LM2576SX-12 - Texas Instruments

Manufacturer Part Number

LM2576SX-12

Manufacturer

Texas Instruments

Introduction

The LM2576SX-12 is a fixed output voltage step-down (buck) regulator that delivers 3A of output current.

Product Features and Performance

Step-Down (Buck) Regulator

Fixed Positive Output Configuration

Single Output

4V to 40V Input Voltage Range

12V Fixed Output Voltage

3A Output Current capability

52kHz Switching Frequency

Non-Synchronous Rectifier

Surface Mount TO-263-6, D2PAK Package

Product Advantages

High efficiency through SIMPLE SWITCHER® technology

Minimal external components required

Thermal shutdown and current limit protection

Ease of use with minimal PCB space

Key Technical Parameters

Minimum Input Voltage: 4V

Maximum Input Voltage: 40V

Output Voltage: 12V

Current: Output 3A

Switching Frequency: 52kHz

Operating Temperature: -40°C to 125°C

Mounting Type: Surface Mount

Package/Case: TO-263-6, D2PAK

Quality and Safety Features

Built-in thermal shutdown protection

Current limit protection

Under-voltage lockout

Self-contained soft start

Compatibility

Compatible with various types of capacitors for output smoothing

Use with a wide range of inductor values

Application Areas

Consumer electronics

Networking systems

Industrial equipment

Telecommunication infrastructure

Product Lifecycle

Obsolete product status

Replacement models or upgrades may be available

Several Key Reasons to Choose This Product

High efficiency and reduced power loss

Proven SIMPLE SWITCHER® reliability

Suitable for high-volume applications with Tape & Reel packaging

Supports a wide range of input voltages for versatile use

Straightforward integration for design simplicity

High thermal performance and reliability in operation