LA6503 データシートの表示（PDF） - SANYO -> Panasonic

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LA6503

CD-ROM Drive Spindle Motor Driver + Sled Motor Driver + Sled Motion/Position Detector IC

SANYO -> Panasonic 

LA6503

Pin Functions

Pin No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

Symbol

SLED OUT+

SLED OUT–

P-GND

P-GND

SLED-IN

VCC (5 V)

VREF

UIN–

UIN+

VIN–

VIN+

WIN–

WIN+

VHB (3Vreg)

HB–

HB+

HA–

HA+

S-GND

P-GND

P-GND

MUTE

START/STOP

FC

VC

WOUT

VOUT

UOUT

RF

FG

VM (12 V)

POUT

ROUT

QOUT

Function

Sled motor noninverted output

Sled motor inverted output

Power system ground

Power system ground

Sled motor signal input (The gain is set with a resistor.)

Signal system power supply (5 V)

Reference voltage input

Three-phase spindle motor hall signal input pin (U phase –)

Three-phase spindle motor hall signal input pin (U phase +)

Three-phase spindle motor hall signal input pin (V phase –)

Three-phase spindle motor hall signal input pin (V phase +)

Three-phase spindle motor hall signal input pin (W phase –)

Three-phase spindle motor hall signal input pin (W phase +)

Hall bias output pin (3-V power supply output)

Sled motion distance detection hall element input (HB –)

Sled motion distance detection hall element input (HB +)

Sled motion distance detection hall element input (HA –)

Sled motion distance detection hall element input (HA +)

Signal system ground

Power system ground

Power system ground

Sled motor output muting (output on/off control)

Spindle motor output start/stop (output on/off control)

Phase compensation capacitor connection

Input for the spindle control signal from the ASP

Three-phase spindle motor output (W phase output)

Three-phase spindle motor output (V phase output)

Three-phase spindle motor output (U phase output)

Output current detection

FG signal output

Motor power supply (12 V)

Sled motion position detection pulse output P (96 pulses)

Sled motion position detection pulse output R (48 pulses)

Sled motion position detection pulse output Q (48 pulses)

Mounted on the specified

printed circuit board

Independent IC

Ambient temperature, Ta – ˚C

No. 5791-5/8

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