APA4835 Ver la hoja de datos (PDF) - Anpec Electronics
Número de pieza
componentes Descripción
Fabricante
APA4835
Anpec Electronics
APA4835 Datasheet PDF : 22 Pages
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APA4835
Typical Application Circuit
VDD
R_var
VDD
1 µF
DC Vol Control
r*=R_var/50
VDD
100KΩ
HP Sense
Internal gain select
3
7
100KΩ
To Control Pin on
21
Headphone Jack
Mute 5
Mode 4
13
Left Dock
20KΩ
20KΩ
200KΩ
Beep In
Left In
12
+
0.33µ F
11
R ig h t
A u d io
Input
200KΩ
20KΩ
Right In
10
+
0.33µ F
20KΩ
9
Right Dock
Mode
Control
Beep
Detect
B ia s
Volum e
Control
32 steps
VDD
6,16,27
1,8,14,20,23
GND Bypass
22
0.1µ F 0.1µ F 0.1µ F
2.2µ F
Power
M a nagem ent
Click and Pop
S up p re s s io n
Circuitry
2
20KΩ
19
20KΩ
18
10KΩ
10KΩ
20KΩ
0.068µ F
10KΩ
24
20KΩ
20KΩ
- Left Out
17
+
220µ F
1KΩ
Control Pin
Pin Ring
15 + Left Out
To HP sense
Circuit
28
+ Right O ut
S le e v e
Tip
20KΩ
20KΩ
26
10KΩ
- Right O ut
+
220µ F
Headphone Jack
1KΩ
20KΩ
0.068µ F
25
S h u td o w n
20KΩ
20KΩ
* Add a resistor to avoid volume control gain error at power on status. For the R_var with 10KΩ variable resistor, the recommended
value of r is in range of 100~200Ω.
Copyright ANPEC Electronics Corp.
6
Rev. A.7 - Mar., 2003
www.anpec.com.tw
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