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LA4743 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LA4743
45 W Four-Channel (Bridge Circuit) Power Amplifier
SANYO -> Panasonic
LA4743 Datasheet PDF : 9 Pages
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2
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4
5
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7
8
9
LA4743B
ICCO, V
N
— V
CC
300
5
R
L
= Open
Rg = 0
Ω
250
Vst = 5 V
4
200
I
CCO
3
150
V
N
2
100
I
CCO
1
50
V
N
0
0
0
5
10
15
20
25
Supply voltage, V
CC
— V
48
R
L
= 4
Ω
44
f = 1 kHz
P
O
— V
CC
40
Rg = 600
Ω
THD = 10 %
36
All channels driven
32
28
24
20
16
12
8
4
8
10
12
14
16
18
20
Supply voltage, V
CC
— V
THD — P
O
100
7
5
3
2
V
CC
= 14.4 V
R
L
= 4
Ω
f = 1 kHz
10
Rg = 600
Ω
7
All channels driven
5
3
2
1
7
5
3
2
0.1
7
5
3
2
0.01
0.1
2 3 571
2 3 5 7
10
2 3 5 7
100
Output power, P
O
— W
10
7
V
CC
= 14.4 V
5
R
L
= 4
Ω
3
Rg = 600
Ω
2
P
O
= 2 W
All channels driven
1
7
5
3
2
OUT2,
4
THD — f
0.1
7
OUT1,
3
5
3
2
0.01
10
2 3 5 7
100
2 3 5 7
1k
2 3 5 7
10k
2 3 5 7100k
Input frequency, f — Hz
100
7
5
3
V
CC
= 14.4 V
R
L
= 4
Ω
2
f = 1 kHz
10
Rg = 600
Ω
7
5
V
G
= 26 dB
All channels
3
2
driven
P
O
— V
IN
1.0
7
5
3
2
0.1
7
5
3
2
0.01
10
2 3 5 7
100
2 3 5 7
1k
2 3
Input level, V
IN
— mVrms
THD — P
O
100
7
5
3
2
V
CC
= 14.4 V
R
L
= 4
Ω
f = 100 Hz
10
Rg = 600
Ω
7
All channels driven
5
3
2
1
7
5
3
2
OUT2,
4
0.1
7
5
OUT1,
3
3
2
0.01
0.1
2 3 57
1
2 3 5 7
10
2 3
Output power, P
O
— W
THD — P
O
100
7
5
3
V
CC
= 14.4 V
R
L
= 4
Ω
2
f = 10 kHz
10
Rg = 600
Ω
7
All channels driven
5
3
2
1
7
5
3
2
0.1
7
5
3
2
0.01
0.1
2 3 57
1
2 3 5 7
10
2 3
Output power, P
O
— W
f — Response
4
5 7
10k
5 7
100
5 7
100
2
2.2
µ
F
0
–2
–4
–6
–8
–10
10
V
CC
= 14.4 V
R
L
= 4
Ω
Rg = 600
Ω
V
O
= 0 dBm at f = 1 kHz
All channels driven
2 3 5 7
100
2 3 5 7
1k
2 3 5 7
10k
2 3 5 7100k
Input frequency, f — Hz
No. 6630-7/9
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