Data Sheet
2W STEREO AUDIO POWER AMPLIFIER WITH SHUTDOWN
AA4003
Typical Application
R
F
20kΩ
CS
10μF
+
VDD
4,13
C
I
R
COUT
220μF
+
1uF
+
RPD
I
6
8
LIN-
_
+
1.5kΩ
Left IN
VDD
20kΩ
LIN+
5
3
OUTL-
OUTL+
20kΩ
16
20kΩ
HP-SENSE
AMP1L
100kΩ 100kΩ
_
+
To HP-Sense circuit
AMP2L
10
BYPASS
C
I
COUT
220μF
+
1μF
+
R
I
RIN-
11
9
_
+
SLEEVE
Right IN
20kΩ
RIN+
HEADPHONE
JACK
OUTR-
12
RPD
Cb
1.0μF
20kΩ
+
20kΩ
1.5kΩ
AMP1R
_
OUTR+ 14
+
1
SHUTDOWN
AMP2R
2,7,15
R
F
20kΩ
Figure 23. Typical Application Circuit of AA4003 (M Package)
Oct. 2007 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
15