TLE42644 Dropout Fixed Voltage Regulator Automotive Power
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Data Sheet, Rev. 1.01, September 2009
TLE42644
Dropout Fixed Voltage Regulator
Automotive Power
Dropout Fixed Voltage Regulator
TLE42644G
Features
Overview
Output Voltage Output Currents Output Voltage Output Currents Very Dropout Voltage Very Current Consumption: typ. Output Current Limitation Reverse Polarity Protection Overtemperature Shutdown Wide Temperature Range From Suitable Automotive Electronics Green Product (RoHS compliant) Qualified
PG-SOT223-4
Description TLE42644 monolithic integrated dropout fixed voltage regulator load currents 1-to-1 replacement product TLE4264-2. functional compatible TLE4264, reduced quiescent current typ. 40µA. TLE42644 especially designed applications requiring very standby currents, e.g. with permanent connection car's battery. device available small surface mounted PG-SOT223-4 package compatible TLE4264-2 TLE4264. device designed harsh environment automotive applications. Therefore protected against overload, short circuit overtemperature conditions implemented output current limitation overtemperature shutdown circuit. TLE42644 also used other applications requiring stabilized voltage. input voltage regulated VQ,nom with precision accuracy kept load currents
Type TLE42644G Data Sheet
Package PG-SOT223-4
Marking 42644 Rev. 1.01, 2009-09-30
TLE42644
Block Diagram
Block Diagram
Temperature Sensor
Saturation Control Protection Circuit Control Amplifier
Input
Buffer
Output
Adjustment
Bandgap Reference
AEB02870
Figure
Block Diagram
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
Configuration
Configuration
Assignment PG-SOT223-4
AEP02868
Figure
Configuration (top view)
Definitions Functions PG-SOT223-4
Symbol Function Input block ground directly with ceramic capacitor Ground Output block ground with capacitor close terminals, respecting values given capacitance "Functional Range" Page Ground Heat Slug internally connected leadframe GND; connect heatsink area
Heat Slug
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
General Product Characteristics
General Product Characteristics
Absolute Maximum Ratings
Absolute Maximum Ratings1) voltages with respect ground, (unless otherwise specified) Pos. Input 4.1.1 Output 4.1.2 4.1.3 4.1.4 4.1.5 4.1.6 Voltage Junction temperature Storage temperature Absorption Voltage Parameter Symbol Min. Limit Values Max. 1500 Human Body Model (HBM)2) Charge Device Model (CDM)3) pins Unit Test Condition
Tstg VESD,HBM VESD,CDM
-0.3 -1500
Temperature
Susceptibility
subject production test, specified design susceptibility Human Body Model "HBM" according AEC-Q100-002 JESD22-A114 susceptibility Charged Device Model "CDM" according ESDA STM5.3.1
Note: Stresses above ones listed here cause permanent damage device. Exposure absolute maximum rating conditions extended periods affect device reliability. Note: Integrated protection functions designed prevent destruction under fault conditions described data sheet. Fault conditions considered "outside" normal operating range. Protection functions designed continuous repetitive operation.
Pos. 4.2.1 4.2.2 4.2.3 4.2.4
Functional Range
Parameter Input voltage Output Capacitor's Requirements Stability Junction temperature Symbol Limit Values Min. Max.
Unit
Remarks
ESR(CQ)
relevant value
Note: Within functional operating range, operates described circuit description. electrical characteristics specified within conditions given Electrical Characteristics table.
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
General Product Characteristics
Thermal Resistance
Note: This thermal data generated accordance with JEDEC JESD51 standards. more information, www.jedec.org. Pos. Parameter Symbol Min. TLE42644G (PG-SOT223-4) 4.3.1 4.3.2 4.3.3 4.3.4 4.3.5 Junction Case1) Junction Ambient1) Limit Values Typ. Max. measured heat slug
Unit
Conditions
RthJC RthJA
footprint only3) heatsink area3) heatsink area3)
subject production test, specified design. Specified RthJA value according Jedec JESD51-2,-5,-7 natural convection 2s2p board; Product (Chip+Package) simulated 76.2 114.3 board with inner copper layers 70µm 35µm Cu). Where applicable thermal array under exposed contacted first inner copper layer. Specified RthJA value according Jedec JESD 51-3 natural convection 1s0p board; Product (Chip+Package) simulated 76.2 114.3 board with copper layer 70µm Cu).
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
Electrical Characteristics
Electrical Characteristics
Electrical Characteristics Voltage Regulator
Electrical Characteristics =13.5 voltages with respect ground (unless otherwise specified) Pos. Parameter Symbol Limit Values Min. Output 5.1.1 5.1.2 5.1.3 5.1.4 5.1.5 5.1.6 5.1.7 5.1.8 5.1.9 5.1.10 Output Voltage Output Currents Dropout Voltage Load Regulation Line Regulation Output Current Limitation Power Supply Ripple Rejection2) Overtemperature Shutdown Threshold2) Overtemperature Shutdown Threshold Hysteresis2) Quiescent Current Current Consumption Output Voltage Typ. Max. 5.15 5.20 IQ<100 IQ<5
VQ1) 13.5
Unit
Measuring Condition
4.85
4.80
PSRR
Tj,sd Tj,sdh
increasing decreasing
Current Consumption 5.1.11 5.1.12 5.1.13
Measured when output voltage dropped from nominal value obtained 13.5 subject production test, specified design
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
Electrical Characteristics
Typical Performance Characteristics Voltage Regulator
Current Consumption versus Output Current
AED03342.VSD
Current Consumption versus Output Current
AED03341.VSD
Output Voltage Variation versus Junction Temperature
5.15 5.10
AED03344.VSD
Dropout Voltage versus Output Current
AED03343.VSD
125°C
25°C
5.05
5.00
-40°C
4.95 4.90
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
Electrical Characteristics
Output Voltage versus Input Voltage
AED03345.VSD
Maximum Output Current versus Input Voltage
AED03346.VSD
IQ,max [mA]
Region Stability: Output Capacitor's ESR(CQ) versus Output Current
Unstable Region
AED03347.VSD
ESR(C
Stable Region 13.5
0,01
[mA]
Data Sheet
Rev. 1.01, 2009-09-30
TLE42644
Package Outlines
Package Outlines
±0.2 ±0.1
1.6±0.1 MAX.
0.25
±0.1
0.25
MIN.
0.28 ±0.04
0.10°
SOT223-PO
Figure
PG-SOT223-4
Green Product (RoHS compliant) meet world-wide customer requirements environmentally friendly products compliant with government regulations device available green product. Green products RoHS-Compliant (i.e Pb-free finish leads suitable Pb-free soldering according IPC/JEDEC J-STD-020).
further information alternative packages, please visit website: Data Sheet
Dimensions Rev. 1.01, 2009-09-30
±0.2
±0.3
TLE42644
Revision History
Revision 1.01
Revision History
Date 2009-06-26 2009-09-30 Changes initial version data sheet updated version data sheet; typing error corrected Table "Absolute Maximum Ratings" Page Item 4.1.1 min. value corrected from "-42V" "-30V"
Data Sheet
Rev. 1.01, 2009-09-30
Edition 2009-09-30 Published Infineon Technologies 81726 Munich, Germany 2009 Infineon Technologies Rights Reserved. Legal Disclaimer information given this document shall event regarded guarantee conditions characteristics. With respect examples hints given herein, typical values stated herein and/or information regarding application device, Infineon Technologies hereby disclaims warranties liabilities kind, including without limitation, warranties non-infringement intellectual property rights third party. Information further information technology, delivery terms conditions prices, please contact nearest Infineon Technologies Office (www.infineon.com). Warnings technical requirements, components contain dangerous substances. information types question, please contact nearest Infineon Technologies Office. Infineon Technologies components used life-support devices systems only with express written approval Infineon Technologies, failure such components reasonably expected cause failure that life-support device system affect safety effectiveness that device system. Life support devices systems intended implanted human body support and/or maintain sustain and/or protect human life. they fail, reasonable assume that health user other persons endangered.
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