FAN7031 Datasheet, PDF (8/20 Pages) Fairchild Semiconductor – 2W Stereo Power Amplifier with Four Selectable Gain Setting and Headphone Drive

FAN7031
Performance Characteristics(Continued)
10
5 _VDD=2.7V
Output power = 250mW
2 _RL=4ohm
1
0.5
0.2
0.1
0.05
0.02
0.01
0.005
0.002
0.001
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 13. THD+N vs. Frequency
10k 20k
10
5 ^{Single-ended mode}
VDD=5V
Output power = 50mW
2 _RL=32ohm
1
0.5
0.2
0.1
0.05
0.02
0.01
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 14. THD+N vs. Frequency
10k 20k
+0
-10 VDD=5V
Output power = 1W
-20 _RL=4ohm
-30
-40
-50
-60
-70
-80
Left-to-Right
-90
Right-to-Left
-100
-110
-120
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 15. Crosstalk vs. Frequency
10k 20k
+0
-10 VDD=5V
Output power = 1W
-20 _RL=8ohm
-30
-40
-50
-60
-70
-80
-90
Right-to-Left
-100
Left-to-Right
-110
-120
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 16. Crosstalk vs. Frequency
10k 20k
+0
-10 Single-ended mode
VDD=5V
-20 _{Output power = 50mW}
-30 RL=32ohm
-40
-50
-60
-70
-80
Right-to-Left
-90
-100
Left-to-Right
-110
-120
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 17. Crosstalk vs. Frequency
10k 20k
+0
-10 VDD=5V+/-5%
RL=4ohm
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
20
50
100
200
500
1k
2k
5k
Frequency [Hz]
Figure 18. PSRR vs. Frequency
10k 20k
8