LA6565VR

No.A0816-4/9

Pin Functions

Pin No.

Pin Name

Description

1

FWD

LOADING output changeover pin (FWD), LOADING logic input

2

REV

LOADING output changeover pin (REV), LOADING logic input

3

VCC2

LOADING power-stage power supply for channel 3 and 4

4

NC

-

5

VLO-

Loading output (-)

6

VLO+

Loading output (+)

7

VO4+

Output pin (+) for channel 4

8

VO4-

Output pin (-) for channel 4

9

VO3+

Output pin (+) for channel 3

10

VO3-

Output pin (-) for channel 3

11

PGND2

Power system GND

12

PGND1

Power system GND

13

VO2+

Output pin (+) for channel 2

14

VO2-

Output pin (-) for channel 2

15

VO1-

Output pin (+) for channel 1

16

VO1+

Output pin (-) for channel 1

17

NC

-

18

VCCP1

Power-stage power supply for channel 1 and 2

19

VCCS

Signal system power supply

20

VIN1+

Input pin for channel 1, Input OP-AMP (+) input

21

VIN1-

Input pin for channel 1, Input OP-AMP (-) input

22

VIN1

Input pin for channel 1, Input OP-AMP output

23

NC

-

24

VIN2+

Input pin for channel 2, Input OP-AMP (+) input

25

VIN2-

Input pin for channel 2, Input OP-AMP (-) input

26

VIN2

Input pin for channel 2, Input OP-AMP output

27

NC

-

28

VIN3-

Input pin for channel 3, Input OP-AMP (-) input

29

VIN3

Input pin for channel 3, Input OP-AMP output

30

VO_OP

OP-AMP, output pin

31

VIN-OP

OP-AMP, (-) input pin

32

VIN+OP

OP-AMP, (+) input pin

33

REG_IN

Regulator, error AMP output pin. Base to external PNP transistor connected

34

NC

-

35

REG_OUT

Regulator, error AMP input pin (+)

36

VREF_OUT

VREF_AMP (voltage follower) output pin

37

VREF_IN

VREF input pin. Input the external reference voltage

38

VIN4

Input pin for channel 4, Input OP-AMP output

39

NC

-

40

VIN4-

Input pin for channel 4, Input OP-AMP (-) input

41

MUTE234

Output ON/OFF pin for channel 2, 3 and 4

42

MUTE1

Output ON/OFF pin for channel 1

43

VCONT

LOADING output (H voltage) setting pin

44

S_GND

Signal system GND