APA2012 Datasheet, PDF (5/19 Pages) Anpec Electronics Coropration – 3W Mono Class-D Audio Power Amplifier

APA2012
Typical Operating Characteristics
THD+N vs. Output Power
10
VDD=3.6V
1
V_DD=5.5V
THD+N vs. Output Power
10
VDD=3.6V
1
VDD=5.5V
0.1
0.01
0
V_DD=2.4V
VDD=5V
fin=1kHz
Cin=0.1uF
Rin=150kΩ
R_L=4Ω
1
2
3
4
Output Power (W)
THD+N vs. Frequency
1
Po=1.7W
0.1
Po=0.8W
Po=0.17W
0.01
VDD=5V
Cin=0.1uF
Rin=150kΩ
RL=4Ω
0.001
20
100
1k
Frequency (Hz)
10k 20k
Frequence Response
+10
+8
+300
+200
+6
+4
VDD=5V
Cin=0.1uF
+2 _{Rin=150kΩ}
R_L=4Ω
Po=2.1W
+0
20 100
1k
Frequency (Hz)
+100
+0
-100
-200
-300
-400
10k 50k
Copyright © ANPEC Electronics Corp.
5
Rev. A.3 - Oct., 2013
0.1
0.01
0
VDD=2.4V
VDD=5V
fin=1kHz
Cin=0.1uF
Rin=150kΩ
RL=8Ω
0.4 0.8 1.2 1.6 2 2.4
Output Power (W)
THD+N vs. Frequency
1
Po=0.9W
0.1
Po=0.45W
Po=0.09W
0.01
VDD=5V
Cin=0.1uF
Rin=150kΩ
RL=8Ω
0.001
20
100
1k
Frequency (Hz)
10k 20k
Output Noise Voltage vs.
Frequency
85µ
75µ
Cin=0.1uF
Rin=150kΩ
RL=4Ω
65µ _{Input Short to GND}
A-weighting
VDD=2.4V
VDD=3.6V
55µ
50µ
45µ
20
VDD=5V
VDD=5.5V
100
1k
Frequency (Hz)
10k 20k
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