LA6557 データシートの表示（PDF） - SANYO -> Panasonic
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LA6557 Datasheet PDF : 8 Pages
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Block Diagram
LA6557H
VCC2 1
VO5– 2
VO5+ 3
VO4+ 4
VO4– 5
VO3+ 6
VO3– 7
Power supply
for channels
3, 4, and 5
CH5
CH4
CH3
Thermal
shutdown circuit
28 REV
27 FWD
The MUTE pin functions as follows:
High: output on
Low: output off
Mute
22 kΩ 11 kΩ
–
+
Signal system power supply
26 S-GND
25 MUTE
24 VIN4
23 VIN4G
22 VCC-S
–
FR
+
VO2+ 8
VO2– 9
VO1+ 10
VO1– 11
VCC1 12
VIN1 13
VIN1G 14
CH2
CH1
Power supply for
channels 1 and 2
11 kΩ 22 kΩ
–
+
FR
–
5 VREG
+
(with an external PNP transistor)
+
–
21 VREF-IN
20 REG-OUT
22 kΩ
–
+ 11 kΩ
22 kΩ
–
+ 11 kΩ
19 REG-IN
18 VIN3G
17 VIN3
16 VIN2G
15 VIN2
No. 6350-6/8
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