16 18.5 ? i source(ghhb) source current on pin ghhb v shhb =0v; v ghhb =4v ? 105 ? 90 ? 75 ma table 6. characteristics ?continued t amb = 25 c; settings according to default setting [1] ; all voltages referenced to gnd; cu rrent flow into the ic is positive; unless otherwise specified. symbol parameter conditions min typ max unit www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 28 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver r sink(ghhb) sink resistance on pin ghhb v shhb =0v; v ghhb = 2 v 13.5 16 18.5 ? t no non-overlap time 1.25 1.5 1.75 ? s v fd(bs) bootstrap diode forward voltage i fs = 5 ma 1.0 1.5 2.0 v dimming i bias(dim) bias current on pin dim v dim =1v ? 28 ? 26 ? 24 ? a r i(dim) input resistance on pin dim v dim =2.5v - 30 - k ? hb protection v th(sat)(slhb) saturation threshold voltage on pin slhb 2.35 2.5 2.65 v t d(det)sat saturation detection delay time burn state - 0.3 - ? s t leb(slhb) leading edge blanking time on pin slhb 260 340 420 ns i add(cf) additional current on pin cf v slhb >v th(sat)slhb ; v cf =2v ? 107 ? 96 ? 85 ? a i bias(slhb) bias current on pin slhb v slhb =2.5v ? 10 ? 8.5 ? 7 ? a v th(ocd)(ifb) overcurrent detection threshold voltage on pin ifb 2.8 3.0 3.2 v v th(osp)(vfb) open/short protection threshold voltage on pin vfb 40 80 120 mv v th(ov)(vfb) overvoltage threshold voltage on pin vfb 2.4 2.5 2.6 v t det(fault) fault detection time - 125 - ? s overvoltage extra or capacitive mode during burn state -50- ? s t rel(fault) fault release time - 1 - ms v th(ovextra)(vfb) overvoltage extra threshold voltage on pin vfb 3.2 3.35 3.5 v i bias(vfb) bias current on pin vfb 2.3 2.6 2.9 ? a v th(low)eol low threshold voltage on pin eol v fbpfc = 1.27 v 1.21 1.27 1.33 v v th(high)eol high threshold voltage on pin eol v fbpfc = 1.27 v 2.39 2.54 2.69 v i bias(eol) bias current on pin eol v eol = 1.9 v 15.4 16.2 17 ? a v th(oveol)(vfb) overvoltage end-of-life threshold voltage on pin vfb pin dim open 0.8 0.88 0.96 v UBA2015A; uba2016a v dim = 1.0 v 0.92 1.0 1.08 v UBA2015A; uba2016a v dim = 0.5 v 1.15 1.23 1.31 v v en(oveol)(dim) overvoltage end-of-life enable voltage on pin dim UBA2015A; uba2016a 0.21 0.25 0.29 v v th(hswp)shhb hard switching protection threshold voltage on pin shhb f sw =50khz -100-v v th(zvs)shhb zero voltage switching detection threshold voltage on pin shhb f sw =50khz - 30 - v v th(hswr)shhb hard switching regulation threshold voltage on pin shhb f sw =50khz -100-v table 6. characteristics ?continued t amb = 25 c; settings according to default setting [1] ; all voltages referenced to gnd; cu rrent flow into the ic is positive; unless otherwise specified. symbol parameter conditions min typ max unit www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 29 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver [1] default setting; see table 7 . [2] the threshold for the brownout protecti on is slightly below the normal regulatio n level on pin fbpfc. the design guarantees that it will always be below this level because the clamp current from the pfc ota is used as a signal. v th(cm)shhb capacitive mode de tection threshold voltage on pin shhb t no(lh) -30-v/ ? s g m(hswr) hard switching regulation transconductance uba2016a; ignition state hard switching step on pin shhb above v th(hswr)(shhb) per extra volt step at f sw =50khz -18- ? a/v v th(scp)(cpt) short-circuit protection threshold voltage on pin cpt 80 120 160 mv r par(ext)(cpt) external parallel resistance on pin cpt 700 - - k ? r s(ext)(cpt) external series resistance on pin cpt - - 40 k ? t to(fault) fault time-out time c cpt = 100 nf 0.16 0.19 0.22 s t to(ph) /t to(fault) ratio between preheat time-out time and fault time-out time r par(ext) =700k ? ; r s(ext) not connected (short) 33.43.8 r par(ext) not connected (open); r s(ext) not connected (short) 4.7 5.2 5.7 r par(ext) not connected (open); r s(ext) =40k ? 911.514 i bo(cf) brownout current on pin cf v comppfc =v high(comppfc) ; v fbpfc =1.0v; v cf =1.5v 12 17 22 ? a v (vreg-vth(bo)) regulation voltage to brownout threshold voltage difference on pin fbpfc v comppfc =v high(comppfc) [2] 10 30 50 mv i dch(bo)cifb brownout discharge current on pin cifb v comppfc =v high(comppfc) ; v fbpfc =1.0v; v cifb =2.0v 14 18 22 ? a boost f sw(bst)(low) low boost switching frequency i boost ? i sat( boost ) ; c ext(cf) =200pf 21 24 27 khz n f(bst)low low boost frequency constant 0.14 0.165 0.19 1/ ? a v reg(bst)(ifb) boost regulation voltage on pin ifb i boost ? i sat( boost ) 1.75 1.84 1.93 v n vreg(bst) boost regulation voltage constant 0.16 0.2 0.24 v/ ? a i sat( boost ) saturation current on pin boost 2.3 2.7 3.1 ? a v boost voltage on pin boost i boost =1 ? a-1-v i boost =5 ? a-1.4-v i boost =50 ? a--2.2v temperature protection t th(act)otp overtemperature protection activation threshold temperature 120 140 160 c t th(rel)otp overtemperature protection release threshold temperature 65 80 95 c table 6. characteristics ?continued t amb = 25 c; settings according to default setting [1] ; all voltages referenced to gnd; cu rrent flow into the ic is positive; unless otherwise specified. symbol parameter conditions min typ max unit www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 30 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver table 7. default setting s for characteristics pin name pin application slhb 1 connected to ground ifb 2 connected to ground eol 3 connected to a 2 v test supply vfb 4 connected to a 2 v test supply iref 5 connected via a 33 k ? resistor to ground cifb 6 connected via a 100 nf capacitor to ground cf 7 connected via a 200 pf c0g (np0) capacitor to ground cpt 8 connected via a 100 nf capacitor to ground dim 9 connected via a 100 pf capacitor to ground boost 10 connected to ground; uba2016a ph/en 10 not connected; uba2015 and UBA2015A fbpfc 11 connected to a 1.27 v test supply comppfc 12 connected via a 100 nf capacitor to ground auxpfc 13 connected to ground gpfc 14 not connected (open) gnd 15 connected to ground vdd 16 connected to a 13 v test supply glhb 17 not connected (open) shhb 18 connected to ground fshb 19 connected to a 13 v test supply ghhb 20 not connected (open) www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 31 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 11. application information 11.1 connecting the ic in an application a 33 k ? resistor must be connected between pi n iref and gnd. the tolerance of this resistor adds to any current related tolerances of the ic, including f sw(low) . no other components can be connected to pin iref. tolerance and temperature dependency of the capacitor connected between pin cf and gnd will add to the tolerance on f sw(low) . small decoupling capacitors (about 100 pf) are recommended on pins fbpfc and ifb close to the ic. normal sized decoupling capacitors (about 10 nf) are recommended on pins dim and eol. the capacitors at pins cf, comppfc, cpt, fshb and vdd should also be placed close to the ic. a capacitor between pin cifb and gnd of at least 470 pf is needed for stability of the low switching frequency. a capacitor between pin vdd and gnd of at least 10 nf is needed for stability of the internal vdd voltage clamp. however, for relia ble operation of the ic a low esr type of at least 470 nf is recommended. a capacitor between pin fshb and shhb is needed to supply the high-side driver. the recommended value for this capacitor is 1 5 of the value of the capacitor at vdd. a series resistor of at least 1 k ? is recommended on pins auxpfc and slhb. www.datasheet.co.kr datasheet pdf - http://www..net/
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 32 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 11.2 without lamp curren t regulation or dimming fig 16. typical schematic for minimal tl or cfl application with uba2016a (m ains filter not shown) gnd fbpfc vdd ghhb shhb fshb glhb slhb eol ifb dim vfb cifb iref cf cpt boost gpfc auxpfc comppfc 001aam541 mains uba2016a www.datasheet.co.kr datasheet pdf - http://www..net/
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 33 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 17. typical schematic for basic tl or cfl application (better pfc performance than minimal application) (mains filter not sh own) gnd fbpfc vdd vfb ghhb shhb fshb glhb slhb eol boost ifb dim cifb iref cf cpt gpfc auxpfc comppfc 001aan295 mains uba2016a www.datasheet.co.kr datasheet pdf - http://www..net/
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 34 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 18. typical schematic for basic tl or cfl application with uba2016a with fixed ti me boost start (mains filter not shown) gnd fbpfc vdd vfb ghhb shhb fshb glhb slhb eol boost ifb dim cifb iref cf cpt gpfc auxpfc comppfc 001aam542 mains uba2016a www.datasheet.co.kr datasheet pdf - http://www..net/
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 35 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 19. typical schematic for basic tl or cfl application with uba2016a, with lamp temp erature-dependent boost start (mains filt er not shown) gnd fbpfc vdd vfb boost ghhb shhb fshb glhb slhb eol ifb dim cifb iref cf gpfc auxpfc comppfc 001aam543 mains uba2016a ntc mounted close to lamp www.datasheet.co.kr datasheet pdf - http://www..net/
xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx x x x xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xx xx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxx x x xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 36 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 11.3 with lamp current regulation and dimming fig 20. typical schematic for dimmable tl app lication with uba2016a (mai ns filter not shown) gnd fbpfc vdd ghhb shhb fshb glhb slhb eol ifbvfb boost dim cifb cpt iref cf gpfc auxpfc comppfc 001aam544 uba2016a mains www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 37 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 12. package outline fig 21. package outline sot146-1 (dip20) unit a max. 1 2 b 1 cd e e m h l references outline version european projection issue date iec jedec jeita mm inches dimensions (inch dimensions are derived from the original mm dimensions) sot146-1 99-12-27 03-02-13 a min. a max. b z max. w m e e 1 1.73 1.30 0.53 0.38 0.36 0.23 26.92 26.54 6.40 6.22 3.60 3.05 0.254 2.54 7.62 8.25 7.80 10.0 8.3 2 4.2 0.51 3.2 0.068 0.051 0.021 0.015 0.014 0.009 1.060 1.045 0.25 0.24 0.14 0.12 0.01 0.1 0.3 0.32 0.31 0.39 0.33 0.078 0.17 0.02 0.13 sc-603 ms-001 m h c (e ) 1 m e a l seating plane a 1 w m b 1 e d a 2 z 20 1 11 10 b e pin 1 index 0 5 10 mm scale note 1. plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included. (1) (1) (1) dip20: plastic dual in-line package; 20 leads (300 mil) sot146-1 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 38 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver fig 22. package outline sot163-1 (so20) unit a max. a 1 a 2 a 3 b p cd (1) e (1) (1) eh e ll p q z ywv references outline version european projection issue date iec jedec jeita mm inches 2.65 0.3 0.1 2.45 2.25 0.49 0.36 0.32 0.23 13.0 12.6 7.6 7.4 1.27 10.65 10.00 1.1 1.0 0.9 0.4 8 0 o o 0.25 0.1 dimensions (inch dimensions are derived from the original mm dimensions) note 1. plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. 1.1 0.4 sot163-1 10 20 w m b p detail x z e 11 1 d y 0.25 075e04 ms-013 pin 1 index 0.1 0.012 0.004 0.096 0.089 0.019 0.014 0.013 0.009 0.51 0.49 0.30 0.29 0.05 1.4 0.055 0.419 0.394 0.043 0.039 0.035 0.016 0.01 0.25 0.01 0.004 0.043 0.016 0.01 0 5 10 mm scale x a a 1 a 2 h e l p q e c l v m a (a ) 3 a so20: plastic small outline package; 20 leads; body width 7.5 mm sot163-1 99-12-27 03-02-19 www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 39 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 13. revision history table 8. revision history document id release date data sheet status change notice supersedes uba2016a_15_15a v.3 20111116 product data sheet - uba2016a_15_15a v.2 uba2016a_15_15a v.2 20110711 preliminary data sheet - uba2016a_15_15a v.1 uba2016a_15_15a v.1 20110520 objective data sheet - - www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 40 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver 14. legal information 14.1 data sheet status [1] please consult the most recently issued document before initiating or completing a design. [2] the term ?short data sheet? is explained in section ?definitions?. [3] the product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple device s. the latest product status information is available on the internet at url http://www.nxp.com . 14.2 definitions draft ? the document is a draft versi on only. the content is still under internal review and subject to formal approval, which may result in modifications or additions. nxp semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall hav e no liability for the consequences of use of such information. short data sheet ? a short data sheet is an extract from a full data sheet with the same product type number(s) and title. a short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. for detailed and full information see the relevant full data sheet, which is available on request vi a the local nxp semiconductors sales office. in case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail. product specification ? the information and data provided in a product data sheet shall define the specification of the product as agreed between nxp semiconductors and its customer , unless nxp semiconductors and customer have explicitly agreed otherwis e in writing. in no event however, shall an agreement be valid in which the nxp semiconductors product is deemed to offer functions and qualities beyond those described in the product data sheet. 14.3 disclaimers limited warranty and liability ? information in this document is believed to be accurate and reliable. however, nxp semiconductors does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. in no event shall nxp semiconductors be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the removal or replacement of any products or rework charges) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. notwithstanding any damages that customer might incur for any reason whatsoever, nxp semiconductors? aggregate and cumulative liability towards customer for the products described herein shall be limited in accordance with the terms and conditions of commercial sale of nxp semiconductors. right to make changes ? nxp semiconductors reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. this document supersedes and replaces all information supplied prior to the publication hereof. suitability for use ? nxp semiconductors products are not designed, authorized or warranted to be suitable for use in life support, life-critical or safety-critical systems or equipment, nor in applications where failure or malfunction of an nxp semiconductors product can reasonably be expected to result in personal injury, death or severe property or environmental damage. nxp semiconductors accepts no liability for inclusion and/or use of nxp semiconductors products in such equipment or applications and therefore such inclusion and/or use is at the customer?s own risk. applications ? applications that are described herein for any of these products are for illustrative purpos es only. nxp semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. customers are responsible for the design and operation of their applications and products using nxp semiconductors products, and nxp semiconductors accepts no liability for any assistance with applications or customer product design. it is customer?s sole responsibility to determine whether the nxp semiconductors product is suitable and fit for the customer?s applications and products planned, as well as fo r the planned application and use of customer?s third party customer(s). customers should provide appropriate design and operating safeguards to minimize the risks associated with their applications and products. nxp semiconductors does not accept any liability related to any default, damage, costs or problem which is based on any weakness or default in the customer?s applications or products, or the application or use by customer?s third party customer(s). customer is responsible for doing all necessary testing for the customer?s applic ations and products using nxp semiconductors products in order to av oid a default of the applications and the products or of the application or use by customer?s third party customer(s). nxp does not accept any liability in this respect. limiting values ? stress above one or more limiting values (as defined in the absolute maximum ratings system of iec 60134) will cause permanent damage to the device. limiting values are stress ratings only and (proper) operation of the device at these or any other conditions above those given in the recommended operating conditions section (if present) or the characteristics sections of this document is not warranted. constant or repeated exposure to limiting values will permanently and irreversibly affect the quality and reliability of the device. terms and conditions of commercial sale ? nxp semiconductors products are sold subject to the gener al terms and conditions of commercial sale, as published at http://www.nxp.com/profile/terms , unless otherwise agreed in a valid written individual agreement. in case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply. nxp semiconductors hereby expressly objects to applying the customer?s general terms and conditions with regard to the purchase of nxp semiconducto rs products by customer. no offer to sell or license ? nothing in this document may be interpreted or construed as an offer to sell products t hat is open for acceptance or the grant, conveyance or implication of any lic ense under any copyrights, patents or other industrial or intellectual property rights. export control ? this document as well as the item(s) described herein may be subject to export control regulations. export might require a prior authorization from competent authorities. document status [1] [2] product status [3] definition objective [short] data sheet development this document contains data from the objecti ve specification for product development. preliminary [short] data sheet qualification this document contains data from the preliminary specification. product [short] data sheet production this document contains the product specification. www.datasheet.co.kr datasheet pdf - http://www..net/
uba2016a_15_15a all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 3 ? 16 november 2011 41 of 42 nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver non-automotive qualified products ? unless this data sheet expressly states that this specific nxp semicon ductors product is automotive qualified, the product is not suitable for automotive use. it is neither qualified nor tested in accordance with automotive testing or application requirements. nxp semiconductors accepts no liabili ty for inclusion and/or use of non-automotive qualified products in automotive equipment or applications. in the event that customer uses t he product for design-in and use in automotive applications to automotive specifications and standards, customer (a) shall use the product without nxp semiconductors? warranty of the product for such automotive applicat ions, use and specifications, and (b) whenever customer uses the product for automotive applications beyond nxp semiconductors? specifications such use shall be solely at customer?s own risk, and (c) customer fully indemnifies nxp semiconductors for any liability, damages or failed product claims resulting from customer design and use of the product for automotive app lications beyond nxp semiconductors? standard warranty and nxp semiconduct ors? product specifications. 14.4 trademarks notice: all referenced brands, produc t names, service names and trademarks are the property of their respective owners. 15. contact information for more information, please visit: http://www.nxp.com for sales office addresses, please send an email to: salesaddresses@nxp.com www.datasheet.co.kr datasheet pdf - http://www..net/
nxp semiconductors uba2016a/15/15a 600 v fluorescent lamp driver ? nxp b.v. 2011. all rights reserved. for more information, please visit: http://www.nxp.com for sales office addresses, please se nd an email to: salesaddresses@nxp.com date of release: 16 november 2011 document identifier: uba2016a_15_15a please be aware that important notices concerning this document and the product(s) described herein, have been included in section ?legal information?. 16. contents 1 general description . . . . . . . . . . . . . . . . . . . . . . 1 2 features and benefits . . . . . . . . . . . . . . . . . . . . 1 3 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 4 ordering information . . . . . . . . . . . . . . . . . . . . . 2 5 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6 pinning information . . . . . . . . . . . . . . . . . . . . . . 5 6.1 pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 6.2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . 5 7 functional description . . . . . . . . . . . . . . . . . . . 6 7.1 introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 7.2 power factor correction (pfc) . . . . . . . . . . . . 6 7.2.1 regulation loop. . . . . . . . . . . . . . . . . . . . . . . . . 7 7.2.2 protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 7.3 half-bridge driver . . . . . . . . . . . . . . . . . . . . . . . 8 7.3.1 vdd supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 7.3.2 low- and high-side drivers . . . . . . . . . . . . . . . . 9 7.3.3 non-overlap . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 7.4 fluorescent lamp control . . . . . . . . . . . . . . . . 10 7.4.1 reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7.4.2 standby. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7.4.3 oscillating states (pr eheat, ignition and burn) 12 7.4.4 preheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7.4.5 ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.4.6 auto-restart . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.4.7 burn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.4.7.1 lamp current control and dimming . . . . . . . . . 15 7.4.7.2 operatio n without lamp current control. . . . . . 17 7.4.7.3 boost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 7.4.8 stop state . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 7.5 enable and disable . . . . . . . . . . . . . . . . . . . . 18 7.6 protection circuits . . . . . . . . . . . . . . . . . . . . . . 18 7.6.1 end-of-life rectifying lamp detection . . . . . . . . 18 7.6.2 end-of-life overvoltage detection . . . . . . . . . . 19 7.6.3 capacitive mode detection . . . . . . . . . . . . . . . 19 7.6.4 hard switching regulation (uba2016a) . . . . . 20 7.6.5 hard switching protection . . . . . . . . . . . . . . . . 20 7.6.6 coil saturation protection . . . . . . . . . . . . . . . . 22 7.6.7 lamp overcurrent protection. . . . . . . . . . . . . . 22 7.6.8 lamp overvoltage protection . . . . . . . . . . . . . 22 7.6.9 lamp removal detection . . . . . . . . . . . . . . . . . 22 7.6.10 temperature protection. . . . . . . . . . . . . . . . . . 22 7.6.11 fault timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 7.6.12 brownout protection . . . . . . . . . . . . . . . . . . . . 23 8 limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 24 9 thermal characteristics . . . . . . . . . . . . . . . . . 25 10 characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 25 11 application information . . . . . . . . . . . . . . . . . 31 11.1 connecting the ic in an application . . . . . . . . 31 11.2 without lamp current regulation or dimming . 32 11.3 with lamp current regulation and dimming . . 36 12 package outline. . . . . . . . . . . . . . . . . . . . . . . . 37 13 revision history . . . . . . . . . . . . . . . . . . . . . . . 39 14 legal information . . . . . . . . . . . . . . . . . . . . . . 40 14.1 data sheet status . . . . . . . . . . . . . . . . . . . . . . 40 14.2 definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 14.3 disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . 40 14.4 trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 41 15 contact information . . . . . . . . . . . . . . . . . . . . 41 16 contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 www.datasheet.co.kr datasheet pdf - http://www..net/

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