RT8857 Ver la hoja de datos (PDF) - Richtek Technology

Número de pieza

componentes Descripción

Fabricante

RT8857

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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