LM431BIM3X

$1.02

Description：IC VREF SHUNT ADJ 1% SOT23-3
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:5e38687c4449 Category: Voltage Reference Brand: Texas Instruments

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Product introduction

LM431BIM3X is listed in the Voltage Reference range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC VREF SHUNT ADJ 1% SOT23-3. Review the specifications below when checking this part for your BOM.

Voltage Reference specifications for LM431BIM3X

Description：IC VREF SHUNT ADJ 1% SOT23-3
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Adjustable
Voltage - Output (Min/Fixed)：2.495V
Voltage - Output (Max)：37 V
Current - Output：100 mA
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：TO-236-3, SC-59, SOT-23-3
Supplier Device Package：SOT-23-3
Grade：-
Qualification：-

Voltage Reference datasheet and documents for LM431BIM3X

LM431BIM3X

Voltage Reference Overview

The LM431BIM3X is an adjustable precision Zener shunt regulator manufactured by Texas Instruments. It operates within a voltage range of 2.495 V to 37 V and features an initial accuracy of 1%. The device supports a maximum shunt current of 100 mA and has a temperature coefficient of 97 ppm/°C. It functions in a surface-mount SOT-23-3 package with an operating temperature range from -40°C to +85°C.

Voltage Reference Feature Summary

Adjustable reference output capability spanning 2.495 V to 37 V
High precision performance with 1% initial accuracy
Robust thermal stability characterized by a 97 ppm/°C temperature coefficient

Voltage Reference Applications

Precision voltage regulation circuits
Portable equipment power management
Battery-powered system references

Voltage Reference Procurement Notes

Verify the specific suffix designation against official Texas Instruments documentation to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with standard SOT-23-3 footprint requirements during procurement planning. Cross-reference datasheet revisions to validate parameter consistency for your specific design implementation.

Voltage Reference Selection Notes

Select this component when a compact, high-accuracy adjustable reference is required for space-constrained designs. The SOT-23-3 package offers a small form factor suitable for dense PCB layouts. Consider the 100 mA current drive capability and wide input voltage range when designing shunt regulator topologies for various load conditions.

Voltage Reference Part Context

This part belongs to the LM431 family of adjustable precision Zener shunt regulators. These devices serve as versatile alternatives to traditional fixed-voltage Zener diodes, offering superior accuracy and lower dynamic impedance. The series is widely utilized in industrial and consumer electronics for stable voltage referencing applications.