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4
THD+N vs. Output Power
8
, 1kHz, VDD = 5V
(%)
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
(W)
Ap
THD+N vs. Output Power
4
, 1kHz, VDD = 5V
(%)
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
(W)
Ap
(%)
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
20
50
100 200
500
1k
2k
5k
10k
20k
(Hz)
Ap
THD+N vs. Frequency
8
, 500mW output, VDD = 5V
100%
80%
60%
40%
20%
0%
0
1
2
3
Efficiency VS Output Power
Power
Power Dissipation vs. Output Power
4 , 1kHz, VDD = 5V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
0.5
1
1.5
2
Output Power -W
Power Dissipation vs. Output Power
4
, 1kHz, VDD = 5V
Class AB = Blue line
PAM8202 = Magenta line
+0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
20
50
100
200
500
1k
2k
5k
10k 20k
(dBr)
FFT Noise Floor
(16k FFT)
(Hz)
Power Analog Microelectronics, Inc.
CONFIDENTIAL. DO NOT DISTRIBUTE OR REPRODUCE WITHOUT PERMISSION FROM P.A.M.
PAM8302
Tiny Package 2 Watt Class-D Audio Amplifiers With Enable
CONFIDENTIAL INFORMATION
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