RT7257B - Synchronous Step-Down Converter

Richtek

RT7257B Datasheet Preview — Preview of RT7257B PDF

Datasheet Details

Part number	RT7257B
Manufacturer	Richtek ↗
File Size	264.35 KB
Description	Synchronous Step-Down Converter
Datasheet	RT7257B_Richtek.pdf

RT7257B Product details

Description

The RT7257B 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 : 1.2MHz Output Adjustable from 0.8V to 12V Up to 95% Efficiency Programmable Soft-Start Stable with Low ESR Ceramic Output Capacitors Cycle-by-Cycle Over Current Protection Input Under Voltage Lockout Output Under Voltage Protection Thermal Shutdown Protection RoHS Compliant and Halogen Free Ordering Information RT7257B Package Type.

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Published: Sep 20, 2013 |