RT9210 datasheet(2/17 Pages) RICHTEK

Part #	RT9210

Description	Dual 5V Synchronous Buck DC-DC PWM Controller for DDR Memory VDDQ and VTT Termination

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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2 / 17 page

RT9210

Preliminary

DS9210-05 March 2007

2

www.richtek.com

Typical AppIication Circuit

VCC

OCSET/SD

V2_SD

VREF_IN

BOOT1

UGATE1

PVCC1

LGATE1

COMP1

BOOT2

PHASE2

LGATE2

PGND2

UGATE2

PGND1

GNDA

PGOOD

V

DDQ

PHASE1

1uH

V

TT

2.5V/3.3V/5V

VTT_SD

RESET

VREF

SENSE1

FB1

SENSE2

V

CC

5V

19

2

1

3

22

23

24

11

12

14

13

17

5

6

4

8

20

7

21

15

10

9

1uH

3.48k

1nF

100pF

5.6nF

15nF

0.1uF

100pF

1uF

0.1uF

6.34k

1k

1.25k

100

1N4148

150uF (x 4)

470uF

150uF (x 2)

1N4148

PHKD6N02LT

RT9210

10k

VREF_IN

VREF_OUT

V

CC

5V

V

IN (>VDDQ)

Q1

Q4

Q3

Q2

2.5V/3.3V/5V

V

IN

1.8V

0.9V

R1

R2

R3

R4

R6

C1

C2

C3

C4

C5

C6

C8

R5

C7

C9

C10

C11

C12 to C15

C16 to C17

Q5

D1

D2

L1

L2

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Manufacturer	Part #	Datasheet	Description
Renesas Technology Corp	ISL6531	897Kb / 18P	Dual 5V Synchronous Buck Pulse-Width Modulator (PWM) Controller for DDRAM Memory VDDQ and VTT Termination
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RT9210 Datasheet(PDF) 2 Page - Richtek Technology Corporation

RT9210 Datasheet(HTML) 2 Page - Richtek Technology Corporation

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