KA3012D 查看數據表（PDF） - Fairchild Semiconductor

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产品描述 (功能)

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KA3012D

4-Channel Motor Driver

Fairchild Semiconductor 

Internal Block Diagram

GND

28 27 26 25 24 23 22

21 20 19 18 17 16 15

GND

−+ +−

PVCC1

−+

10k

PVCC1/2

PVCC1/2

−

+

LEVEL-SHIFT

10k

−

+

TSD

PVCC2

+−

10k

−+ + −

GND

PVCC2/2

PVCC2/2

− 20k

+

−

+

LEVEL-SHIFT

LEVEL-SHIFT

−

+

PVCC1/2

−+ +−

+

−

10k

10k

−+

+−

SVCC

+

LEVEL-SHIFT

−

+

−

20k

PVCC2/2

PVCC2/2

10k

+−

MUTE

GND

−+ + −

1

2

3

4

5

6

7

8

9 10 11 12 13 14

GND

NOTE:

The drive channel outputs are determined pre OP-amp output.

KA3012D

4

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