RT7257E - Synchronous Step-Down Converter

Product Overview

Richtek

Datasheet Details

Part number	RT7257E
Manufacturer	Richtek
File Size	482.43 KB
Description	Synchronous Step-Down Converter
Datasheet	RT7257E Datasheet
Additional preview pages of the RT7257E datasheet.

Product details

Description

The RT7257E is a high efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 3A output current from a 4.5V to 17V input supply.

Features

z z z z z z z z z z z z z z ±1.5% High Accuracy Feedback Voltage 4.5V to 17V Input Voltage Range 3A Output Current Integrated N-MOSFET Switches Current Mode Control Fixed Frequency Operation : 340kHz Output Adjustable from 0.8V to 15V Up to 95% Efficiency Programmable Soft-Start Stable with Low ESR Ceramic Output Capacitors Cycle-by-Cycle Over Current Protection Input Under Voltage Lockout Thermal Shutdown Protection RoHS Compliant and Halogen Free Ordering Information RT7257EN Package Type SP.

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Published: Sep 20, 2013 |