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Número de pieza
componentes Descripción
AN7158N Ver la hoja de datos (PDF) - Panasonic Corporation
Número de pieza
componentes Descripción
Fabricante
AN7158N
Dual 7.5W Audio Power Amplifier Circuit
Panasonic Corporation
AN7158N Datasheet PDF : 4 Pages
1
2
3
4
ICs for Audio Common Use
AN7158N
P
O
, I
CQ
– V
CC
16
THD = 10%
14
140
12
120
P
O
10
R
L
= 3
Ω
100
4
Ω
8
2-ch.
Total
80
I
CQ
6
60
8
Ω
4
40
2
20
0
0
0
4
8
12 16
20
Supply Voltage V
CC
(V)
P
O
, THD – V
i
100
V
CC
= 13.2V
R
L
= 4
Ω
30 f = 1kHz
THD
: G
V
≈
54dB
10
: G
V
≈
46dB
(with 4, 9
3
Pin 82
Ω
)
THD
1
0.3
0.1
P
O
0.03
P
O
0.01
0.1 0.3 1 3
10 30 100
Input Voltage V
i
(mV)
P
O
, THD – V
i
100
V
CC
= 16V
R
L
= 8
Ω
30 f = 1kHz
: G
V
≈
54dB
10
: G
V
≈
46dB
(with 4, 9 Pin 82
Ω
)
3
1
P
O
0.3
THD
0.1
0.03
0.01
0.1
0.3 1
3 10 30 100
Input Voltage V
i
(mV)
3
2
1
0
–1
–2
–3
–4
–5
2.0
1.5
1.0
0.5
0
10
THD, G
V
– f
V
CC
= 13.2V
R
L
= 4
Ω
G
V
P
O
= 0.5W
: G
V
≈
54dB
: G
V
≈
46dB
(with 4, 9 Pin 82
Ω
)
THD
100
1k
10k
Frequency f (Hz)
100k
1
0
–1
–2
–3
–4
–5
2.0
1.5
1.0
0.5
0
10
G
V
, THD – f
G
V
V
CC
= 16V
R
L
= 8
Ω
P
O
= 0.5W
: G
V
≈
54dB
: G
V
≈
46dB
(with 4, 9
Pin 82
Ω
)
THD
100
1k
10k
Frequency f (Hz)
100k
P
D
– P
O
4.0
8.0
3.6
f = 1kHz
Ta = 25˚C
3.2
6.4
2.8
5.6
2.4
4.8
V
CC
= 13.2V
2.0
R
L
= 4
Ω
4.0
1.6
3.2
1.2
2.4
13.2V, 8
Ω
0.8
1.6
9V, 4
Ω
0.4
0.8
9V, 8
Ω
0
0
0
2
4
6
8
10
Output Power P
O
(W)
THD – P
O
100
V
CC
= 13.2V
50
R
L
= 4
Ω
f =100kHz
30
10
5
3
1
0.5
0.3
0.1
0.01 0.1
1
10
100
Output Power P
O
(W)
V
no
– R
g
2.0
1.8
V
CC
= 13.2V
R
L
= 4
Ω
1.6
: Commend Circuit
1.4
: G
V
≈
47dB (with82
Ω
to
Pin 4, 9)
1.2
82
Ω
100
µ
F or less
1.0
0.8
0.6
0.4
0.2
0
10
100
1k
10k
Source Resistance R
g
(
Ω
)
100k
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