RT9223 查看數據表（PDF） - Richtek Technology

零件编号

产品描述 (功能)

比赛名单

RT9223

5-Bit Programmable Synchronous PWM Buck Converter Controller

Richtek Technology 

Function Block Diagram

RT9223

VCC CSN CSP

SHDN

VID4

VID3

VID2

VID1

VID0

VSEN

PGOOD

1.25V REF

70mV

CURRENT LIMIT

DAC

OSCILLATOR

R

Q

S

OPEN

DRAIN

_

200KHz

_

VCC

_

OVP

ERROR AMP

LEVEL SHIFT

AND DRIVER

SHOOT-

THROUGH

CONTROL

DRIVER

BSTH

DH

PGNDH

BSTL

DL

PGNDL

GND

DS9223-07 May 2001

www.richtek-ic.com.tw

3

Share Link: