RT8206M datasheet(4/27 Pages) RICHTEK

Part #	RT8206M

Description	High Efficiency, Main Power Supply Controller for Notebook Computers

Download	27 Pages

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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4 / 27 page

RT8206L/M

4

DS8206L/M-07 June 2012

www.richtek.com

©

is a registered trademark of Richtek Technology Corporation.

Figure 2. Adjustable Voltage Regulator

RT8206L/M

PHASE1

LGATE1

BOOT1

UGATE1

VOUT1

5V

VIN

REF

PGOOD2

BYP

PGOOD1

SECFB/NC

PVCC

R6

EN2

EN1

ENLDO

TON

100k

VCC

C9

1µF

ON

OFF

SKIP

GND

1

2

3

4

6

21, 33 (Exposed Pad)

20

18

17

16

15

9

10

14

13

28

27

29

PHASE2

LGATE2

PGND

BOOT2

UGATE2

VOUT2

Q2

L2

C11

C17

3.3V

R9

C12

VIN

6V to 25V

10µF

0.1µF

R10

C14

26

25

24

22

23

30

Q4

0

R8 0

C13

4.7µH

220µF

Q1

L1

C2

C3

R4

10µF

0.1µF

R5

C4

Q3

0

R3 0

C1

6.8µH

220µF

CP

C5

0.1µF

C7

0.1µF

D1

D2

D3

D4

C6

0.1µF

C8

0.1µF

LDO

PVCC

C10

7

19

C16

R7

R11

200k

R12

39k

R14

3.9

C18

0.1µF

C15

0.22µF

PVCC

R13

100k

5V Enable

3.3V Enable

VIN

LDO Control

Frequency Control

PWM/DEM/Ultrasonic

ILIM1

ILIM2

12

31

FB2

FB1

11

32

R1

180k

R2

180k

C19

R15

15k

R16

10k

C23

C20

0.1µF

R17

6.5k

R18

10k

C22

C21

0.1µF

PVCC

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