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11) Audio Amplifier
AUD_AMP_MUTE
7
AUD_AMP_MUTE
R636
NC
C639
R638
AMP_LIN
10
AMP_LIN
1uF 25V
7.5K 1/10W
R640
10K 1/10W
R651
NC
C663
R652
AMP_RIN
10
AMP_RIN
1uF 25V
7.5K 1/10W
R658
10K 1/10W
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D3V3
D3V3
R624
R625
NC
NC/10K OHM 1/10W
R626
A_MUTE
7
AUD_SHDN
10K 1/10W
R627
Q604
NC
NC
D3V3
R631
10K 1/10W
PD_MUTE
R632
10K 1/10W
Q605
MMBT3904
R635
100K 1/10W
SVR
R664
R665
1M 1/10W
1M 1/10W
C640
0.22uF 25V
INPA
C642
0.22uF 25V
INNA
C651
C653
C650
1N50V
1N50V
R649
C652
39K 1/10W
100N 50V
SVR
R666
R667
1M 1/10W
1M 1/10W
C662
0.22uF 25V
INPB
INNB
C664
0.22uF 25V
C667
C668
1N50V
1N50V
Gain select
GAIN0
GAIN1
GAIN (dB)
0
0
1
0
0
1
1
1
D3V3
+5VSB
R629
R628
NC/10K OHM 1/10W
10K 1/10W
D602
R630
NC/10K OHM 1/10W
LL4148
R633
C638
Q603
NC
C634
10K 1/10W
MMBT3904
R634
1UF16V
10K 1/10W
C641
100N 50V
D19V
D3V3
FB609
33 OHM
R659
C636
NC
100N 50V
U602
R668
22 OHM 1/10W
19
18
VDDPW
PGND
20
17
STBY
OUTPA
A_MUTE
21
16
MUTE
OUTPA
22
15
INPA
PGNDA
23
14
INNA
PGNDA
24
13
ROSC
PVCCA
R647
NC
25
12
SY NCLK
PVCCA
100N 50V
26
11
VDDS
OUTNA
27
10
SGND
OUTNA
R650
100K 1/10W
28
9
DIAG
OUTNB
SVR
29
8
SVR
OUTNB
GAIN0
30
7
GAIN0
PVCCB
GAIN1
31
6
GAIN1
PVCCB
32
5
INPB
PGNDB
33
4
INNB
PGNDB
34
3
VREF
OUTPB
35
2
SVCC
OUTPB
36
1
VSS
SUB_GND
+
C658
+
C659
C665
TDA7491P13TR
10UF/50V
10UF/50V
100N 50V
D3V3
R653
R654
20
NC/47K
1/10W
26
NC/47K
1/10W
GAIN0
32
GAIN1
36
R655
R656
0R05 1/10W
0R05 1/10W
47
AMPP
D604
1
2
RB160M-60TE25
+
+5VSB
AMPP
VCC5D
PD_MUTE
PD_MUTE
10
R641
R642
R643
NC
NC
680R 1/10W 1%
R646
C654
1K 1/10W
100N 50V
AMPP
L601
33uH
FB610
1
2
NC/300 OHM
C637
+
R637
NC/330UF 35V
22 OHM 1/4W
C644
C643
0.47UF 50V
330P 50V
C647
L602
33uH
100N 50V
FB611
1
2
NC/300 OHM
L603
33uH
C656
FB612
1
2
NC/300 OHM
100N 50V
R648
22 OHM 1/4W
C660
0.47UF 50V
C655
330P 50V
L604
33uH
FB613
1
2
NC/300 OHM
L601, L602, L603, L604
73G M58901
T
POP NOISE
C649
47uF/35V
R639
10K 1/10W
R644
D605
PD_MUTE
51K 1/10W
LL4148
R645
U603
AS431AN-E1
30K 1/10W 5%
LOUT+
C645
100N 50V
LOUT-
CN606
C648
L+
L
4
L-
100N 50V
3
2
1
R+
R
R-
ROUT-
CONN
C657
4Pin R/A 2.0mm
100N 50V
33G3802 4B YH
ROUT+
C661
100N 50V
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