RT9229 Просмотр технического описания (PDF) - Richtek Technology

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RT9229

Advanced Dual PWM and Dual Linear Power Controller

Richtek Technology 

RT9229

Typical Application Circuit

12V

F1

L1

5V

30A

1µH

C1-4

+

GND

4x1000µF

C9

R12

10

C5-6

2x1µF

C7

C8

1000pF

R1

1.21k

1µF

28

9

VCC

23

OCSET2 OCSET1

1000pF

R2

1.21k

VOU T2

3.3V

C18-21

4x1000µF

Q3

HUF76137S3S

1 UGATE2 PGOOD 8

L2

+ 5.2µH

R3

4.99K

2 PHASE2 UGATE1 27

D1

MBR2535CTL

15

PHASE1 26

RT9229

VSEN2 LGATE1 25

C22

0.68µF

R5

3.32K

R6

5.11K

10 FB2

PGND 24

VSEN1 22

FB1 21

Q4

HUF75307D3S

VOU T3

GTL = 1.5V

R8

+ C23

187

1000µF

VOU T4

2.5V

R10

+ C24

1K

270µF

18 GATE3

19 FB3

R9

1K

16 VOUT4

14 FB4

R11

1K

FAULT

13

VID0 7

VID1 6

VID2 5

VID3 4

VID4 3

SS 12

GND

17

POWERGOOD

Q1

HUF76139S2S L3

Q2

HUF76139S2S

2.9µH

R4

4.99K

R13

4.99K

+

C10-16

7x1000µF

C17

R7 0.68µF

732K

C25

0.039µF

VOU T1

1.3 to 3.5V

www.richtek-ic.com.tw

8

DS9229-03 July 2001

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