MP4575 - Step-Down Converter

Monolithic Power Systems

Datasheet Details

Part number	MP4575
Manufacturer	Monolithic Power Systems
File Size	1.15 MB
Description	Step-Down Converter
Datasheet	MP4575 Datasheet

General Description

The MP4575 is a frequency-programmable, step-down, switching converter with integrated, internal, high-side and low-side power MOSFETs.

The MP4575 can provide 5A of continuous output current with peak current control for excellent transient response and efficiency performance.

The wide 4.5V to 55V input voltage range accommodates a variety of step-down applications, including industrial, PoE, automotive, and printers with a DC high-voltage bus.

Overview

MP4575 5A, 4.5V - 55V Input, Frequency-Programmable, Fully Integrated, Synchronous, Step-Down.

Key Features

Wide 4.5V to 55V Input Voltage Range.
90mΩ and 70mΩ Internal High-Side and Low-Side Power MOSFETs.
Peak-Current-Mode Control.
Programmable Switching Frequency.
Optional External Soft Start.
Over-Current Protection (OCP) with Valley Current Detection.
Supports External Synchronous Clock.
Over-Voltage Protection (OVP).
Current Limit Decreases during Output Short for Better Thermal Performance.
Power Good Indication.
Thermal Shutdown Protectio.

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