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Компоненты Описание
APA4838R Просмотр технического описания (PDF) - Anpec Electronics
Номер в каталоге
Компоненты Описание
производитель
APA4838R
Stereo 2.8W Audio Power Amplifier with DC Volume Control and Selectable Gain
Anpec Electronics
APA4838R Datasheet PDF : 29 Pages
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APA4838
Typical Application Circuit
V
DD
R_var
V
DD
1 µ
F
DC Vol Control
V
DD
100K
Ω
HP Sense
Internal gain select
3
7
100K
Ω
To Control Pin on
21
Headphone Jack
Mute
5
Mode
4
13
Left Dock
Left
Audio
Input
20K
Ω
200K
Ω
Beep In
20K
Ω
Left In
12
+
0.33
µ
F
11
Right
Audio
Input
200K
Ω
20K
Ω
Right In
10
+
0.33
µ
F
20K
Ω
9
Right Dock
Mode
Control
Beep
Detect
Volume
Bias Control
31 steps
V
DD
6,16,27
1,8,14,20,23
GND Bypass
22
0.1
µ
F 0.1
µ
F 0.1
µ
F
2.2µ
F
Power
Management
Click and Pop
Suppression
Circuitry
2
20K
Ω
19
20K
Ω
18
10K
Ω
10K
Ω
20K
Ω
0.068
µ
F
10K
Ω
- Left Out
17
+
20K
Ω
Bias
20K
Ω
220
µ
F
1K
Ω
Control Pin
Pin Ring
15
+ Left Out
To HP sense
Circuit
28
+ Right Out
Sleeve
Tip
20K
Ω
20K
Ω
26
10K
Ω
- Right Out
Headphone Jack
+
220
µ
F
1K
Ω
20K
Ω
0.068
µ
F
24
25
Shutdown
20K
Ω
20K
Ω
Copyright
ANPEC Electronics Corp.
7
Rev. A.
1 -
Apr
.,
2003
www.anpec.com.tw
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