LM2673SX-5.0 - Texas Instruments

Manufacturer Part Number

LM2673SX-5.0

Manufacturer

Texas Instruments

Introduction

The LM2673SX-5.0 from Texas Instruments is part of the SIMPLE SWITCHER® series. It is a DC DC switching regulator designed to provide efficient and reliable step-down voltage regulation.

Product Features and Performance

Positively configured step-down (buck) regulator

Supports a wide input voltage range from 8V to 40V

Provides a fixed output voltage of 5V

Capable of delivering up to 3A of output current

Operates at a switching frequency of 260kHz

Non-synchronous rectifier design

Designed to operate over a wide temperature range from -40°C to 125°C

Product Advantages

High-efficiency voltage conversion, minimizing power loss

Broad input voltage range, accommodating various power supplies

Fixed output voltage, simplifying the design for 5V applications

High-current output support, suitable for demanding applications

Robust temperature performance, ensuring reliable operation in extreme conditions

Key Technical Parameters

Voltage Input (Min): 8V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 5V

Current Output: 3A

Frequency Switching: 260kHz

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Built to meet rigorous quality standards

Designed for safe operation across its specified temperature and voltage ranges

Compatibility

The TO-263-8 packaging allows for surface mounting, compatible with standard SMT procedures

Application Areas

Power supplies

Industrial equipment

Consumer electronics

Telecommunications infrastructure

Product Lifecycle

Classified as Obsolete, indicating potential discontinuation with limited availability

Users should consider replacements or upgrades for new designs

Several Key Reasons to Choose This Product

High efficiency reduces thermal footprint and energy consumption

Wide input voltage range offers versatility across different power environments

Fixed 5V output simplifies design considerations for common electronics applications

High output current capacity to power demanding devices

Texas Instruments' reputation for reliability and performance in power management technology