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LM431SAIMFX AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM431SAIMFX product

LM431SAIMFX

Voltage Reference

Shunt RegulatorVoltage ReferenceAdjustable

The LM431SAIMFX is a programmable shunt regulator providing an adjustable output voltage from 2.5V to 36V with 2% tolerance.

Best for

  • Adjustable voltage regulation
  • Zener diode replacement

Avoid if

  • Fixed voltage regulation is preferred
  • High-precision reference applications requiring <0.5% tolerance

Check before use

  • External resistor values for target voltage
  • Stability boundary conditions for load capacitance

Key specifications

Output Voltage
2.5V - 36V
Tolerance
2%
Sink Current
1mA - 100mA
Temp Range
-40°C to +85°C

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001

Application

Power SupplyGeneral Regulation

Datasheet

sf-000109681.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM431SAIMFX: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a three-terminal programmable shunt regulator with thermal stability, capable of setting output voltages between 2.5V and 36V.