TLE7279-2 Dropout Voltage Regulator Automotive Power Dr

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TLE7279-2 Dropout Voltage Regulator Automotive Power Dr

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Data Sheet, Rev. 1.2, 2009
TLE7279-2
Dropout Voltage Regulator
Automotive Power
Dropout Voltage Regulator
TLE7279-2GV50
Features
Overview
Output voltage Output voltage tolerance Output current Ultra quiescent current consumption Enable function Very dropout voltage Reset with adjustable power-on delay Input Voltage Sense (Early Warning) Output protected against short circuit Wide operation range: Wide temperature range: Overtemperature protection Overload protection Green Product (RoHS compliant) Qualified
PG-DSO-14
PG-SSOP-14 Exposed Description TLE7279-2 monolithic integrated voltage regulator with early warning reset dedicated microcontroller supplies under harsh automotive environment conditions. ultra quiescent current TLE7279-2 perfectly suited applications permanently connected battery. addition regulator shut down Enable input causing current consumption drop below TLE7279-2 equipped with output current limitation overtemperature shutdown protecting device against overload, short circuit overtemperature. operates wide junction temperature range from
Type TLE7279-2GV50 TLE7279-2GV33 TLE7279-2GV26 TLE7279-2EV50 Data Sheet
Package PG-DSO-14 PG-DSO-14 PG-DSO-14 PG-SSOP-14 Exposed
Marking TLE7279-2GV50 TLE7279-2GV33 TLE7279-2GV26 7279 Rev. 1.2, 2008-05-08
TLE7279-2
Configuration
Configuration
Assignment (PG-DSO-14)
AEP02113_7279
Figure
Configuration
Definitions Functions (PG-DSO-14)
Symbol Function Reset Output TLE7279-2GV33, TLE7279-2GV26: open drain output; TLE7279-2GV50: integrated pull-up resistor; leave open Reset needed Ground connect GND; connect 4-5, 10-12 heat sink area with potential Sense Input connect needed Reset Mode power-on reset delay time selection: fast timing, HIGH slow timing; reset timing definitions "Electrical Characteristics" Page connect Sense Output TLE7279-2GV33, TLE7279-2GV26: open-drain output; TLE7279-2GV50: integrated pull-up resistor; keep open, sense comparator needed Output Voltage block with ceramic capacitor close terminals, respecting values given capacitance "Functional Range" Page Input Voltage block ground directly with ceramic capacitor Enable Input level disables integrated pull-down resistor Rev. 1.2, 2008-05-08
2-5, 10-12
Data Sheet
TLE7279-2
Configuration
Assignment (PG-SSOP-14 Exposed Pad)
Figure
Configuration
Definitions Functions (PG-SSOP-14 Exposed Pad)
Symbol Function Reset Output integrated pull-up resistor; leave open Reset needed Ground connect connected leave open connect Reset Mode power-on reset delay time selection: fast timing, HIGH slow timing; reset timing definitions "Electrical Characteristics" Page connect Sense Output integrated pull-up resistor; keep open, sense comparator needed Sense Input connect needed Output Voltage block with ceramic capacitor close terminals, respecting values given capacitance "Functional Range" Page Input Voltage block ground directly with ceramic capacitor Enable Input level disables integrated pull-down resistor Exposed connect heatsink area; connect
n.c.
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Block Diagram
Block Diagram
TLE7279-2
Overtemperature shutdown Bandgap Reference Reset Generator
Charge Pump
Enable
Figure
Block Diagram
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
General Product Characteristics
General Product Characteristics
Absolute Maximum Ratings
Absolute Maximum Ratings
+150 voltages with respect ground, positive current flowing into (unless otherwise specified)
Pos. Parameter Symbol Limit Values Min. Input Sense Input 4.1.1 4.1.2 4.1.3 Voltage Voltage Voltage Max. permanent Unit Conditions
VRO, VRO,
Voltage
-0.3 -0.3 -0.3
Output Reset Output Sense
Enable Input 4.1.4 4.1.5 4.1.6 4.1.7 4.1.8 4.1.9 4.1.10 4.1.11 4.1.12
Voltage Current Voltage Voltage Current Human Body Model (HBM)3) Charge Device Model (CDM) Junction temperature Storage temperature
-0.3 -0.3
permanent
Reset Mode
Susceptibility Voltage
Temperatures
Tstg
subject production test, specified design exposure these absolute maximum ratings extended periods affect device reliability Test according JEDEC JESD22-A114 Test according AEC/ESDA ESD-STM5.3.1-1999
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.
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
General Product Characteristics
Pos. 4.2.1 4.2.2 4.2.3 4.2.4 4.2.5
Functional Range
Parameter Input voltage Symbol Min. Limit Values Max. TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV33 TLE7279-2GV26 Output capacitor's requirements Stability ESR(CQ) Junction temperature Unit Conditions
minimum output capacitance requirement applicable worst case capacitance tolerance relevant value
Note: Within functional range operates described circuit description. electrical characteristics specified within conditions given related electrical characteristics table.
Pos.
Thermal Resistance
Parameter Symbol Min. Limit Values Typ. Max. measured group pins
Unit
Conditions
Package PG-DSO-14 4.3.1 Junction Soldering Point1)
RthJSP
4.3.2 4.3.3 4.3.4 4.3.5
Junction Ambient1)
RthJA
footprint only3) heatsink area PCB3) heatsink area PCB3) measured exposed footprint only3) heatsink area PCB3) heatsink area PCB3)
Package PG-SSOP-14 Exposed 4.3.6 4.3.7 4.3.8 4.3.9 4.3.10 Junction Case1) Junction Ambient1)
RthJC RthJA
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. 1.2, 2008-05-08
TLE7279-2
Block Description Electrical Characteristics
Block Description Electrical Characteristics
Circuit Description
5.1.1
Power Reset Reset Output
output voltage level reset output hold low. When level reaches reset threshold VRT, signal remains power-up reset delay time tRD. reset function timing illustrated Figure reset reaction time avoids wrong triggering caused short "glitches" VQ-line. case power down tRR) logic signal generated reset external microcontroller. TLE7279-2GV50 TLE7279-2EV50 feature integrated pull-up resistor reset output while TLE7279-2GV33 TLE7279-2GV26 have open drain output requiring external pull-up resistor. When connected voltage level Vext recommended value this external resistor it's also possible calculating value using following formula, based reset sink current (Example: external pull-up resistor connected Vext
Rextmin (Vext VROmin) 0.25 4.75 output voltage levels integrated pull-up resistor TLE7279-2GV50 switched setting
reset output high ohmic.
VRTI
VROH VROL
AET03526NEW.VSD
Figure Data Sheet
Reset Function Timing Diagram Rev. 1.2, 2008-05-08
TLE7279-2
Block Description Electrical Characteristics
5.1.2
Early Warning
additional sense comparator provides early warning function: voltage (e.g. input voltage) monitored, undervoltage condition indicated setting comparator's output low. Figure
Sense Input Voltage VSI, High
VSI,
Sense Output High
AED02559
Figure
Early Warning Timing
calculation voltage divider easily done since sense input current neglected.
VthHL (RSI1 RSI2)/RSI2, VthLH (RSI1 RSI2)/RSI2, high
sense comparator hysteresis typical This hysteresis supervised threshold multiplied resistor dividers amplification (RSI1 RSI2)/RSI1. sense comparator also used receiving data with threshold typical 1.35 hysteresis course also data signal scaled down with resistive divider shown above. With typical delay time receiving data kBaud possible.
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Block Description Electrical Characteristics
Electrical Characteristics
Electrical Characteristics
13.5 +150 voltages with respect ground, positive current flowing into
(unless otherwise specified) Pos. Parameter Symbol Min. Output 5.2.1 Output voltage Limit Values Typ. 5.00 Max. 5.10 TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV33 TLE7279-2GV33 TLE7279-2GV26 TLE7279-2GV26 Unit Conditions
4.90
5.2.2
Output voltage
4.90
5.00
5.10
5.2.3
Output voltage
3.234
3.30
3.366
5.2.4
Output voltage
3.234
3.30
3.366
5.2.5
Output voltage
2.548
2.60
2.652
5.2.6
Output voltage
2.548
2.60
2.652
5.2.7 5.2.8
Output current limitation Dropout voltage;
5.2.9 5.2.10 5.2.11 5.2.12 Load regulation Line regulation Power-Supply-Ripple-Rejection Reverse Output Current Clamping Quiescent current; Quiescent current; Disabled High Level Input Voltage
mA1)
TLE7279-2GV50, TLE7279-2EV50
VQ,Lo VQ,Li
IQ,REV
Rev. 1.2, 2008-05-08
PSRR VQ,REV
Current Consumption 5.2.13 5.2.14
Enable Input 5.2.15
VEN,H
Data Sheet
TLE7279-2
Block Description Electrical Characteristics Electrical Characteristics (cont'd)
13.5 +150 voltages with respect ground, positive current flowing into (unless otherwise specified)
Pos. 5.2.16 Parameter Level Input Voltage Symbol Min. Limit Values Typ. Max. Unit Conditions
VEN,L
5.2.17 5.2.18 5.2.19 5.2.20 5.2.21 5.2.22 5.2.23 5.2.24 5.2.25 5.2.26 Level Input Voltage Sense threshold high Sense threshold High Level Input current High Level Input Voltage
1.16 1.12
0.80 1.22 1.18
IEN,H VRM,H
4.00 2.65 2.30
0.02 0.02
TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV33 TLE7279-2GV26
Reset Mode
VRM,L VSIH VSIL
1.10 1.06
Input Voltage Sense
increasing (see Figure decreasing (see Figure HYST VSIH VSIL 1.01 High; VSOL 1.01 High;
TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV33 TLE7279-2GV26 TLE7279-2GV50, TLE7279-2EV50 internally connected
Sense input switching hysteresis HYST Sense output current
ISOL
5.2.27
Sense output voltage
0.15
0.25
5.2.28 5.2.29 5.2.30
Sense high voltage Sense high leakage current Integrated sense pull-up resistor
VSOH ISOLK
5.2.31 5.2.32
Sense input current Sense reaction time
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Block Description Electrical Characteristics Electrical Characteristics (cont'd)
13.5 +150 voltages with respect ground, positive current flowing into (unless otherwise specified)
Pos. Parameter Symbol Min. Reset Output 5.2.33 Output Undervoltage Reset Switching Threshold Limit Values Typ. 4.60 Max. 4.70 TLE7279-2GV50, TLE7279-2EV50 decreasing TLE7279-2GV332) decreasing TLE7279-2GV262) decreasing TLE7279-2GV262) TLE7279-2GV332) Unit Conditions
4.50
5.2.34 5.2.35 5.2.36 Input Voltage Reset Switching Threshold
3.00 2.35
3.07 2.38
3.13 2.45
VRT_VI
VRT, decreasing
5.2.37 5.2.38 5.2.39 5.2.40 Maximum Reset Sink Current Reset Hysteresis
TLE7279-2GV26 TLE7279-2GV33 TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV50, TLE7279-2EV50
IRO,max
1.75
0.25
5.2.41 TLE7279-2GV33 0.25 TLE7279-2GV26
5.2.42
5.2.43 5.2.44 5.2.45 5.2.46
Reset output voltage Reset high voltage Reset high leakage current Integrated reset pull-up resistor
VROL VROH IROLK
0.15
0.25
2.35 0.25
TLE7279-2GV50, TLE7279-2EV50 TLE7279-2GV33 TLE7279-2GV26 TLE7279-2GV50, TLE7279-2EV50 internally connected
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Block Description Electrical Characteristics Electrical Characteristics (cont'd)
13.5 +150 voltages with respect ground, positive current flowing into (unless otherwise specified)
Pos. 5.2.47 Parameter Power-on reset delay time Symbol Min. Limit Values Typ. 16.0 32.0 Max. 19.2 38.4 fast reset timing slow reset timing High 12.8 25.6 5.2.48 Reset Reaction Time Unit Conditions
measured when output voltage dropped from nominal value obtained 13.5 reset output triggered when output voltage lower than output voltage reset switching threshold also triggered, when Input Voltage decreasing subject production test, specified design
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Current Consumption versus Junction Temperature (EN=ON)
1_Iq-Tj.vsd
Current Consumption versus Output Current (EN=ON)
[µA] 13.5V
[µA]
0.01
1000
[°C]
Current Consumption versus Input Voltage Tj=-40°C (EN=ON)
Current Consumption versus Input Voltage Tj=25°C (EN=ON)
3A_IQ-VI_25.VSD
3A_IQ-VI_-40.VSD
[µA]
[µA]
-40°C
100mA 10mA
100mA 10mA
0.2mA
0.2mA
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Load Regulation versus Output Current Change
18b_dVQ-dIQ_Vi135V.vsd
Load Regulation versus Output Current Change
18a_dVQ-dIQ_Vi6V.vsd
[mV]
13.5V
[mV]
[mA]
[mA]
Power Supply Ripple Rejection PSRR
13_PSRR.VSD
Load Regulation versus Output Current Change
18c_dVQ-dIQ_Vi28V.vsd
PSRR
[dB]
[mV]
VRIPPLE 13.5 470nF Ceramics
100k
[Hz]
[mA]
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Line Regulation versus Input Voltage Change
19_dVQ-dVI_-40C.vsd
Line Regulation versus Input Voltage Change
19_dVQ-dVI_25C_.vsd
[mV]
[mV]
10mA
100mA
100mA
10mA
Line Regulation versus Input Voltage Change
19_dVQ-dVI_150C.vsd
Enable Input Current versus Enable Input Voltage
24_IINH VINH.vsd
[mV]
10mA
[µA]
150°C 25°C -40°C
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Enable Input Current versus Input Voltage EN=Off
25_IINH INH_off.vsd
Enable High Level Level Input Voltage VEN,H VEN,L versus Junction Temperature
25a_VINH_Tj_ INH_on.vsd
[µA]
13.5V
increasing
150°C
decreasing
25°C -40°C
[°C]
Reset Threshold versus Junction Temperature (5V-Version)
26_VRT_VS_TEMP_5V.VSD
Reset Hysteresis versus Junction Temperature (5V-Version)
[mV]
13.5
13.5
4.90
4.80 Reset Release Threshold 4.70
4.60 Reset Trigger Threshold
[°C]
[°C]
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Reset Threshold versus Junction Temperature (3.3V-Version)
26_VRT_VS_TEMP_33V.VSD
Reset Hysteresis versus Junction Temperature (3.3V-Version)
[mV]
13.5
13.5
3.20 Reset Release Threshold 3.10
3.00
Reset Trigger Threshold
2.90
[°C]
[°C]
Reset Threshold versus Junction Temperature (2.6V-Version)
26_VRT_VS_TEMP_26V.VSD
Reset Hysteresis versus Junction Temperature (2.6V-Version)
[mV]
13.5
13.5
2.50
Reset Release Threshold
2.40 Reset Trigger Threshold
2.30
2.20
[°C]
[°C]
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Typical Performance Characteristics Reset Delay Time versus Junction Temperature
[ms]
27_RESETDELAY TEMP.VSD
Reset Reaction Time versus Junction Temperature
[µs]
28_RESETREACTION_VS_TEMP.VSD
13.5
13.5
SLOW Timing
FAST Timing
[°C]
[°C]
Reset Output Sink Current versus Junction Temperature
4,40 [mA]
30_IRO_VS_TEMP.VSD
Region Stability ESR(CQ) versus Output Current
12_ESR-IQ.VSD
13.5
ESRCQ
470nF -40.150
3,60
3,20
Stable Region
2,80
2,40
0.01
[°C]
[mA]
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Package Outlines
Package Outlines
0.35
1.75 MAX.
0.175 ±0.07 (1.47)
-0.2
1.27 0.41+0.10 -0.06
6±0.2
0.64 ±0.25
8.75 -0.2
Index Marking Does include plastic metal protrusion 0.15 max. side Lead width 0.61 max. dambar area GPS01230
Figure
PG-DSO-14 (Plastic/Plastic Green Dual Small Outline Package)
Data Sheet
Rev. 1.2, 2008-05-08
8°MAX.
0.19 +0.06
TLE7279-2
Package Outlines
0.35
Stand (1.45)
MAX.
±0.11)
0.19 +0.06
0.08 ±0.2
0.65 0.25 ±0.05
0.64 ±0.25
MAX.
0.15
Bottom View ±0.2
Exposed Diepad
±0.11)
Index Marking
Does include plastic metal protrusion 0.15 max. side Does include dambar protrusion
PG-SSOP-14-1,-2,-3-PO
Figure
PG-SSOP-14 Exposed
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
2.65 ±0.2
Dimensions Rev. 1.2, 2008-05-08
TLE7279-2
Revision History
Revision
Revision History
Date 2009-05-08 Changes 2.6V version, version PG-SSOP-14 package related description added: "Features" Page 2.6V" added "Features" Page package drawing PG-DSO-14 updated, package drawing PG-SSOP-14 added "Overview" Page table bottom types "TLE7278-2GV26" TLE7279-2EV50" added Table "Pin Definitions Functions (PG-DSO-14)" Page description TLE7273-2GV26" added "Pin Assignment (PG-DSO-14)" Page "(PG-DSO-14)" added; "Pin Definitions Functions (PG-DSO-14)" Page "(PG-DSO-14)" added; Table "Pin Definitions Functions (PG-DSO-14)" Page description leave open Reset needed" added "Pin Assignment (PG-SSOP-14 Exposed Pad)" Page "Pin Definitions Functions (PG-SSOP-14 Exposed Pad)" Page added "Functional Range" Page Item 4.2.3 added, Item 4.2.1 TLE72792EV50" added Table "Thermal Resistance" Page above Item 4.3.1 line with "Package PG-DSO-14" values PG-SSOP-14 package added: Item 4.3.6, Item 4.3.7, Item 4.3.8, Item 4.3.9, Item 4.3.10 added "Power Reset Reset Output" Page "and TLE7279-2EV50" description added "Electrical Characteristics" Page specific items 2.6V version added: Item 5.2.5, Item 5.2.6, Item 5.2.21, Item 5.2.35, Item 5.2.37 Item 5.2.42 added; Item 5.2.29, Item 5.2.36 Item 5.2.45 conditions 2.6V version added; Item 5.2.1, Item 5.2.2, Item 5.2.8, Item 5.2.19, Item 5.2.28, Item 5.2.30, Item 5.2.33, Item 5.2.39, Item 5.2.40, Item 5.2.44 Item 5.2.46 conditions TLE7279-2EV50" added "Typical Performance Characteristics" Page Graphs "Reset Threshold versus Junction Temperature (3.3V-Version)" Page "Reset Hysteresis versus Junction Temperature (3.3V-Version)" Page "Reset Threshold versus Junction Temperature (2.6VVersion)" Page "Reset Hysteresis versus Junction Temperature (2.6V-Version)" Page added "Package Outlines" Page Outlines PG-SSOP-14 package added: Figure
2008-07-25
3.3V version related description added: "Features" Page 3.3V" added "Overview" Page table bottom type "TLE7273-2GV33" added "Pin Definitions Functions (PG-DSO-14)" Page description "TLE7273-2GV33: open drain output;" added "Functional Range" Page Item 4.2.2 added
Data Sheet
Rev. 1.2, 2008-05-08
TLE7279-2
Revision History Revision Date Changes "Power Reset Reset Output" Page description dimensioning external pull-up resistor added "Electrical Characteristics" Page specific Items 3.3V version added: Item 5.2.3, Item 5.2.4, Item 5.2.20, Item 5.2.29, Item 5.2.34, Item 5.2.36, Item 5.2.38, Item 5.2.41 Item 5.2.45 added 2008-04-10 final version data sheet
Data Sheet
Rev. 1.2, 2008-05-08
Edition 2008-05-08 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.

TLE7279-2 Dropout Voltage Regulator Automotive Power Dr

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