10.
Circuit Diagrams and PWB Layouts
10-7-2
Audio amplifier
19360_501_120822.eps
120906
Audio amplifier
HC02
HC02
2011-05-17
C
715G5482
Audio amplifier
R606
22K 1/16W 5%
C607
470nF 16V
R610
22K 1/16W 5%
FB601
1
2
FB602
1
2
GAIN0
R608
2.2K 1/10W
R609
2.2K 1/10W
+12V_AMP
+12V_AMP
C601
220N 25V
C604
100N16V
CN601
PHONE JACK
1
2
3
C605
100N16V
GAIN1
C611
100N16V
R622
NC/10K 1/10W 5%
R623
-5% 1/10W
GAIN0
GAIN1
R604
1K 1/16W 5%
MUTE
+12V_AMP
D602
NC/FB340M
1
2
+12V
R607
470OHM1/10W
D601
LL4148
C608
100N16V
R619
27K 1/
16W
5%
R601
100K 1/
16W
5%
(EMI)
(EMI)
(EMI)
R615
100R 1/16W 5%
SPK_OUT
+
C603
330UF 16V
+
C606
330UF 16V
C613
1uF 10V
C614
1uF 10V
C612
4.7UF
C616
1uF 25V C618
1uF 25V
C
619
470pF
50V
C
609
470pF
50V
Q601
PMBT3904
Q602
PMBT3904
R618
0R05 1/16W
R620
0R05 1/16W
R614
10R 1/16W 5%
C602
10UF
R602
22K 1/16W 5%
3V3_STBY
+12V_AMP
/SD
R617
100K 1/16W 5%
C610
470pF 50V
C6
2
0
470pF
50V
R605
0R05 1/16W
AUDIO_L
[2]
AUDIO_R
[2]
+12V_AMP
ZD601
RLZ10B
1
2
R611
10K 1/10W 5%
L601
33uH
U601
TPA3124D2PHPR
PVCCL
1
SD
2
PVCCL
3
LIN
5
RIN
6
MUTE
4
BY PASS
7
AGND
8
AGND
9
PVCCR
10
VCLAMP
11
PVCCR
12
PGNDL
24
PGNDL
23
LOUT
22
BSL
21
AVCC
20
AVCC
19
GAIN0
18
BSR
16
GAIN1
17
ROUT
15
PGNDR
14
PGNDR
13
TH1
25
R625
N
C
/0R
05 1/
16W
R624
0
R0
5
O
HM1
/1
6
W
R613
0R05 OHM