LM431BIM3 vs LM431AIM3

This in-depth comparison of the LM431BIM3 and LM431AIM3 provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

LM431BIM3

Texas Instruments

Lifecycle: Active
Stock: 6450 PCS
Series: Power Management (PMIC) - Voltage Reference

+BOM RFQ

Part B

LM431AIM3

Texas Instruments

Lifecycle: Active
Stock: 5631 PCS
Package: SOT-23-3
Series: PMIC - Voltage Reference

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	LM431BIM3	LM431AIM3
Part Status	Obsolete	Not For New Designs
Base Product Number	LM431	-
Reference Type	Shunt	Shunt
Output Type	Adjustable	Adjustable
Voltage - Output (Min / Fixed)	2.495V	-
Current - Output	100 mA	100 mA
Tolerance	±1%	±2.2%
Temperature Coefficient	50ppm/°C Typical	50ppm/°C Typical
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount
Packaging	Tape & Reel (TR)	-
Voltage - Output (Max)	37 V	37 V
Current - Cathode	1 mA	1 mA
Voltage - Output (Min/Fixed)	-	2.495V

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