AN8470NSA 查看數據表（PDF） - Panasonic Corporation

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AN8470NSA

Spindle motor driver IC for optical disk

Panasonic Corporation 

AN8470NSA

s Application Circuit Example

VDD = 5 V

ICs for Compact Disc/CD-ROM Player

0.1 µF

0.1 µF

0.1 µF

5V

Start 7 Start/stop

FG 24

Step-up voltage circuit

OSC

Thermal

protection

H1H 23

H1L 22

H2H 21

H2L 19

H3H 18

H3L 17

VH 8

Hall amp.

matrix

Hall

bias

Distributor

circuit

Amp.

Amp.

Output

circuit

PWMOUT

27

Spindle speed EC

VT

control signal

26

ECR

560 pF

FC 25 Oscillator

SSET

FF

SRESET

PNFOUT × 5

VCL

32 VM2

3 A1

1 A2

31 A3

2 RNF2

30 RNF1

RCS = 0.33 Ω

10 GND

8

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