TLE4274GV85ATMA1

TLE4274GV85ATMA1 Datasheet

TLE 4274

Part	Datasheet
TLE4274GV85ATMA1	TLE4274GV85ATMA1 (pdf)

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Low Drop Voltage Regulator TLE 4274 • Suitable for use in automotive electronics • Green Product RoHS compliant version of TLE 4274 • AEC qualified Functional Description The TLE 4274 is a low drop voltage regulator available in a TO220, TO252 and TO263 package. The IC regulates an input voltage up to 40 V to VQrated = V V50 , V V85 and 10 V V10 . The maximum output current is 400 mA. The IC is short-circuit proof and incorporates temperature protection that disables the IC at overtemperature. A V and V version is also available. For information about the low output voltage types please refer to the data sheet TLE 4274 / V. P-TO220-3-1 PG-TO220-3-1 P-TO252-3-11 PG-TO252-3-11 P-TO263-3-1 PG-TO263-3-1 Type TLE 4274 V10 TLE 4274 V50 TLE 4274 V85 TLE 4274 DV50 TLE 4274 GV10 TLE 4274 GV50 TLE 4274 GV85 Data Sheet Package PG-TO220-3-1 RoHS compliant PG-TO220-3-1 RoHS compliant PG-TO220-3-1 RoHS compliant PG-TO252-3-11 RoHS compliant PG-TO263-3-1 RoHS compliant PG-TO263-3-1 RoHS compliant PG-TO263-3-1 RoHS compliant TLE 4274 Dimensioning Information on External Components The input capacitor CI is necessary for compensating line influences. Using a resistor of approx. 1 Ω in series with CI, the oscillating of input inductivity and input capacitance can be damped. The output capacitor CQ is necessary for the stability of the regulation circuit. Stability is guaranteed at values CQ 22 uF and an ESR of 3 Ω within the operating temperature range. Data Sheet TLE 4274 PG-TO220-3-1 GND PG-TO252-3-11 PG-TO263-3-1 PG-TO252-3-11.vsd 123 I GND Q PG-TO263-3-1.vsd Figure 1 PG-TO220-3-1.vsd Pin Configuration top view Table 1 Pin No. 1 2 3 TAB Pin Definitions and Functions Symbol Function Input block to ground directly at the IC with a ceramic capacitor. Ground Output block to ground with a 22 uF capacitor, ESR 3 TAB connect to heatsink and GND to improve thermal performance Data Sheet TLE 4274 Temperature Sensor Saturation Control and Protection Circuit Bandgap Reference Control Amplifier Buffer Figure 2 Block Diagram

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Low Drop Voltage Regulator

TLE 4274
• Suitable for use in automotive electronics
• Green Product RoHS compliant version of TLE 4274
• AEC qualified

Functional Description

The TLE 4274 is a low drop voltage regulator available in a TO220, TO252 and TO263 package. The IC regulates an input voltage up to 40 V to VQrated = V V50 , V V85 and 10 V V10 . The maximum output current is 400 mA. The IC is short-circuit proof and incorporates temperature protection that disables the IC at overtemperature. A V and V version is also available. For information about the low output voltage types please refer to the data sheet TLE 4274 / V.

P-TO220-3-1 PG-TO220-3-1

P-TO252-3-11 PG-TO252-3-11

P-TO263-3-1 PG-TO263-3-1

Type TLE 4274 V10 TLE 4274 V50 TLE 4274 V85 TLE 4274 DV50 TLE 4274 GV10 TLE 4274 GV50 TLE 4274 GV85

Data Sheet

Package PG-TO220-3-1 RoHS compliant PG-TO220-3-1 RoHS compliant PG-TO220-3-1 RoHS compliant PG-TO252-3-11 RoHS compliant PG-TO263-3-1 RoHS compliant PG-TO263-3-1 RoHS compliant PG-TO263-3-1 RoHS compliant

TLE 4274

Dimensioning Information on External Components The input capacitor CI is necessary for compensating line influences. Using a resistor of approx. 1 Ω in series with CI, the oscillating of input inductivity and input capacitance can be damped. The output capacitor CQ is necessary for the stability of the regulation circuit. Stability is guaranteed at values CQ 22 uF and an ESR of 3 Ω within the operating temperature range.

Data Sheet

TLE 4274

PG-TO220-3-1 GND

PG-TO252-3-11

PG-TO263-3-1

PG-TO252-3-11.vsd
123 I GND Q

PG-TO263-3-1.vsd

Figure 1

PG-TO220-3-1.vsd

Pin Configuration top view

Table 1 Pin No. 1 2 3 TAB

Pin Definitions and Functions

Symbol Function

Input block to ground directly at the IC with a ceramic capacitor.

Ground

Output block to ground with a 22 uF capacitor, ESR 3

TAB connect to heatsink and GND to improve thermal
performance

Data Sheet

TLE 4274

Temperature Sensor

Saturation Control and Protection

Circuit

Bandgap Reference

Control Amplifier

Buffer

Figure 2 Block Diagram

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Datasheet ID: TLE4274GV85ATMA1 638743