RT8857A Просмотр технического описания (PDF) - Richtek Technology

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Компоненты Описание

производитель

RT8857A

4/3/2/1-Phase PWM Controller with Embedded Drivers for CPU Core Power Supply

Richtek Technology 

RT8857/A

VID4

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

VID3

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

VID2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

1

1

1

1

1

1

1

1

Pin Name

VID1

0

0

0

0

0

0

0

1

1

1

1

1

1

1

1

0

0

0

0

0

0

0

0

1

1

1

1

1

1

1

1

0

0

0

0

0

0

0

0

VID0

0

0

0

1

1

1

1

0

0

0

0

1

1

1

1

0

0

0

0

1

1

1

1

0

0

0

0

1

1

1

1

0

0

0

0

1

1

1

1

VID5

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

VID6

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

Nominal Output Voltage DACOUT

1.35625V

1.35000V

1.34375V

1.33750V

1.33125V

1.32500V

1.31875V

1.31250V

1.30625V

1.30000V

1.29375V

1.28750V

1.28125V

1.27500V

1.26875V

1.26250V

1.25625V

1.25000V

1.24375V

1.23750V

1.23125V

1.22500V

1.21875V

1.21250V

1.20625V

1.20000V

1.19375V

1.18750V

1.18125V

1.17500V

1.16875V

1.16250V

1,15625V

1.15000V

1.14375V

1.13750V

1.13125V

1.12500V

1.11875V

DS8857/A-01 April 2011

To be continued

www.richtek.com

7

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