LM431BIM3XAlternatives & Equivalent Parts

About LM431BIM3X

LM431BIM3X is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM431BIM3XSourceLM431BCM3/NOPBLM431BIM3/NOPB
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSOT23 (3-Pin)SOT23 (3-Pin)SOT23 (3-Pin)
Pin Count333
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$0.1285$0.1736$0.4200
Electrical Parameters
Pbfree CodeYesYesYes
Date Of Intro1996-12-01
YTEOL01515
Additional FeatureOUTPUT VOLTAGE ADJUSTABLE FROM 2.495 TO 36V WITH TWO EXTERNAL RESISTORSOUTPUT VOLTAGE ADJUSTABLE FROM 2.495 TO 36V WITH TWO EXTERNAL RESISTORS
Analog IC - Other TypeTWO TERMINAL VOLTAGE REFERENCETWO TERMINAL VOLTAGE REFERENCETWO TERMINAL VOLTAGE REFERENCE
JESD-30 CodeR-PDSO-G3R-PDSO-G3R-PDSO-G3
JESD-609 Codee0e3e3
Number of Functions111
Number of Outputs111
Output Current-Max0.1 A0.1 A0.1 A
Output Voltage-Max2.52 V2.52 V2.52 V
Output Voltage-Min2.47 V2.47 V2.47 V
Output Voltage-Nom2.5 V2.5 V2.5 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTO-236TO-236TO-236
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILESMALL OUTLINE, THIN PROFILESMALL OUTLINE, THIN PROFILE
Peak Reflow Temperature (Cel)260260260
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)37 V37 V37 V
Supply Voltage-Min (Vsup)2.44 V2.44 V2.44 V
Surface MountYESYESYES
TechnologyBIPOLARBIPOLARBIPOLAR
Temp Coef of Voltage-Max97 ppm/°C97 ppm/°C97 ppm/°C
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishTin/Lead (Sn/Pb)Matte Tin (Sn)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch0.95 mm0.95 mm0.95 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED3030
Trim/Adjustable OutputYESYESYES

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Quick Links

LM431BCM3/NOPBby National Semiconductor Corporation Two Terminal

Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO3

LM431BIM3/NOPBby Texas Instruments

Two Terminal Voltage Reference, 1 Output, 2.5V, Trim/Adjustable, BIPolar, PDSO3

Why Look for Alternatives?

Finding alternatives for LM431BIM3X is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating LM431BIM3X replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to LM431BIM3X?

Known equivalents for LM431BIM3X include LM431BCM3/NOPB, LM431BIM3/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM431BIM3X?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify LM431BIM3X alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.