miw1000 series dc/dc converter 2-3w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/01/09 rev:2 page 1 of 4 ? features ? dip-24 plastic package 31.8 x 20.3 x 10.2 mm (1.25 x 0.8 x 0.4 inches) ? wide 2:1 input range ? operating temp. range ?25c to +85c ? short circuit protection ? i/o-isolation 1500 vdc ? 3 years product warranty product overview the minmax miw1000 series is a range of isolated 3w dc/dc converter modules feat uring fully regulated output voltages and wide input voltage ranges. the product comes in a dip-24 plastic package with standard pino ut. an excellent efficiency allows an operating temperature ran ge of ?25c to +85c (with derating). these dc/dc converters offer an economical solution for many co st critical applications in battery-powered equipment and instru mentation. model selection guide output current input current efficiency (typ.) input voltage (range) output voltage max. min. @max. load @no load reflected ripple current max. capacitive load @max. load model number vdc vdc ma ma ma(typ.) ma(typ.) ma(typ.) uf % miw1011 3.3 600 60 566 70 miw1012 5 500 50 685 73 miw1013 12 250 25 779 77 miw1014 15 200 20 779 4000 77 miw1015 5 250 25 694 72 miw1016 12 125 12.5 800 75 miw1017 5 (4.5 ~ 9) 15 100 10 800 40 100 1000# 75 miw1021 3.3 600 60 223 74 miw1022 5 500 50 267 78 miw1023 12 250 25 305 82 miw1024 15 200 20 305 4000 82 miw1025 5 250 25 271 77 miw1026 12 125 12.5 313 80 miw1027 12 (9 ~ 18) 15 100 10 313 20 30 1000# 80 MIW1031 3.3 600 60 109 76 miw1032 5 500 50 132 79 miw1033 12 250 25 149 84 miw1034 15 200 20 149 4000 84 miw1035 5 250 25 132 79 miw1036 12 125 12.5 152 82 miw1037 24 (18 ~ 36) 15 100 10 152 5 15 1000# 82 miw1041 3.3 600 60 55 76 miw1042 5 500 50 66 79 miw1043 12 250 25 75 84 miw1044 15 200 20 75 4000 84 miw1045 5 250 25 65 80 miw1046 12 125 12.5 75 84 miw1047 48 (36 ~75) 15 100 10 75 3 10 1000# 84 # for each output
miw1000 series dc/dc converter 2-3w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/01/09 rev:2 page 2 of 4 ? input specifications parameter model min. typ. max. unit 5v input models -0.7 --- 11 12v input models -0.7 --- 25 24v input models -0.7 --- 50 input surge voltage (1 sec. max.) 48v input models -0.7 --- 100 5v input models 3.5 4 4.5 12v input models 4.5 7 9 24v input models 8 12 18 start-up voltage 48v input models 16 24 36 5v input models --- 3.5 4 12v input models --- 6.5 8.5 24v input models --- 11 17 under voltage shutdown 48v input models --- 22 34 vdc reverse polarity input current --- --- 1 a input filter pi filter short circuit input power --- 1000 2000 mw internal power dissipation all models --- --- 2500 mw output specifications parameter conditions min. typ. max. unit output voltage accuracy --- 0.5 1.0 % output voltage balance dual out put, balanced loads --- 0.5 2.0 % line regulation vin=min. to max. --- 0.2 0.5 % load regulation io=10% to 100% --- 0.2 0.5 % ripple & noise (20mhz) --- 45 60 mv p-p ripple & noise (20mhz) over line, load & temp. --- --- 100 mv p-p ripple & noise (20mhz) --- --- 15 mv rms transient recovery time --- 300 500 us transient response deviation 50% load step change --- 3 5 % temperature coefficient --- 0.01 0.02 %/ over load protection foldback 120 tbd --- % short circuit prot ection continuous general specifications parameter conditions min. typ. max. unit i/o isolation voltage (rated) 60 seconds 1500 --- --- vdc i/o isolation resistance 500 vdc 1000 --- --- m ? i/o isolation capacitance 100khz, 1v --- 65 100 pf switching frequency --- 300 --- khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 1,000,000 --- --- hours safety approvals ul/cul 60950-1 recogni tion(ul certificate), iec/en 60950-1 input fuse 5v input models 12v input models 24v input models 48v input models 1500ma slow-blow type 700ma slow-blow type 350ma slow-blow type 135ma slow-blow type environmental specifications parameter conditions min. max. unit operating temperature range (wit h derating) ambient -25 +85 case temperature --- +90 storage temperature range -50 +125 humidity (non condensing) --- 95 % rel. h cooling free-air convection lead temperature (1.5mm from case for 10sec.) --- 260
miw1000 series dc/dc converter 2-3w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/01/09 rev:2 page 3 of 4 ? power derating curve ~ ] ambient temperature 0 20 40 60 80 100 -25 0 20 60 100 110 80 40 400lfm 200lfm 100lfm natural convection notes 1 specifications typical at ta=+25 , resistive load, nominal input voltage and ra ted output current unless otherwise noted. 2 transient recovery time is measured to within 1% error band for a step change in output load of 50% to 100% 3 ripple & noise measurement bandwidth is 0-20mhz. 4 these power converters require a minimu m output loading to maintain specified re gulation, operation u nder no-load conditions will not damage these modules; however they may not meet all specifications listed. 5 all dc/dc converters should be externally fused at the front end for protection. 6 other input and output voltage may be av ailable, please contact factory. 7 that ?natural convection? is about 20lfm but is not equal to still air (0 lfm). 8 specifications subject to change without notice. package specifications mechanical dimensions pin connections pin single output dual output 2 -vin -vin 3 -vin -vin 9 no pin common 11 nc -vout 14 +vout +vout 16 -vout common 22 +vin +vin 23 +vin +vin nc: no connection ? all dimensions in mm (inches) ? tolerance: x.x0.25 (x.xx0.01) x.xx0.13 ( x.xxx0.005) ? pin diameter ? 0.5 0.05 (0.020.002) physical characteristics case size : 31.8x20.3x10.2mm (1.25x0.80x0.40 inches) case material : non-conductive black plastic weight : 12.4g bottom view 2 23 15.24 [0.60] 31.8[1.25] 15.22 [0.60] 20.3 [0.80] 2.54 [0.10] 10.2 [0.40] 0.50 [0.02] 5.08 [0.20] 3.8 [0.15] 22 3 11 9 16 14 4.5 [0.18] 2.54 [0.10]
miw1000 series dc/dc converter 2-3w, dip-package 18, sin sin road, an-ping industr ial district, tainan 702, taiwan tel: 886-6-2923150 fax: 886-6-2923149 e-mail: sales@minmax.com.tw 2012/01/09 rev:2 page 4 of 4 ? minmax technology co., ltd. test configurations input reflected-ripple current test setup input reflected-ripple current is measured with a inductor lin (4 .7uh) and cin (220uf, esr < 1.0 ? at 100 khz) to simulate source impedance. capacitor cin, offsets possible battery im pedance. current ripple is measured at the input terminals of the module, measuremen t bandwidth is 0-500 khz. +out -out +vin -vin dc / dc converter load battery + lin + cin to oscilloscope current probe peak-to-peak output noise measurement test use a cout 0.47uf ceramic capacitor. scope measurement should be made by using a bnc socket, measurement bandwidth is 0-20 mhz . position the load between 50 mm and 75 mm from the dc/dc converter. +out -out +vin -vin single output dc / dc converter resistive load scope copper strip cout copper strip +out -out +vin -vin dual output dc / dc converter resistive load scope copper strip cout com. scope cout copper strip copper strip design & feature considerations overcurrent protection to provide protection in a fault (output overload) condition, the unit is equipped with internal cu rrent limiting circuitry and can endure current limiting for an unlimited duration. at the point of current-limit in ception, the unit shifts from voltage contro l to current control. the unit operates n ormally once the output current is brought back into its specified range. input source impedance the power module should be connected to a lo w ac-impedance input source. highly inductive source impedances can affect the stab ility of the power module. in applications where power is supplied ov er long lines and output loading is high, it may be necessary to use a capacitor at t he input to ensure startup. capacitor mounted close to the power module helps ensure stabilit y of the unit, it is recommended to use a good quality low equ ivalent series resistance (esr < 1.0 ? at 100 khz) capacitor of a 8.2uf for the 5v input devices, a 3.3uf for the 12v input devices and a 1.5uf for the 24v and 48v d evices. + +out -out +vin -vin dc / dc converter load dc power source + - cin output ripple reduction a good quality low esr capacitor placed as close as practicable across the load will give the best ripple and noise performance . to reduce output ripple, it is recommended to use 3.3uf capacitors at the output. +out -out +vin -vin load dc power source + - cout single output dc / dc converter +out -out +vin -vin load dc power source + - cout com. dual output dc / dc converter load cout maximum capacitive load the miw1000 series has limitation of maximum connected capacitanc e at the output. the power module may be operated in current limiting mode during start-up, affecting the ramp-up and the startup time. for optimum performance we recommend 1000uf maximum capacitive load for dual outpu ts and 4000uf capacitive load for single outputs. the maximum capacitance can be found in the data sheet. thermal considerations many conditions affect the thermal perform ance of the power module, such as orient ation, airflow over the module and board spac ing. to avoid exceeding the maximum temperature rating of the components inside the power module, the case temperature must be kept below 90 . the derating curves are det ermined from measurements obt ained in a test setup. dut position of air velocity probe and thermocouple 50mm / 2in air flow 15mm / 0.6in
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