BA6780 Просмотр технического описания (PDF) - ROHM Semiconductor

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BA6780

2-channel driver for CD changers

ROHM Semiconductor 

Optical disc ICs

BA6780FP-Y

VEE

25

24

23

22

21

20

VIN

1/2

GOVERNOR DRIVER

FWD/REV CONTROLLER

THERMAL

SHUT DOWN

VEE

REVERSIBLE DRIVER

FWD/REV CONTROLLER

VIN

IOUT

1

2

3

4

5

6

VEE

µ-COM

BA6780 / BA6780FP-Y

RF-500TB

M

VEE

VEE

Rdet=0.6Ω

19

18

17

16

15

14

VEE

VEE

10k

10k

DRIVE BUFFER

10k

10k

10k

10k

10k 3.2k

10k

Vref

Vref

10k 10k

Vref

10k

Vref

Vref

VCC

VEE

40k 40k

20k

VEE

Vref

7

17.1k

VEE

VCC

Vconst

8

9

10

VEE

Rreset

VEE

DRIVE BUFFER

11

12

13

M

VDD

VDD

GND

Fig.4

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