LM2575SX-12 - Texas Instruments

Manufacturer Part Number

LM2575SX-12

Manufacturer

Texas Instruments

Introduction

The LM2575SX-12 from Texas Instruments is a part of the SIMPLE SWITCHER® series of power management ICs, focusing on providing efficient voltage regulation with step-down (buck) conversion. It simplifies the design of converting higher DC voltage into a lower DC voltage with minimal external components.

Product Features and Performance

Efficient voltage step-down capability from a higher DC source

Supports input voltage range from 4V to 40V

Delivers a fixed output voltage of 12V

Output current capacity up to 1A

Operates at a switching frequency of 52kHz

Non-synchronous rectification for simpler design

Designed for surface mount technology

Operating temperature range between -40°C to 125°C

Product Advantages

Wide input voltage range accommodates various power sources

Fixed output voltage simplifies external circuit design

High efficiency reduces thermal load and saves energy

Compact TO-263-6 package saves board space

Suitable for harsh environments due to its broad operating temperature range

Key Technical Parameters

Voltage Input (Min): 4V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 12V

Current Output: 1A

Frequency Switching: 52kHz

Package / Case: TO-263-6, D2PAK (5 Leads + Tab), TO-263BA

Quality and Safety Features

Robust construction ensures reliability under extended operating temperatures

Compatibility

Designed for use in a wide range of electronic circuits requiring a 12V fixed output from a variable input voltage

Application Areas

Consumer Electronics

Telecommunication Systems

Automotive Electronics

Industrial Controls

Product Lifecycle

Obsolete status indicates the product is not recommended for new designs

Check for direct replacements or newer upgrades directly from Texas Instruments

Several Key Reasons to Choose This Product

The SIMPLE SWITCHER® series reputation for ease of use and reliability

Requires minimal external components, simplifying design and reducing total cost

Texas Instruments' quality and support for product application

Broad compatibility and application rangeik

The package design is suitable for compact and efficient thermal management