ON Semiconductor LM2596 Step-Down Regulator, Adjustable, 3A, TO-220

The ON Semiconductor LM2596 is a monolithic integrated circuit specifically engineered for the straightforward design of a step-down switching regulator, commonly known as a buck converter. It is capable of driving a 3.0 A load with excellent line and load regulation, ensuring stable and reliable performance across a wide range of applications.

This regulator accepts an input voltage from 4.5V to 40V and provides an adjustable output voltage from 1.23V to 37V, making it highly versatile for various power supply requirements. With a switching frequency of 150 kHz, it offers a compact and efficient solution for reducing voltage in electronic systems.

Key Features

• Adjustable Output: Output voltage can be set from 1.23V to 37V using external resistors.
• High Current Capability: Delivers up to 3A of continuous output current.
• Through-Hole Package: Housed in a TO-220-5 package, ideal for easy prototyping and integration.
• Wide Operating Temperature Range: Functions reliably from -40°C to 125°C, suitable for demanding environments.
• Efficient Power Conversion: Provides up to 73% efficiency, reducing energy loss in power-sensitive designs.

Applications

This buck converter is well-suited for a variety of power management tasks, including battery-powered devices, distributed power supplies, and general-purpose voltage step-down needs. Its broad input voltage range and high output current make it a flexible choice for both hobbyist and professional electronic projects.

Specifications

The LM2596 ensures robust performance with its monolithic construction and TO-220 package, providing excellent thermal performance and ease of mounting. Whether you are designing a new power supply or upgrading an existing one, this regulator simplifies the process and delivers dependable operation.