FAN7031 Fairchild Semiconductor, FAN7031 Datasheet - Page 9

• Manufacturer Part Number: FAN7031
• Description: 2W Stereo Power Amplifier with Four Selectable Gain Setting and Headphone Drive
• Manufacturer: Fairchild Semiconductor

Performance Characteristics
-100
-100
-110
-110
-120
-120
-100
-100
-100
-100
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
+0
+0
+0
+0
+0
+0
20
20
20
20
20
20
Single-ended mode
Single-ended mode
VDD=2.7V+/-5%
VDD=2.7V+/-5%
RL=32ohm
RL=32ohm
Cbyp=0.47uF
Cbyp=0.47uF
VDD=3.3V+/-5%
VDD=3.3V+/-5%
RL=4ohm
RL=4ohm
Single-ended mode
Single-ended mode
VDD=5V+/-5%
VDD=5V+/-5%
RL=32ohm
RL=32ohm
Cbyp=0.47uF
Cbyp=0.47uF
Figure 23. PSRR vs. Frequency
Figure 21. PSRR vs. Frequency
50
50
Figure 19. PSRR vs. Frequency
50
50
50
50
100
100
100
100
100
100
200
200
200
200
200
200
500
500
500
500
500
500
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
1k
1k
1k
1k
1k
1k
2k
2k
2k
2k
2k
2k
(Continued)
5k
5k
5k
5k
5k
5k
10k
10k
10k
10k
10k
10k
20k
20k
20k
20k
20k
20k
-100
-100
-110
-110
-120
-120
-100
-100
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-100
-100
-100
+0
+0
+0
+0
-10
-10
-10
-20
-20
-20
-30
-30
-30
-40
-40
-40
-50
-50
-50
-60
-60
-60
-70
-70
-70
-80
-80
-80
-90
-90
-90
+0
+0
+0
20
20
20
20
20
20
20
VDD=2.7V+/-5%
VDD=2.7V+/-5%
RL=4ohm
RL=4ohm
Single-ended mode
Single-ended mode
VDD=3.3V+/-5%
VDD=3.3V+/-5%
RL=32ohm
RL=32ohm
Cbyp=0.47uF
Cbyp=0.47uF
4.7 µ F
4.7 µ F
Single-ended mode
Single-ended mode
VDD=5V+/-5%
VDD=5V+/-5%
RL=32ohm
RL=32ohm
Figure 24. PSRR vs. Bybass Capacitor
50
50
50
50
Figure 20. PSRR vs. Frequency
Figure 22. PSRR vs. Frequency
50
50
50
10µ F
10µ F
100
100
100
100
100
100
100
200
200
200
200
200
200
200
500
500
500
500
0.1 µ F
0.1 µ F
500
500
500
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
Frequency [Hz]
1k
1k
1k
1k
1k
1k
1k
0.47 µ F
0.47 µ F
2k
2k
2k
2k
2k
2k
2k
1µ F
1µ F
5k
5k
5k
5k
5k
5k
5k
FAN7031
10k
10k
10k
10k
10k
10k
10k
20k
20k
20k
20k
20k
20k
20k
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