KA3016D データシートの表示（PDF） - Fairchild Semiconductor

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KA3016D

SPINDLE MOTOR DRIVER

Fairchild Semiconductor 

KA3016D

PIN CONFIGURATION

CD-ROM PRODUCTS

FIN(GND)

28 27 26 25 24 23 22

21 20 19 18 17 16 15

KA3016D

1

2

3

4

5

6

7

8

9 10 11 12 13 14

FIN(GND)

PIN DESCRIPTIONS

Pin No. Symbol

1

NC

2

A3

3

NC

4

A2

5

NC

6

NC

7

A1

8

GND

9

H1+

10

H1−

I/O

Description

− No connection

O Output (A3)

− No connection

O Output (A2)

− No connection

− No connection

O Output (A1)

− Ground

I Hall signal (H1+)

I Hall signal (H1−)

11

H2+

I Hall signal (H2+)

12

H2−

I Hall signal (H2−)

13

H3+

I Hall signal (H3+)

14

H3−

I Hall signal (H3−)

Pin No. Symbol

15

VH

16

NC

17

PC1

18

SB

19

FGS

20

DIR

21

ECR

22

EC

23

S/S

24

FG

25

VCC

26

NC

27

VM

28

CS1

I/O

Description

I Hall bias

− No connection

− Phase compensation capacitor

I Short brake

I Frequency generation selection

O Rotational direction output

I Output current control reference

I Output current control voltage

I Power save (Start/Stop switch)

O Frequency generation waveform

(3X or 1X hall frequency)

− Supply voltage (Signal)

− No connection

− Supply voltage (Motor)

− Output current detection

2

MIC-99D001

January 1999

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