FAN7024 Fairchild Semiconductor, FAN7024 Datasheet - Page 9

• Manufacturer Part Number: FAN7024
• Description: 675mW CMOS Mono Power Amplifier
• Manufacturer: Fairchild Semiconductor

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Performance Characteristics
-100
-100
-110
-110
-120
-120
-100
-100
-110
-110
-120
-120
500u
500u
100u
100u
-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
50u
50u
10u
10u
50n
50n
10n
10n
1m
1m
5u
5u
1u
1u
5n
5n
1n
1n
0
0
0
0
20
20
20
20
20
20
V
V
Vripple = 250mV
Vripple = 250mV
R
R
Vin = 0V (Input Open)
Vin = 0V (Input Open)
Figure 19. Power Supply Rejection Ratio
Figure 21. Power Supply Rejection Ratio
V
V
Vripple = 250mV
Vripple = 250mV
R
R
Vin = 0V (Input Open)
Vin = 0V (Input Open)
V
V
R
R
Av = 6dB
Av = 6dB
DD
DD
L
L
DD
DD
DD
DD
L
L
L
L
= 8Ω
= 8Ω
= 8Ω
= 8Ω
= 8Ω
= 8Ω
= 5V
= 5V
50
50
50
50
= 3.3V
= 3.3V
= 5V
= 5V
50
50
100 200
100 200
100 200
100 200
100
100
Figure 23. Noise Floor
200
200
500
500
500
500
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
1k
1k
1k
1k
500
500
C
C
B
B
2k
2k
2k
2k
C
C
= 1.0uF
= 1.0uF
B
B
1k
1k
= 1.0uF
= 1.0uF
V
V
O1
O1
+V
+V
5k
5k
5k
5k
2k
2k
O2
O2
10k
10k
10k
10k
(Continued)
20k
20k
20k
20k
5k
5k
10k
10k
50k 100k
50k 100k
50k 100k
50k 100k
20k
20k
-100
-100
-100
-100
-100
-100
-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
-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
3.5
3.5
3.0
3.0
2.5
2.5
2.0
2.0
1.5
1.5
1.0
1.0
0.5
0.5
0.0
0.0
0
0
0
0
0
0
20
20
Figure 24. Supply Current vs. Supply Voltage
20
20
0
0
Figure 20. Power Supply Rejection Ratio
Figure 22. Power Supply Rejection Ratio
V
V
Vripple = 250mV
Vripple = 250mV
R
R
Vin = 0V (Input Grounded)
Vin = 0V (Input Grounded)
Av = 6dB
Av = 6dB
V
V
Vripple = 250mV
Vripple = 250mV
R
R
Vin = 0V (Input Grounded)
Vin = 0V (Input Grounded)
Av = 6dB
Av = 6dB
Vin = 0V
Vin = 0V
Vin = 0V
Temp. = 25°C
Temp. = 25°C
Temp. = 25°C
DD
DD
L
L
DD
DD
L
L
= 8Ω
= 8Ω
= 8Ω
= 8Ω
= 5V
= 5V
50
50
= 3.3V
= 3.3V
50
50
100 200
100 200
100 200
100 200
1
1
C
C
500
500
500
500
Supply Voltage(V)
Supply Voltage(V)
2
2
B
B
= 1.0uF
= 1.0uF
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
C
C
B
B
1k
1k
1k
1k
= 1.0uF
= 1.0uF
2k
2k
2k
2k
3
3
5k
5k
5k
5k
10k
10k
10k
10k
4
4
20k
20k
20k
20k
FAN7024
50k 100k
50k 100k
50k 100k
50k 100k
5
5
9