LM4051BEM3-1.2+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

LM4051BEM3-1.2+T

Manufacturer

Analog Devices

Introduction

The LM4051BEM3-1.2+T is a precision micropower shunt voltage reference in small outline SOT-23 package, suitable for a wide range of supply voltage regulation and power management applications.

Product Features and Performance

Precision voltage reference

Output voltage precisely at 1.225V

Fixed output with solid tolerance of ±0.2%

Low current operation at 15 mA output

Temperature coefficient of 50ppm/°C ensures stability over a wide temperature range

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

Designed for surface mount technology with TO-236-3, SC-59, SOT-23-3 package

Stable and reliable over the operating temperature range of -40°C to +125°C

Product Advantages

High accuracy and low tolerance for critical applications

Stable output over temperature and load variations

Low operational noise making it suitable for precision electronics

Supports automated SMT manufacturing processes

Long-term performance reliability

Compact and lightweight design for space-constrained applications

Key Technical Parameters

Voltage - Output (Min/Fixed): 1.225V

Tolerance: ±0.2%

Current - Output: 15 mA

Temperature Coefficient: 50ppm/°C

Noise - 10Hz to 10kHz: 20µVrms

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Robust design with high stability over industrial temperature ranges

Compliance with industry quality and safety standards

Compatibility

Compatible with surface mount technology standards

Suitable for use in various control and power management systems

Application Areas

Precision voltage regulation

Power supply reference source

Data acquisition systems

Portable and battery-powered equipment

Automotive electronics

Consumer electronics

Product Lifecycle

The product is currently active with no indication of near-term discontinuation

Availability of replacements or upgrades is typically ensured by the manufacturer for an active product

Key Reasons to Choose This Product

High precision output voltage critical for sensitive electronics

Low tolerance and temperature coefficient increases system accuracy

The compact SOT-23 package is ideal for space-limited applications

Low power operation suitable for battery-powered devices

Wide operating temperature range meets demanding environmental requirements

Long product lifecycle with manufacturer support ensures design longevity