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SC4601 - Step Down Controller

Description

The SC4601 is a voltage mode step down (buck) regulator controller that provides accurate high efficiency power conversion from input supply range 2.75V to 5.5V.

Features

  • Programmable switching frequency up to 600KHz BICMOS voltage mode PWM controller 2.75V to 5.5V Input voltage range Output voltage as low as 0.8V +/-1% Reference accuracy Sleep mode (Icc = 10µA typ) Lossless adjustable overcurrent protection Combination pulse by pulse & hiccup mode current limit High efficiency synchronous switching Up to 100% Duty cycle range Synchronization to external clock 10-Pin MSOP surface mount package. Available in Lead-free package, fully WEEE and RoHS compliant Distrib.

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Datasheet preview – SC4601

Datasheet Details

Part number SC4601
Manufacturer Semtech Corporation
File Size 405.73 KB
Description Step Down Controller
Datasheet download datasheet SC4601 Datasheet
Additional preview pages of the SC4601 datasheet.

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Full PDF Text Transcription

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Low Input, High Efficiency Synchronous, Step Down Controller POWER MANAGEMENT Description The SC4601 is a voltage mode step down (buck) regulator controller that provides accurate high efficiency power conversion from input supply range 2.75V to 5.5V. A high level of integration reduces external component count and makes it suitable for low voltage applications where cost, size and efficiency are critical. SC4601 Features Programmable switching frequency up to 600KHz BICMOS voltage mode PWM controller 2.75V to 5.5V Input voltage range Output voltage as low as 0.
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