LM431CIM3/NOPBAlternatives & Equivalent Parts

About LM431CIM3/NOPB

LM431CIM3/NOPB 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

ParameterLM431CIM3/NOPBSourceLM431CIM3LM431CIM3X/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$0.2184$0.3100$0.2184
Electrical Parameters
Pbfree CodeYesYesYes
YTEOL15015
Analog IC - Other TypeTWO TERMINAL VOLTAGE REFERENCETWO TERMINAL VOLTAGE REFERENCETWO TERMINAL VOLTAGE REFERENCE
JESD-30 CodeR-PDSO-G3R-PDSO-G3R-PDSO-G3
JESD-609 Codee3e0e3
Number of Functions111
Number of Outputs111
Output Current-Max0.1 A0.1 A0.1 A
Output Voltage-Max2.51 V2.51 V2.51 V
Output Voltage-Min2.485 V2.485 V2.485 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
Surface MountYESYESYES
TechnologyBIPOLARBIPOLARBIPOLAR
Temp Coef of Voltage-Max97 ppm/°C54.509 ppm/°C97 ppm/°C
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishMatte Tin (Sn)Tin/Lead (Sn/Pb)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch0.95 mm0.95 mm0.95 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED30
Trim/Adjustable OutputYESYESYES
Date Of Intro1996-12-01
Additional FeatureOUTPUT VOLTAGE ADJUSTABLE FROM 2.5 TO 36V WITH TWO EXTERNAL RESISTORS
## LM431CIM3 Alternates Showing resultsImage
Supply Voltage-Max (Vsup)37 V
Supply Voltage-Min (Vsup)2.44 V

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

Quick Links

LM431CIM3by Rochester Electronics LLC Two Terminal

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

LM431CIM3X/NOPBby Texas Instruments

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

Why Look for Alternatives?

Finding alternatives for LM431CIM3/NOPB 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 LM431CIM3/NOPB 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 LM431CIM3/NOPB?

Known equivalents for LM431CIM3/NOPB include LM431CIM3, LM431CIM3X/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM431CIM3/NOPB?

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 LM431CIM3/NOPB 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.