KA3021D 데이터 시트보기 (PDF) - Fairchild Semiconductor

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KA3021D

4-Channel Motor Driver

Fairchild Semiconductor 

KA3021D

Typical Application Circuits

SERVO

AMP FOCUS

TRACKING

SLED

FOCUS

ACTUATOR

IN4.1

IN3

1,4CH MUTE

1 DO1−

2 DO1+

3 IN1

GND 28

DO4− 27

DO4+ 26

TRACKING

ACTUATOR

4 IN1.1

IN4 25

5 OPIN+

IN4.1 24

6 OPIN−

REF 23

REF(typically 1.675V)

7 MUTE1,4

VCC1 22

5V

KA3021D

8 GND

9 OPTPUT

10 VCC2

12V

11 NC

TRAY MOTOR

12 DO2+

13 DO2−

14 GND

VCC3 21

12V

IN3 20

CTL 19

DO3+ 18

DO3− 17

SLED MOTOR

FWD 16

REV 15

CONTROL

(TRAY)

FORWARD

REVERSE

11

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