LM4051AIM3-1.2 - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

LM4051AIM3-1.2

Manufacturer

Texas Instruments

Introduction

The LM4051AIM3-1.2 is a precision micropower shunt voltage reference.

Product Features and Performance

Precision voltage reference

Shunt reference type

Fixed output voltage of 1.225V

Maximum output current of 12 mA

High accuracy with a tolerance of ±0.1%

Stable over temperature with a 50ppm/°C temperature coefficient

Low noise performance with 20µVrms from 10Hz to 10kHz

Product Advantages

High precision for reliable voltage referencing

Low current consumption suitable for battery-powered applications

Low thermal drift enhances system performance over varying temperatures

Small surface mount package for compact PCB design

Key Technical Parameters

Output Voltage: 1.225V (fixed)

Tolerance: ±0.1%

Temperature Coefficient: 50ppm/°C

Current - Output: 12 mA

Current - Cathode: 65 µA

Operating Temperature Range: -40°C to +85°C

Noise level at 10Hz to 10kHz: 20µVrms

Quality and Safety Features

Built-in thermal and over-current protection

High reliability and stability over operational temperature range

Compatibility

Standard SOT-23-3 package compatible with surface mount technologies

Easily integrates into various circuit designs

Application Areas

Precision voltage regulation in power supplies

Data acquisition systems

Test and measurement equipment

Battery chargers

Automotive electronics

Product Lifecycle

Obsolete status

Potential need to seek replacements or upgrades for new designs

Several Key Reasons to Choose This Product

Exceptional accuracy and low tolerance

Low temperature coefficient for high stability

Minimal noise contributes to signal integrity

Wide operating temperature range suitable for diverse environments

Compact form factor for space-sensitive applications