LA4742 查看數據表（PDF） - SANYO -> Panasonic

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LA4742

45 W Four-Channel (Bridge Circuit) Power Amplifier

SANYO -> Panasonic 

LA4742

Sample Application Circuit and Block Diagram

IN 1

11

0.22µF

+5V 10kΩ

25

CLIP DET

Clip Detect

Circuit

IN 2

12

0.22µF

ST BY

4

+5V

ST ON

R.F

10

47µF

IN 3

15

0.22µF

AUX IN

1

0.22µF

PRE GND

13

Stand by

Switch

Ripple

Filter

IN 4

14

0.22µF

ON TIME C 16

22µF

Muting &

ON Time Control

Circuit

VCC1/2 VCC3/4

6

20

2200µF

OUT 1+

9

0.022µF

–

Protective

Circuit

–

–

7

OUT 1–

PWR GND 1

8

OUT 2+

5

–

Aux

Circuit

3

OUT 2–

PWR GND 2

2

Mute

Circuit

Mute

22

3.3µF

10kΩ

OUT 3+

Low Level

–

17

Mute ON

Protective

Circuit

–

–

19

OUT 3–

PWR GND 3

18

OUT 4+

21

–

23

OUT 4–

PWR GND 4

24

Top view

A13765

No. 7043-3/9

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