apa4838 Anpec Electronics Corporation, apa4838 Datasheet - Page 7

• Manufacturer Part Number: apa4838
• Description: Stereo 2.8w Audio Power Amplifier With Dc Volume Control And Selectable Gain
• Manufacturer: Anpec Electronics Corporation

APA4838
Typical Application Circuit
Copyright
Rev. A.1 - Apr., 2003
Audio
Audio
Right
Input
Input
Left
0.1 F
Beep In
To Control Pin on
Headphone Jack
200K
200K
20K
0.1 F
20K
100K
ANPEC Electronics Corp.
0.1 F
V
V
Right Dock
DD
GND
DD
Right In
0.33 F
0.33 F
Left Dock
Left In
1,8,14,20,23
20K
100K
+
+
20K
Mode
Mute
6,16,27
Bypass
HP Sense
21
11
10
22
13
12
F
5
4
9
Detect
Beep
Control
Mode
Internal gain select
Management
R_var
Click and Pop
Suppression
Power
Circuitry
3
V
DD
+
+
-
-
Bias
Shutdown
31 steps
Volume
F
Control
2
7
V
DD
DC Vol Control
7
19
24
10K
10K
20K
20K
+
-
+
-
20K
20K
Bias
18
10K
10K
25
+
+
-
-
20K
20K
20K
20K
17
15
28
26
0.068 F
+ Left Out
- Left Out
20K
20K
+ Right Out
+
220 F
220 F
- Right Out
+
To HP sense
1K
Circuit
0.068 F
www.anpec.com.tw
1K
Control
Headphone Jack
Pin
Tip
Ring
Pin
Sleeve