APA2181
Typical Operating Characteristics (Cont.)
THD+N vs. Output Voltage
THD+N vs. Frequency
10
1
1
fin=1kHz
RL=10kW
Cin=1mF
BW<80kHz
Stereo, in Phase
VDD=4.2V
RL=16W
Cin=1mF
BW<80kHz
0.1
VDD=2.8V
VDD=4.2V
Po=55mW
0.1
VDD=3.6V
Po=30mW
Po=10mW
1k
0.01
0.006
0.01
0
1
2
3
4
10
100
10k 20k
Output Voltage (Vrms
)
Frequency (Hz)
THD+N vs. Frequency
THD+N vs. Frequency
1
1
VDD=2.8V
RL=16W
Cin=1mF
BW<80kHz
VDD=3.6V
RL=16W
Cin=1mF
BW<80kHz
0.1
0.1
Po=40mW
Po=20mW
Po=10mW
Po=10mW
Po=20mW
1k
0.01
0.01
0.006
0.006
10
100
1k
10k20k
10
100
10k 20k
Frequency (Hz)
Frequency (Hz)
THD+N vs. Frequency
THD+N vs. Frequency
1
1
VDD=3.6V
RL=32W
Cin=1mF
BW<80kHz
VDD=4.2V
RL=32W
Cin=1mF
BW<80kHz
0.1
0.1
Po=60mW
Po=40mW
Po=30mW
Po=20mW
Po=10mW
Po=10mW
0.01
0.01
0.006
0.006
10
100
1k
10k20k
10
100
1k
10k20k
Frequency (Hz)
Frequency (Hz)
Copyright ã ANPEC Electronics Corp.
6
www.anpec.com.tw
Rev. A.2 - Apr., 2010
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
