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SC472B

Part Number	SC472B
Manufacturer	Semtech
Description	Single-Phase Single Chip Graphics Core Power Supply
Published	May 9, 2008
Detailed Description	POWER MANAGEMENT Description The SC472B is a single-phase chip, high-performance PWM controller designed to power advanc...
Datasheet	SC472B PDF File

Overview

POWER MANAGEMENT Description The SC472B is a single-phase chip, high-performance PWM controller designed to power advanced graphic cores.
On-chip support is provided for all of the Intel® integrated requirements, including Active Voltage Positioning, Slewrate controlled VID transitions, and VID-Controlled Sleep voltage settings.
The SC472B implements hysteretic control technology which provides the fastest possible transient response www.
DataSheet4U.
com while avoiding the stability issues inherent to classical PWM controllers.
Eliminating the sense resistors reduces costs and PCB area, plus increases system efficiency.
Integrated SmartDriver™ technology initially turns on the high-side drive...

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