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Texas Instruments LM431CIM3/NOPB Voltage References

IC VREF SHUNT -0.6/+0.4% SOT23-3

51,570 ActiveTexas InstrumentsLM431CIMSOT-23$0.44RoHS
LM431CIM3/NOPB SOT-23 package illustration

Same model may have multiple batches, images only for reference.

LM431CIM3/NOPB
Manufacturer
Part Number (MPN)
LM431CIM3/NOPB
Base Model
Detailed Description
Adjustable precision Zener shunt regulator, offering 0.4% tolerance and an output voltage range from 2.5V to 37V. This surface-mount component supports a cathode current of 1mA and a maximum output current of 100mA, with a maximum input voltage of 37V. Operating within a temperature range of -40°C to 85°C, it is supplied in a SOT-23 package on tape and reel.
Package
SOT-23
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF LM431CIM3/NOPB Datasheet
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Ordering Code Family

LM431CIM groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

2 ordering variants listed on the family page.

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Technical Specifications

Texas Instruments LM431CIM3/NOPB Voltage References technical specifications.

General

RoHS
Yes
Package / Case
TO-236-3, SC-59, SOT-23-3
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Lifecycle Status
Active
Package
SOT-23
Cathode Current
1mA
Height
0.93mm
Lead Free
Lead Free
Length
2.92mm

Alternate Parts Comparison (LM431CIM3/NOPB vs LM431CIM3X vs LM431CIM3 vs LM431CIM/NOPB)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / CaseTO-236-3, SC-59, SOT-23-3TO-236-3, SC-59, SOT-23-3TO-236-3, SC-59, SOT-23-38-SOIC
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Tolerance0.4%-0.6%, +0.4%-0.6%, +0.4%-0.6%, +0.4%
Operating Temperature-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)
RoHSYesYesYesYes
Lifecycle StatusActiveNot For New DesignsNot For New DesignsActive
Current Cathode1 mA1 mA1 mA1 mA
Initial Accuracy Max0.5, 1, 20.5, 1, 20.5, 1, 20.5, 1, 2
Iout Iz Max Ma100100100100
Iz for Regulation Min a400400400400
Operating Temperature Range C-40 to 85, 0 to 70-40 to 85, 0 to 70-40 to 85, 0 to 70-40 to 85, 0 to 70
Output Current100mA100 mA100 mA100 mA
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Texas Instruments LM431CIM3/NOPB Voltage References Overview

Adjustable precision Zener shunt regulator, offering 0.4% tolerance and an output voltage range from 2.5V to 37V. This surface-mount component supports a cathode current of 1mA and a maximum output current of 100mA, with a maximum input voltage of 37V. Operating within a temperature range of -40°C to 85°C, it is supplied in a SOT-23 package on tape and reel.

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.