What are the key applications for the TL431AIDR?

It is commonly used in switching power supplies, onboard voltage regulation, and as a precision reference in adjustable power supply designs.

What should engineers review before using the TL431AIDR?

Engineers should review the stability boundary conditions (Figure 15/16 in the datasheet) to ensure the chosen load capacitance does not cause oscillation.

What are the key specifications of the TL431AIDR?

It features a 2.495 V reference voltage, 1% tolerance, 100 mA sink current capability, and operates from -40°C to 85°C.

What is the pinout of TL431AIDR?

Use the TL431AIDR datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about TL431AIDR pinout to locate pins, power rails, and interface signals before layout.

TL431AIDR Datasheet, Specs, Alternatives & ECAD | Texas Instruments

AI summary

The TL431AIDR is a widely used, precision programmable shunt regulator from Texas Instruments, ideal for adjustable voltage regulation and power supply circuits.

Best for

Adjustable power supplies
Zener diode replacement

Avoid if

Applications requiring extremely low power consumption (quiescent current is ~1 mA)

Check before use

Stability boundary conditions with load capacitance

Key specifications

Reference Voltage: 2.495 V
Tolerance: 1%
Max Sink Current: 100 mA

Compliance & Environment

RoHS: ROHS3 Compliant
REACH: Compliant
MSL: Level-1-260C-UNLIM
ECCN: EAR99
HTSUS: 8542.39.0001

Application

Power ManagementIndustrial

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

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Alternative components

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Design and risk insights

Questions & answers

It is a three-terminal adjustable shunt regulator with a 1% initial reference voltage tolerance, capable of regulating voltages from 2.5 V to 36 V.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the TL431AIDR?+×

What are the key applications for the TL431AIDR?+×

What should engineers review before using the TL431AIDR?+×

What are the key specifications of the TL431AIDR?+×

What is the pinout of TL431AIDR?+×