MP4558DN-LF-Z - Monolithic Power Systems Inc.

Manufacturer Part Number

MP4558DN-LF-Z

Manufacturer

Monolithic Power Systems

Introduction

The MP4558DN-LF-Z is a high-performance, non-synchronous, step-down DC-DC converter capable of delivering up to 1A of output current. It features a wide input voltage range of 3.8V to 55V, making it suitable for a variety of applications that require a regulated output voltage from an unregulated input source.

Product Features and Performance

Wide input voltage range of 3.8V to 55V

Adjustable output voltage from 0.8V to 52V

Maximum output current of 1A

Switching frequency up to 2MHz

Thermal shutdown protection

Undervoltage lockout

Internal soft-start

Tiny 8-SOIC (0.154", 3.90mm Width) package with exposed pad

Product Advantages

Wide input voltage range accommodates various power sources

Adjustable output voltage provides flexibility in design

High efficiency and compact size make it suitable for space-constrained applications

Robust protection features ensure reliable operation

Key Reasons to Choose This Product

Versatile input and output voltage range for diverse applications

High power density and efficiency for compact design

Reliable performance with built-in protection features

Cost-effective solution for power conversion needs

Quality and Safety Features

Robust thermal shutdown protection

Undervoltage lockout to prevent improper operation

Reliable performance across wide temperature range of -40°C to 125°C

Compatibility

The MP4558DN-LF-Z is a surface-mount device in an 8-SOIC (0.154", 3.90mm Width) package with an exposed pad. It is compatible with standard PCB assembly processes and can be used in a variety of power conversion applications.

Application Areas

Industrial equipment

Automotive electronics

Home appliances

Telecommunications equipment

Portable devices

Product Lifecycle

The MP4558DN-LF-Z is an active product, and Monolithic Power Systems continues to manufacture and support it. There are no known equivalent or alternative models available from Monolithic Power Systems. If you have any further questions or require additional information, please contact our sales team through our website.