منظم جهد ثابت الخرج 12 فولت موديل: 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.