LM431ACM3 - Texas Instruments

Manufacturer Part Number

LM431ACM3

Manufacturer

Texas Instruments

Introduction

The LM431ACM3 is an adjustable shunt voltage reference capable of outputting voltages from 2.495V to 37V with a precision tolerance of ±2.2%.

Product Features and Performance

Adjustable output voltage range from 2.495V to 37V

Tolerance of ±2.2%

Temperature coefficient of 50ppm/°C typical, ensuring stable performance across temperature variations

Supports a maximum output current of 100 mA

Minimum cathode current requirement of 1 mA

Operates effectively within a temperature range of 0°C to 70°C

Product Advantages

Precision voltage regulation for enhanced reliability

Wide voltage output range suitable for various applications

Compact surface-mount package for easy integration into varied circuit designs

Key Technical Parameters

Output Voltage (Min/Fixed): 2.495V

Voltage Output (Max): 37 V

Current Output: 100 mA

Current Cathode: 1 mA

Operating Temperature: 0°C ~ 70°C

Tolerance: ±2.2%

Temperature Coefficient: 50ppm/°C Typical

Quality and Safety Features

Robust temperature coefficient for reliable operation under temperature changes

Industry-standard surface mount package enhancing mechanical and thermal stability

Compatibility

Compatible with circuits requiring adjustable precision voltage references

Mountable on standard surface mount technology (SMT) setups using the SOT-23-3 package

Application Areas

Power supply regulators

Switching power supplies

Precision data systems

Consumer and industrial electronics

Product Lifecycle

Status: Obsolete

Availability of replacements or upgrades should be checked with Texas Instruments or alternative suppliers.

Several Key Reasons to Choose This Product

High reliability and precision ensure consistent performance

Versatile voltage options cater to a broad range of applications

The compact and standardized package facilitates easy integration and replacement

Supported by Texas Instruments' reputation for quality in semiconductor manufacturing