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SC473

Part Number	SC473
Manufacturer	Semtech
Description	Single-Phase Single Chip Graphics Core Power Supply
Published	May 9, 2008
Detailed Description	Single-Phase Single Chip Graphics Core Power Supply POWER MANAGEMENT Description The SC473 is a single-phase chip, high-...
Datasheet	SC473 PDF File

Overview

Single-Phase Single Chip Graphics Core Power Supply POWER MANAGEMENT Description The SC473 is a single-phase chip, high-performance PWM controller designed to power advanced graphic cores.
Onchip support is provided that includes slew-rate controlled VID transitions.
The SC473 implements hysteretic control technology which provides the fastest possible transient response while avoiding the stability issues inherent to classical PWM www.
DataSheet4U.
com controllers.
Eliminating the sense resistors reduces costs and PCB area, plus increases system efﬁciency.
Integrated SmartDriver™ technology initially turns on the high-side driver with ‘soft’ drive to reduce ringing, EMI, and capacitive turn-o...

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