LM2576-12

Product Overview

The LM2576-12 is a fixed 12V step-down (buck) switching voltage regulator, designed for efficient DC-DC power conversion. It provides a stable 12V output with a maximum current of 3A, making it ideal for powering sensors, motor drivers, communication modules, and other electronic circuits. Featuring high efficiency (up to 77%), built-in thermal shutdown, and current limiting protection, it ensures reliable and safe operation in various applications.

Key Features:

• Fixed 12V Output – Provides a regulated 12V DC supply.
• High Output Current – Supports up to 3A continuous load.
• Efficient DC-DC Conversion – Achieves up to 77% efficiency, reducing power loss.
• Integrated Thermal Shutdown & Current Limiting – Prevents overheating and overcurrent damage.
• Fixed Switching Frequency – Operates at 52kHz for stable performance.
• Low Component Count – Requires minimal external components for easy implementation.
• Standard TO-220 Package – Ensures efficient heat dissipation and easy mounting.

Technical Specifications:

• Input Voltage Range: 15V – 40V
• Output Voltage: 12V (fixed)
• Maximum Output Current: 3A
• Efficiency: Up to 77%
• Switching Frequency: 52kHz
• Dropout Voltage: Typically 1.5V at full load
• Protection Features: Thermal shutdown, current limiting
• Package Type: TO-220-5

Applications:

• Microcontroller Power Supply – Ideal for powering circuits requiring 12V.
• Battery-Powered Systems – Efficient voltage regulation for portable and industrial devices.
• Motor Drivers & Actuators – Provides stable 12V power for motor control applications.
• Communication Modules – Suitable for powering RF, Wi-Fi, and GSM modules.
• Automotive Electronics – Powers 12V circuits in vehicles.
• Industrial & Consumer Electronics – Used in various 12V power applications.

Why Choose the LM2576-12?

The LM2576-12 offers high-efficiency 12V regulation, making it a reliable choice for DC-DC power supply applications. With built-in protection features, low component requirements, and a high output current, it is an excellent solution for engineers and hobbyists designing power circuits.