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LA4450 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LA4450
Monolithic Linear IC For Bus and Track in Car Stereo 2-Channel Power Amplifier
SANYO -> Panasonic
LA4450 Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
LA4450
Application Circuit Example
+
C1 100
µ
F/35V
DC
10
VCC
7
+
26.4V
C10 1000
µ
F/35V
IN1
9
IN1
NF1
8
+
C2 100
µ
F
6.3V
Ripple filter,
impulse noise
prevention circuit
+
Current limiter circuit
CH1
−
75
Ω
30k
Ω
BS1
6+
47
µ
F/35V
C9
5
+1000
µ
F/35V
OUT1
C8
C7
0.15
µ
F
R3 2.2
Ω
4
RL=8
Ω
Pre-ground
11
Bias
circuit
Overvoltage
protection circuit
Thermal
shutdown
protection
circuit
Power ground
Power ground
3
IN2
Current limiter circuit
13
+
IN2
NF2
CH2
14
−
+
75
Ω
C3 100
µ
F
6.3V
30k
Ω
OUT2
2
+1000
µ
F/35V
C5
0.15
µ
F
C4
C6
1+
BS2
R2
47
µ
F
35V
2.2
Ω
RL=8
Ω
Standby switch
OFF
12
ST
10k
Ω
R1
ON
+
5V
C6, C7: 0.15
µ
F ......mylar capacitors
No.4090-4/7
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