Data Sheet

6
Typical Operating Characteristics(continued)
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11. FFT of Noise Output
- 150
+0
- 140
- 130
- 120
- 110
- 100
-90
-80
-70
-60
-50
-40
-30
-20
-10
d
B
V
20 20k50 100 200 500 1k 2k 5k 10k
Hz
V =5V, Gain = 18.5dB
DD
12.Channel Separation
V =5V, R =4 , P =1.0W,Gain = 18.5dB
DD L O
Ω
-110
-40
-100
-90
-80
-70
-60
-50
d
B
20 20k50 100 200 50 0 1k 2k 5k 10k
Hz
RtoL
LtoR
9. Frequency response
V =5V, Gain =18.5dB
DD
10. Power Supply Ripple Rejection VS Frequency
-70
+20
-60
-50
-40
-30
-20
-10
+0
+10
d
B
10 20k20 50 100 200 5001k 2k 5k10k
Hz
V =5V with 200mVpp Ripple
DD
+15
+35
+20
+25
+30
d
B
r
2020k501002005001k2k5k10k
Hz
Hz
7. THD+N vs. Frequency
Po=0.1W,R =8 Gain=18.5dB
L
Ω,
Po=0.8W,R =4 Gain=18.5dB
L
Ω,
0. 01
100
0. 02
0. 05
0. 1
0. 2
0. 5
1
2
5
10
20
50
%
20 20k50 100 200 500 1 k 2k 5 k 10k
Hz
V=5V
DD
V =3.3V
DD
8. THD+N vs. Frequency
0. 01
100
0. 02
0. 05
0. 1
0. 2
0. 5
1
2
5
10
20
50
%
20 20k50 100 200 500 1k 2k 5k 10k
Hz
V=5V
DD
V =3.3V
DD
PAM8403
Filterless 3W Class-D Stereo Audio Amplifier
03/2007
,Power Analog Microelectronics Inc