LA6502 データシートの表示（PDF） - SANYO -> Panasonic

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LA6502

5ch driver for CD and DVD Spindle driver : 3-phase linear sensor-less drive BTL 4ch

SANYO -> Panasonic 

Pin Function

Pin No. Pin name

22

VCC1

4

VCC2

28

SGND

12

MGND

13

46

MUTE3

LA6502

Function

Power pin to provide the voltage of all

other than BTL-AMP1 and 2 output

transistors.

Power pin of the BTL-AMP1 and 2

outputs.

GND for all other than output.

Output GND other than spindle

MUTE function control pin.

Pin voltage

4.5 to 13.8

4.5 to 13.8

0V to 4V

MUTE : H ⇒ Motor drive

46

MUTE : L ⇒ drive OFF

47

47

MUTE2

48

”H” is for 2.8V or more.

”L” is for 0.5V or less.

48

MUTE1

MUTE1 : SP

MUTE2 : BTL1, 2, 3

MUTE3 : BTL4

1

AMP2IN+

OP-AMP non-inverted input pin.

0V to 5V

1

2

AMP2IN-

OP-AMP inverted input pin.

2

Equivalent circuit

VCC1

5V

300Ω

5V

300Ω

3

AMP2OUT OP-AMP output pin.

8

OUT2F

BTL-AMP Forward output pin

7

OUT2R

BTAL-AMP Reverse output pin

44

AMP1IN+

OP-AMP non-inverted input pin.

43

AMP1IN-

OP-AMP inverted input pin.

5V

3

0V to 5V

44

43

VCC1

VCC2

40kΩ 5kΩ

7

8

300Ω

300Ω

Continued on next page.

No.7816-7/11

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