SC4609 - High Efficiency Synchronous Buck

Name: SC4609
SKU: SC4609-627900

Semtech Corporation

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Datasheet Details

Part number	SC4609
Manufacturer	Semtech Corporation
File Size	373.90 KB
Description	High Efficiency Synchronous Buck
Datasheet	SC4609_SemtechCorporation.pdf

SC4609 Product details

Description

The SC4609 is a voltage mode step down (buck) regulator controller that provides accurate high efficiency power conversion from an input supply range of 2.7V to 5.5V.

Features

Asynchronous start up Programmable switching frequency up to 1MHz BiCMOS voltage mode PWM controller 2.7V to 5.5V input voltage range Output voltage as low as 0.5V +/-1% reference accuracy Sleep mode (Icc = 10µA typ) Adjustable lossless short circuit current limiting Combination pulse by pulse & hiccup mode current limit High efficiency synchronous switching 1A peak current driver External soft start 12-pin MLP Lead-free package, fully WEEE and RoHS compliant Distributed power architecture Serve.

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Published: Nov 17, 2008 |