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RT7257J - Synchronous Step-Down Converter

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Richtek

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RT7257J Synchronous Step-Down Converter by Richtek - Datasheet Preview — Datasheet preview – RT7257J

Datasheet Details

Part number	RT7257J
Manufacturer	Richtek
File Size	214.64 KB
Description	Synchronous Step-Down Converter
Datasheet	RT7257J Datasheet
Additional preview pages of the RT7257J datasheet.

Product details

Description

The RT7257J is a high efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 3A output current from a 4.5V to 18V input supply.

Features

±1.5% High Accuracy Reference Voltage.
4.5V to 18V Input Voltage Range.
3A Output Current.
Integrated N-MOSFET Switches.
Current Mode Control.
Fixed Frequency Operation : 340kHz.
Output Adjustable from 0.8V to 15V.
Stable with Low ESR Ceramic Output Capacitors.
Up to 95% Efficiency.
Programmable Soft-Start.
Cycle-by-Cycle Over Current Protection.
Input Under Voltage Lockout.
Output Under Voltage Protection.
Thermal Shutdown P.

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Published: Sep 20, 2013 |