LA4725
40
f = 1kHz
Rg = 600Ω
35 RL = 4Ω
30
25
20
15
10
PO -- VCC
THD = 30%
THD = 10%
5
0
6 7 8 9 10 11 12 13 14 15 16 17 18
Supply voltage, VCC -- V
PO -- f
24
VCC = 13.2V
RL = 4Ω
Rg = 600Ω
20
100
7
5
3
2
VCC = 13.2V
RL = 4Ω
f = 1kHz
PO -- VIN
10
7
5
3
2
1.0
7
5
3
2
0.1
7
5
3
2
0.01
1.0
2
2 3 5 7 10 2 3 5 7 100 2 3
Input voltage, VIN -- mVrms
f Response
5 7 1k
0
16
THD = 10%
THD = 3%
12
THD = 1%
8
4
0
10 2 3 5 7100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7100k
Frequency, f -- Hz
10
7 VCC = 13.2V
5 RL = 4Ω
Rg = 600Ω
3 DIN AUDIO
THD -- PO
2
1.0
7
5
3
2
f = 1kHz
0.1
7
10kHz
5
100Hz
3
2
0.01
0.1
2 3 5 7 1.0 2 3 5 7 10 2 3
Output power, PO -- W
-20
VCC = 13.2V
RL = 4Ω
-30
Rg = 10kΩ
VO = 0dBm
Nonfilter
CHsep -- f
-40
5 7 100
CH1→2
-50
CH2→1
-60
-2
-4
-6
-8
-10
10 2 3 5 7100
10
7 VCC = 13.2V
5 RL = 4Ω
3
PO = 1W
Nonfilter
2
VCC = 13.2V
RL = 4Ω
Rg = 600Ω
VO = 0dBm (f = 1kHz)
2 3 5 7 1k 2 3 5 710k 2 3 5 7100k
Frequency, f -- Hz
THD -- f
1.0
7
5
3
2
0.1
7
5
3
2
0.01
10 2 3 5 7 100
120
Rg = 0
RL = 4Ω
110
2 3 5 7 1k 2 3 5 7 10k
Frequency, f -- Hz
VNO --VCC
2 3 5 7100k
100
90
80
-70
70
-80
10 2 3 5 7100 2 3 5 7 1k 2 3 5 710k 2 3 5 7100k
Frequency, f -- Hz
60
8
10
12
14
16
18
Supply voltage, VCC -- V
No.6631-6/8