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(yè)數(shù): 20/22頁(yè)
文件大?。?/td> 439K
代理商: AA4002
STEREO 2W AUDIO POWER AMPLIFIER
AA4002
Data Sheet
20
Sep. 2006 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
Typical Application
Figure 28. Typical Application of AA4002
Mode
Control
+
_
Beep
Detect
R
IR
20k
Power
Management
Click and Pop
Suppression
Circuitry
Volume
Control
31
Steps
10k
20k
20k
20k
20k
10k
10k
10k
DC Volume
Control
Gain Select
Mode
Mute
HP Sense
To Control Pin on
Headphone Jack
R
BS
20k
R
BS
20k
C
BS
0.068
μ
F
Right Out+
Left Out-
Right Out -
Left Out+
Shutdown
+
_
+
_
+
_
+
_
+
_
Bias
R
IL
20k
R
PU
100k
C
V
0.1
μ
F
0.1
μ
F
+
R
FL
20k
+
C
B
1
μ
F
R
L
1.5k
100k
C
OUTL
Left Dock
Audio In
Left
0.33
μ
F
R
BEEP
200k
+
Beep
In
Audio In
Right
R
FR
20k
C
S1
10
μ
F
C
S
0.1
μ
F
C
S
0.1
μ
F
2
24
25
22
1, 8, 14, 20, 23
6, 16, 27
GND
9
C
IR
0.33
μ
F
10
11
12
13
C
IL
4
5
21
3
7
19
Left Gain 1
18
17
15
26
Left Gain 2
R
I
20k
Right Gain 1
Right Gain 2
To
HP
Sense
Circuit
CONTROL PIN
PIN RING
SLEEVE
HEADPHONE
JACK
TIP
Bias
+
+
R
S
+
C
OUTR
1
F
V
DD
Left In
Bypass
C
BS
0.068
μ
F
C
OUT
220
μ
F
DC Vol
V
DD
V
DD
V
DD
Right Dock
Right In
28
C
OUT
220
μ
F
R
L
1.5k
BEEP In
Left Dock
Right Dock
R
BEEP
200k
R
I
20k
R
F
20k
R
F
20k
R
W
10k
+
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