1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

GVDD_C

VDD

NC

NC

PWM_D

RESET_CD

PWM_C

OC_ADJ

GND

AGND

VREG

M3

M2

M1

PWM_B

RESET_AB

PWM_A

NC

FAULT

NC

OTW

GVDD_B

DRV8412

DDWPackage

(TopView)

GVDD_D

BST_D

NC

PVDD_D

PVDD_D

OUT_D

GND_D

GND_C

OUT_C

PVDD_C

BST_C

BST_B

PVDD_B

OUT_B

GND_B

GND_A

OUT_A

PVDD_A

PVDD_A

NC

BST_A

GVDD_A

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

GVDD_B

VDD

NC

NC

PWM_D

RESET_CD

PWM_C

OC_ADJ

GND

AGND

VREG

M3

M2

M1

PWM_B

RESET_AB

PWM_A

NC

FAULT

NC

OTW

GVDD_C

DRV8422

DDVPackage

(TopView)

GVDD_A

BST_A

NC

PVDD_A

PVDD_A

OUT_A

GND_A

GND_B

OUT_B

PVDD_B

BST_B

BST_C

PVDD_C

OUT_C

GND_C

GND_D

OUT_D

PVDD_D

PVDD_D

NC

BST_D

GVDD_D

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

36

35

34

33

32

31

30

29

28

27

26

25

24

23

22

21

20

19

GVDD_B

FAULT

RESET_AB

RESET_CD

PWM_B

PWM_D

PWM_C

OTW

GND

PWM_A

AGND

OC_ADJ

VREG

VDD

GVDD_C

M3

M2

M1

GVDD_A

BST_A

PVDD_A

OUT_A

GND_A

GND_B

OUT_B

PVDD_B

BST_B

BST_C

PVDD_C

OUT_C

GND_C

GND_D

OUT_D

PVDD_D

BST_D

GVDD_D

DRV8432

DKDPackage

(TopView)

DRV8412

DRV8422

DRV8432

SLES242A – DECEMBER 2009 – REVISED DECEMBER 2009

www.ti.com

DEVICE INFORMATION

Pin Assignment

Here are the pinouts for the DRV8412/22/32:

•

DRV8412: 44-pin TSSOP power pad down DDW package. This package contains a thermal pad that is

located on the bottom side of the device for dissipating heat through PCB.

•

DRV8422: 44-pin TSSOP power pad up DDV package. This package contains a thermal pad that is located

on the top side of the device for dissipating heat through heatsink.

•

DRV8432: 36-pin PSOP3 DKD package. This package contains a thick heat slug that is located on the top

side of the device for dissipating heat through heatsink.

4

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Product Folder Link(s): DRV8412 DRV8422 DRV8432