LM4051BEM3-1.2 - Texas Instruments

Manufacturer Part Number

LM4051BEM3-1.2

Manufacturer

Texas Instruments

Introduction

The LM4051BEM3-1.2 is a precision voltage reference specifically designed for power management applications requiring a fixed 1.225V output.

Product Features and Performance

Shunt reference type

Fixed output voltage of 1.225V

Output current capability of 12 mA

Very low output noise: 20µVrms from 10Hz to 10kHz

Tight tolerance of ±0.2%

Low temperature coefficient of 50ppm/°C

Supports a wide operating temperature range from -40°C to 125°C

Product Advantages

High accuracy and stability due to tight tolerance and low temperature coefficient

Suitable for demanding applications thanks to its robust operating temperature range

Minimal noise output enhances device reliability in sensitive applications

Key Technical Parameters

Output Voltage: 1.225V (Fixed)

Output Current: 12 mA

Tolerance: ±0.2%

Temperature Coefficient: 50ppm/°C

Noise: 20µVrms (10Hz to 10kHz)

Cathode Current: 65 µA

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Stringent quality control and robust design suitable for industrial grade applications

Compatibility

Compatible with surface mount applications via SOT-23-3

Can be used in various electronic circuits needing a precise reference voltage

Application Areas

Power management

Signal processing

Data acquisition systems

Portable and battery-powered devices

Automotive electronics

Product Lifecycle

Product Status: Obsolete

Note: Customers are advised to seek alternative models or discuss replacement options with Texas Instruments as this model is nearing discontinuation.

Several Key Reasons to Choose This Product

Highly accurate and stable output suitable for precision applications

Low noise output ensuring minimal interference in sensitive environments

Wide operating temperature range suitable for various industrial applications

Obsolete status with support for finding replacements, providing options for long-term maintenance and use

Trusted manufacturer with rigorous quality and safety standards ensuring a reliable product