APA2020
Typical Characteristics (Cont.)
3
2.5
2
1
THD +N = 1%
THD +N = 1%
BTL
0.8
0.6
0.4
0.2
0
SE
Each Channel
Each Channel
RL= 4Ω
VDD= 5V
1.5
1
RL= 8 Ω
VDD= 3.3V
RL= 32 Ω
0.5
0
2.5
3
3.5
4
4.5
5
5.5
6
0
4
8
12
16
20
24
28
32
RL= 32Ω
RL - Load Resistance- Ω
VDD - Supply Voltage - V
Figure 48
Figure 49
1
0.8
0.6
0.4
0.2
0
1.8
1.6
1.4
1.2
1
RL=3 Ω
THD +N = 1%
SE
Each Channel
RL=3Ω
RL=4 Ω
RL= 8Ω
0.8
0.6
0.4
0.2
0
VDD= 5V
VDD= 5V
BTL
VDD=3.5V
12
Each Channel
2.5
0
4
8
16
20
24
28
32
0
0.5
1
1.5
2
PO - Output Power - W
Figure 51
RL - Load Resistance- Ω
Figure 50
Copyright ANPEC Electronics Corp.
Rev. A.8 - Nov., 2002
19
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ANPEC [ ANPEC ELECTRONICS COROPRATION ]
