參數(shù)資料
型號(hào): AA4002
廠商: BCD Semiconductor Manufacturing Limited
英文描述: STEREO 2W AUDIO POWER AMPLIFIER
中文描述: 2W的立體聲音頻功率放大器
文件頁數(shù): 8/22頁
文件大小: 439K
代理商: AA4002
STEREO 2W AUDIO POWER AMPLIFIER
AA4002
Data Sheet
8
Sep. 2006 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
Parameter
Symbol Conditions
Min
Typ
Max
Unit
BTL Mode Section (Continued)
Signal to Noise Ratio
SNR
P
OUT
=1.1W, R
L
=8
, A-Wtd Filter
C
B
=1.0
μ
F, f=1kHz
93
dB
Channel Separation
70
dB
Electrical Characteristics (Continued)
(V
DD
=5V, T
A
=25
o
C, unless otherwise specified.)
Typical Performance Characteristics
Figure 5. THD+N vs. Output Power
Figure 6. THD+N vs. Output Power
Figure 7. PSRR vs. Frequency
100m
1
0.1
1
10
1KHz
20KHz
20Hz
V
=5V
BTL Mode
R
=3.9
LPF=80KHz
T
Output Power (W)
10
100
0.01
0.1
1
10
V
=5V
SE Mode
R
=33
LPF=80KHz
1KHz (C
OUT
=220
μ
F)
20KHz (C
OUT
=220
μ
F)
20Hz (C
OUT
=1000
μ
F)
T
Output Power (mW)
100
1k
10k
-100
-80
-60
-40
-20
0
20K
20
V
=5V
SE Mode
C
B
=1.0
μ
F
V
RIPPLE
=200mV
RMS
P
Frequency (Hz)
10m
100m
1
0.1
1
10
1KHz
20KHz
20Hz
V
=5V
BTL Mode
R
=8.2
LPF=80KHz
T
Output Power (W)
Figure
4
. THD+N vs. Output Power
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