LM2678SX-5.0 - Texas Instruments

Manufacturer Part Number

LM2678SX-5.0

Manufacturer

texas-instruments

Introduction

The LM2678SX-5.0 is a highly efficient, SIMPLE SWITCHER® step-down voltage regulator that converts a higher voltage input to a lower voltage output.

Product Features and Performance

-Simple design with minimal external components

-Step-down (Buck) regulator topology

-Fixed output voltage of 5V

-Supports input voltages from 8V to 40V

-Output current capability of up to 5A

-Operating frequency of 260kHz

-Non-synchronous rectification

-Operational temperature range from -40°C to 125°C

-Surface Mount TO-263 package for compact design

Product Advantages

-High efficiency conversion

-Suitable for a broad range of input voltages

-Stable 5V output under various load conditions

-Easy to design and implement

-Low thermal footprint

Key Technical Parameters

-Voltage - Input (Min): 8V

-Voltage - Input (Max): 40V

-Voltage - Output (Min/Fixed): 5V

-Current - Output: 5A

-Frequency - Switching: 260kHz

-Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

-Overcurrent protection

-Thermal shutdown feature for added safety

-Designed to meet various international standard requirements

Compatibility

-Compatible with a diverse range of electronic circuits requiring a 5V supply

-Suitable for surface mount technology (SMT) applications on printed circuit boards (PCBs)

Application Areas

-Telecommunications

-Consumer Electronics

-Industrial systems

-Automotive applications

-Power management solutions

Product Lifecycle

-Status: Obsolete

-Consider potential replacements or upgrades as this product may have limited availability

Several Key Reasons to Choose This Product

-High efficiency for energy savings

-Broad input voltage range for versatility

-Fixed 5V output for convenience

-Supports high output current up to 5A

-Low-operating temperature range enhances reliability

-Compact TO-263 packaging for space-saving designs

-Ease of integration into a variety of applications

-Backed by Texas Instruments' reputation for quality and innovation