type ordering code package tle 4295 gv26 q67006-a9637 p-sct595-5 tle 4295 gv30 q67006-a9410 p-sct595-5 tle 4295 gv33 q67006-a9409 p-sct595-5 tle 4295 gv50 q67006-a9395 p-sct595-5 low drop voltage regulator tle 4295 sct 595 data sheet 1 rev. 1.3, 2004-01-01 features ? four versions: 2.6 v, 3.0 v, 3.3 v, 5.0 v output voltage tolerance 4% very low drop voltage output current: 30 ma power fail output low quiescent current consumption wide operation range: up to 45 v wide temperature range: -40 c t j 150 c output protected against short circuit overtemperature protection reverse polarity proof very small smd-package p-sct595-5 functional description the tle 4295 g is a monolithic integrated low-drop voltage regulator in the very small smd package p-sct595-5. it is designed to supply e.g. microprocessor systems under the severe conditions of automotive applications. therefore the device is equipped with additional protection functions against overload, short circuit and reverse polarity. at overtemperature the regulator is automatically turned off by the integrated thermal protection circuit. input voltages up to 40 v are regulated to v q,nom = 2.6 v (v26 version) 3.0 v (v30 version) 3.3 v (v33 version) or 5.0 v (v50 version). the output is able to drive a load of more than 30 ma while it regulates the output voltage within a 4% accuracy. the power fail output (open collector) is switched to low in case of undervoltage overload or saturation of the output transistor.
data sheet 2 rev. 1.3, 2004-01-01 tle 4295 figure 1 pin configuration (top view) table 1 pin definitions and functions pin no. symbol function 1pf power fail; l for under-voltage 2gnd ground; connected to pin 5 3i input voltage 4q output voltage; must be blocked by a capacitor c q 2.2 f, esr 5 ? to gnd (tantalum capacitor recommended as output capacitor) 5gnd ground; connected to pin 2 aep02661 5 4 1 2 3 gnd pf q gnd
tle 4295 data sheet 3 rev. 1.3, 2004-01-01 figure 2 block diagram q gnd pf temperature control band-gap referenz control and protection saturation circuit + _ 1 2, 5 4 3 aeb02662
data sheet 4 rev. 1.3, 2004-01-01 tle 4295 note: maximum ratings are absolute ratings; exceeding any one of these values may cause irreversible damage to the integrated circuit. table 2 absolute maximum ratings -40 c < t j < 150 c parameter symbol limit values unit remarks min. max. input voltage v i -42 45 v ? current i i ? ? ma internally limited output voltage v q -6 30 v ? current i q ? ? ma internally limited power fail voltage v pf -0.3 45 v ? current i pf -500 * a * internally limited temperatures junction temperature t j -40 150 c? storage temperature t stg -50 150 c? thermal resistances junction pin r thj-pin ? 30 k/w measured to pin 5 junction ambient 1) r thja ? 179 k/w zero airflow zero heat sink area 1) worst case regarding peak temperature. table 3 operating range parameter symbol limit values unit remarks min. max. input voltage v i v q,nom + 0.5 v 45 v ? input voltage v i 3.5 v 45 v 2.6 v version output current i q ? ? ma internally limited junction temperature t j -40 150 c?
tle 4295 data sheet 5 rev. 1.3, 2004-01-01 table 4 electrical characteristics v i = 13.5 v; -40 c < t j < 150 c; unless otherwise specified parameter symbol limit values unit test condition min. typ. max. output output voltage v26 version v q 2.50 2.60 2.70 v 1 ma < i q < 30 ma v i = 13.5 v output voltage v26 version v q 2.50 2.60 2.70 v i q = 10 ma 3.5 v < v i < 40 v output voltage v30 version v q 2.88 3.0 3.12 v 1 ma < i q < 30 ma v i = 13.5 v output voltage v30 version v q 2.88 3.0 3.12 v i q = 10 ma 4 v < v i < 40 v output voltage v33 version v q 3.17 3.30 3.43 v 1 ma < i q < 30 ma v i = 13.5 v output voltage v33 version v q 3.17 3.30 3.43 v i q = 10 ma 4.3 v < v i < 40 v output voltage v50 version v q 4.80 5.00 5.20 v 1 ma < i q < 30 ma v i = 13.5 v output voltage v50 version v q 4.80 5.00 5.20 v i q = 10 ma 6 v < v i < 40 v output current limitation i q 30??ma 1) drop voltage v dr ? 0.25 0.40 v i q = 20 ma 1) output capacitor c q 2.2 ? ? f esr 5 ? at 10 khz current consumption current consumption i q = i i - i q i q ?24ma i q < 30 ma current consumption i q = i i - i q i q ? 120 200 a i q < 1 ma
data sheet 6 rev. 1.3, 2004-01-01 tle 4295 regulator performance load regulation | ? v q | ? 10 25 mv 1 ma < i q < 25 ma; t j = 25 c load regulation | ? v q | ? 10 30 mv 1 ma < i q < 25 ma line regulation | ? v q |? 5 25mv ? v i = v i, min to 36 v; i q = 5 ma; t j = 25 c line regulation | ? v q |? 1030mv ? v i = v i, min to 36 v; i q = 5 ma power supply ripple rejection psrr ?60 ?db f r = 100 hz; v r = 0.5 vpp power fail output power fail threshold v qpf ? 4.86 ? v tle 4295 gv50 ? 3.20 ? v tle 4295 gv33 ? 2.91 ? v tle 4295 gv30 ? 2.52 ? v tle 4295 gv26 power fail headroom v qnom - v qpf 50 140 300 mv tle 4295 gv50 33 100 200 mv tle 4295 gv33 30 90 180 mv tle 4295 gv30 27 80 160 mv tle 4295 gv26 power fail low voltage v pfl ? 150 300 mv i pf = 0.1 ma pull-up resistor r pf 70 100 130 k ? internal connected to v q 1) measured when the output voltage v q has dropped 100 mv from the nominal value. table 4 electrical characteristics (cont?d) v i = 13.5 v; -40 c < t j < 150 c; unless otherwise specified parameter symbol limit values unit test condition min. typ. max.
tle 4295 data sheet 7 rev. 1.3, 2004-01-01 figure 3 application circuit aes02663 tle 4295 g 4 3 1 2, 5 q pf gnd q c 2.2 f c 100 nf power fail 2.6 v/3.0 v/3.3 v/5.0 v v i, min to 45 v
data sheet 8 rev. 1.3, 2004-01-01 tle 4295 package outlines figure 4 p-sct595-5 (plastic small outline) acc. to +0.2 1.9 0.6 -0.05 +0.1 +0.1 -0.05 0.3 b a 0.25 m b 1.1 max 2.6 max 10?max 0.1 max a m 0.20 2.9 ?.2 1.6 ?.1 din 6784 (2.2) (0.3) 1.2 -0.05 +0.1 0.95 -0.06 +0.1 0.15 10?max 0.25 min (0.4) 1) (0.23) 1) (0.13) 1) contour of slot depends on profile of gull-wing lead form gpw05997 you can find all of our packages, sorts of packing and others in our infineon internet page ?roducts? http://www.infineon.com/products . dimensions in mm smd = surface mounted device
edition 2004-01-01 published by infineon technologies ag, st.-martin-strasse 53, 81669 mnchen, germany ? infineon technologies ag 2004. all rights reserved. attention please! the information herein is given to describe certain components and shall not be considered as a guarantee of characteristics. terms of delivery and rights to technical change reserved. we hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. information for further information on technology, delivery terms and conditions and prices please contact your nearest infineon technologies office ( www.infineon.com ). warnings due to technical requirements components may contain dangerous substances. for information on the types in question please contact your nearest infineon technologies office. infineon technologies components may only be used in life-support devices or systems with the express written approval of infineon technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. if they fail, it is reasonable to assume that the health of the user or other persons may be endangered.
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