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AN7124 Datasheet(PDF) 3 Page - Panasonic Semiconductor

Part No. AN7124
Description  Dual 3.1 W Audio Power Amplifier
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Maker  PANASONIC [Panasonic Semiconductor]
Homepage  http://www.panasonic.com/industrial/
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 3 page
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ICs for Audio Common Use
AN7124
3
s Application Circuit Example
s Characteristics Curve
PD  Ta
1. TC = Ta j-c = 2 °C/W)
2. 20.83 W (
θ
f = 4.0 °C/W)
With a 100 cm2
× 3 mm Al heat sink (black
colour coated) or a 200 cm2
× 2 mm Al
heat sink (not lacquered)
3. 15.63 W (
θ
f = 6.0 °C/W)
With a 100 cm2
× 2 mm Al heat sink(not
lacquered)
4. 3.0 W at Ta = 25 °C (θj-a = 42 °C/W)
Without heat sink
0
0
120
160
Ambient temperature T
a (°C)
40
80
10
20
30
40
50
60
70
20.8 W
15.6 W
3.0 W
(1)
(2)
(3)
(4)
62.5 W
VIN2VIN1
VCC = 9 V/12 V
22
µF 33 µF
100
µF
47
µF
47
µF
RL
3
RL
3
47 nF
1 000
µF
1 000
µF
1 000
µF
1
µF
1
µF
47 nF
3.9 k
8.2 k
2.2
2.2
0 V(Off)
5 V(On)
(Off)5 V
(On)0 V




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