L4971 -

Manufacturer Part Number

L4971

Manufacturer

stmicroelectronics

Introduction

The L4971 is a high-efficiency, high-voltage, step-down switching regulator capable of providing up to 1.5A of output current. It features a wide input voltage range of 8V to 55V and an adjustable output voltage from 3.3V to 50V, making it suitable for a variety of high-voltage applications.

Product Features and Performance

Wide input voltage range of 8V to 55V

Adjustable output voltage from 3.3V to 50V

Output current capability of up to 1.5A

Switching frequency range of 100kHz to 300kHz

No need for synchronous rectifier

Thermal shutdown and current limiting protection

Product Advantages

High efficiency, up to 95%, reduces power dissipation and heat generation

Wide input and output voltage range for versatile applications

Adjustable output voltage provides flexibility in design

Compact 8-DIP package for space-constrained designs

Integrated protection features enhance reliability

Key Reasons to Choose This Product

Exceptional performance and efficiency for high-voltage step-down applications

Versatile voltage range accommodates a wide range of system requirements

Robust protection features ensure reliable and safe operation

Easy to integrate and configure for optimal performance in your design

Quality and Safety Features

Thermal shutdown protection

Current limiting protection

Compliance with industry safety standards

Compatibility

The L4971 is compatible with a variety of high-voltage applications, such as industrial equipment, automotive systems, and renewable energy solutions.

Application Areas

Industrial automation and control systems

Automotive electronics

Renewable energy systems

High-voltage power supplies

Battery-powered devices with high-voltage input

Product Lifecycle

The L4971 is an active product, and there are no immediate plans for discontinuation. However, there may be alternative or equivalent models available from STMicroelectronics or other manufacturers. For the most up-to-date information on product availability and alternatives, please contact our website's sales team.