
Block Diagram
LA6560
FWD 1
REV 2
VCC2 3
VLO- 4
VLO+ 5
VO4+ 6
Thermal shutdown
Signal system GND
36 S-GND
(LOAD output voltage setting)
35 VCONT
BTL-AMP Output
ON/OFF MUTE
34 MUTE
22kΩ
11kΩ
33 VIN4
32 VIN4-
31 VIN4+
VO4- 7
30 VREF-IN
VO3+ 8
VIN1/VREF-SW
29 VIN1(VREF)-SW
VO3- 9
Power system GND
FR FR
28 VREF-OUT(CH1)
Power system GND
FR FR
5VREG (Extemal PNP)
VO2+ 10
27 REG-OUT
VO2- 11
VO1+ 12
VO1- 13
22kΩ
11kΩ
26 REG-IN
25 VIN3+
24 VIN3-
VCC1 14
VIN1 15
VIN1-A 16
VIN1+A 17
VIN1-B 18
22kΩ
11kΩ
22kΩ
11kΩ
AMP-A
AMP-B
[L] [H]
VIN1 (VREF)-SW
[L]:Internal VREF (2.5V fixed)
[H]:Internal VREF
VIN1 (VREF)-SW
[L]:AMP-A
[H]:AMP-B
23 VIN3
22 VIN2+
21 VIN2-
20 VIN2
19 VIN1+B
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