RT9230 Просмотр технического описания (PDF) - Richtek Technology

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RT9230

1.5V advanced dual PWM and dual linear power controller

Richtek Technology 

RT9230

Typical Application Circuit

12V

F1

L1

5V

15A

1µH

GND

R12

10

C9

1000pF

R1

1.21k

C1-4

4x1000µF

C7

C8

1µF

28

9

VCC

23

OCSET2 OCSET1

1000pF

R2

1.21k

C5-6

2x1µF

V OUT2

3.3V or 1.5V

Q3

HUF76137S3S

L2

+ 5.2µH

C18-19

2x1000µF

1 UGATE2 PGOOD 8

2 PHASE2 UGATE1 27

D1

MBR2535CTL

PHASE1 26

RT9230

LGATE1 25

10 VSEN2

PGND 24

POWERGOOD

Q1

PHB83N03LT L3

Q2

PHB95N03LT

3.5µH

R4

4.99K

R13

4.99K

+

C10-16

7x1000µF

V OUT1

1.3 to 3.5V

TYEDET

+3.3V

Q4

HUF75307D3S

V OUT3

1.5V

+ C20

1000µF

V OUT4

1.8V

+ C21

270µF

11 SELECT

VSEN1 22

FB1 21

18 DRIVE3

19 VSEN3

15 DRIVE4

14 VSEN4

GND

17

VID0 7

VID1 6

VID2 5

VID3 4

VID4 3

SS 12

C22

0.1µF

C17

R7 0.68µF

732K

www.richtek-ic.com.tw

8

DS9230-03 July 2001

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