TPS40322_16 datasheet(13/47 Pages) TI1

Part #	TPS40322

Description	Dual Output or Two-Phase Synchronous Buck Controller

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Manufacturer	TI1 [Texas Instruments]

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UDG-10216

22

21

30

28

13

14

8

7

CS2+

PG2

FB2

COMP2

LDRV1

PGND1

ILIM1

CS1+

27

4

5

2

1

32

10

SYNC

PHSET

EN2/SS2/GSNS

PG1

FB1

COMP1

RT

6

AGND

3

EN1/SS1

12

CS2-

29

CS1-

31

24

25

23

UVLO

HDRV1

BOOT1

SW1

18

19

11

LDRV2

PGND2

ILIM2/VSNS

16

15

17

HDRV2

BOOT2

SW2

20 BP6

26

VDD

BP6

Linear

Regulator

Logic

+

OC

UV

OV

Detect

+

ISHARE

BP6

+

–

VREF

10 mA

+

–

VREF

10 mA

+

FB1

FB2

OV

UV

OC

Ramp

Generator

RAMP1

RAMP2

–

BP6

+

9

DIFFO

R

VSNS

GSNS

BP6

S

BG

VREF

VDD

RAMP1

RAMP2

PWM2

PWM1

TPS40322

www.ti.com

SLUSAF8E – JULY 2011 – REVISED JANUARY 2016

7.2 Functional Block Diagram

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TPS40322 Datasheet(PDF) 13 Page - Texas Instruments

TPS40322 Datasheet(HTML) 13 Page - Texas Instruments

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