LM2903D - STMicroelectronics

Manufacturer Part Number

LM2903D

Manufacturer

Texas Instruments

Introduction

The LM2903D is a general-purpose dual comparator IC from Texas Instruments. It features a rail-to-rail open-collector output, wide supply voltage range, and low input bias current, making it suitable for a variety of analog and mixed-signal applications.

Product Features and Performance

Dual comparator design with two independent comparators in a single package

Wide supply voltage range of 2V to 36V (single) or ±1V to ±18V (dual)

Low input offset voltage of 7mV (max) at 30V

Low input bias current of 0.25µA (max) at 5V

Typical output current of 20mA

Low quiescent current of 2.5mA (max)

Wide operating temperature range of -40°C to 125°C

Available in 8-pin SOIC surface-mount package

Product Advantages

Versatile dual comparator design for a wide range of analog circuit applications

Ability to operate from a single or dual power supply

Low input offset voltage and bias current for improved accuracy

Open-collector output provides design flexibility

Key Reasons to Choose This Product

Cost-effective general-purpose comparator solution

Robust performance specifications to meet diverse application requirements

Small footprint 8-pin SOIC package for space-constrained designs

Proven reliability from a trusted semiconductor manufacturer

Quality and Safety Features

Robust industrial-grade design

Compliance with relevant safety and environmental standards

Compatibility

The LM2903D is pin-compatible with the legacy LM2903 comparator series

Application Areas

Analog signal conditioning and detection circuits

Voltage level sensing and threshold detection

Industrial control and instrumentation

Battery management and power supply monitoring

Product Lifecycle

The LM2903D is an obsolete product, meaning it is no longer in active production. However, there are alternative and equivalent models available from Texas Instruments, such as the LM393 and LM339 dual comparator ICs. Customers are advised to contact our website's sales team for more information on suitable replacement options.