APA2020A Anpec Electronics Coropration, APA2020A Datasheet - Page 13

• Manufacturer Part Number: APA2020A
• Description: Stereo 2-W Audio Power Amplifier
• Manufacturer: Anpec Electronics Coropration

APA2020A
Typical Characteristics (Cont.)
Copyright  ANPEC Electronics Corp.
Rev. A.5 - July., 2002
%
0.006
%
0.05
0.02
0.005
0.002
0.001
0.5
0.2
0.1
0.05
0.02
0.01
10
0.5
0.2
0.1
5
2
1
10
5
1
2
20
10m
V
P
R
SE
V
R
SE
DD
O
L
=32Ω Ω Ω Ω Ω
=0.075W
DD
L
50 100 200 500 1k 2k
=5V
=32Ω Ω Ω Ω Ω
20m
=5V
f=20KHz
f=1KHz
f=20Hz
f - Frequency- Hz
Po - Output Power
50m 100m 200m
Figure 24
A
A
A
Figure 26
V
V
V
=1
W
=10
=5
Hz
5k
500m
20k
1
13
%
%
0.05
0.02
0.01
0.005
0.002
0.001
0.5
0.2
0.1
0.05
0.02
0.01
10
0.5
0.2
0.1
5
2
1
10
5
2
1
20
SE
20
V
P
R
DD
O
L
V
R
SE
=4Ω Ω Ω Ω Ω
P
=0.2W
=3.3V
O
DD
50 100 200 500 1k 2k
L
=25W
=32Ω Ω Ω Ω Ω
=5V
50 100 200 500 1k 2k
f - Frequency- Hz
f - Frequency- Hz
A
A
A
V
V
V
P
=10
=5
=1
Figure 27
O
Figure 25
=50W
Hz
Hz
www.anpec.com.tw
P
O
=75W
5k
5k
20k
20k