AA8227 データシートの表示（PDF） - BCD Semiconductor
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AA8227 Datasheet PDF : 12 Pages
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DUAL AUDIO POWER AMPLIFIER
Typical Performance Characteristics (Continued)
Preliminary Datasheet
AA8227
80
V =V =9V
CC1 CC2
R =4Ω
L
R =120Ω
NF
60 T =25oC
A
40
20
0
10
100
1000
10000
100000
Frequency f (Hz)
0
-20
-40
V =V =9V
CC1 CC2
R =4Ω
L
Rg=600Ω
-60 R =120Ω
NF
V =0.775Vrms
OUT
T =25oC
A
-80
10
100
1k
10k
Frequency f (Hz)
Figure 8. Voltage Gain vs. Frequency
Figure 9. Channel Separation vs. Frequency
0
V =V =9V
CC1 CC2
f=1kHz
R =4Ω
L
-20 R =120Ω
NF
V =0.775Vrms (0dBm)
OUT
T =25oC
A
-40
-60
-80
10
100
1000
10000
Signal Source Resistance Rg (Ω)
100000
6 f=1kHz
THD=10%
T =25oC
5
A
4
3
R =4Ω
L
R =6Ω
L
R =8Ω
L
2
1
0
4
6
8
10
12
14
16
Supply Voltage V , V (V)
CC1 CC2
Figure 10. Channel Separation vs.
Signal Source Resistance
Figure 11. Output Power vs. Supply Voltage
Aug. 2006 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
7
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