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SCH05 Bar MAIN STW339
+3.3VD
R106
100
AMP_SCL2
R107
100
AMP_SDA2
R109
33
AMP_FAULT
R110
1K
AMP_RST
R113
33
AMP_DATA1
R114
33
AMP_LRCK
R115
33
AMP_BCK
R116
33
AMP_MCLK
STB_3V3
+3.3VD
FB3
500Ω/800mA
+3.3VD
U10
37
GND
C97
1000pF/50V/X7R
36
VDD_DIG
TP11
35
GND_DIG
TP12
34
SCL
33
SDA
32
INT_LINE
31
RESET
30
SDI
29
LRCKI
28
BICKI
27
XTI
26
GND_PLL
25
FILTER_PLL
+3.3VD
24
R118
2.2
VDD_PLL
AMP_MUTE
23
R121
0Ω/0402
PWRDN
22
GND_DIG
+3.3VD
21
VDD_DIG
20
R122
TWARN / OUT4A
OUT3B / FFX3B
2.2K
19
EAPD / OUT4B
OUT3A / FFX3A
STA339BW
5-26V
3.3V: 70mA
R123
0
PVDD: 2.5A
TP36
TP37
AMP_VCC
R127
5.6K
Q7
PNP_3CG3906M
D5
1N4148WS
+
CE6
47uF/6.3V
R132
47K
D6
1N4148WS
R134
10K
Q10
AMP_MUTE1
NPN_3DG3904M
AMP_15V
FB1
300/3A
FB2
300/3A
+
+
1
GND_SUB
2
SA
3
TEST_MODE
4
R108
VSS
C99
C98
C100
0.1uF/16V/X7R
5
0.1uF/50V/X5R
C101
330pF/50V/X7R
VCC_REG
6
L4
OUT2B
R112
R111
C103
7
22
GND2
0.1uF/50V/X5R
C107
10μH
8
VCC2
9
OUT2A
10
OUT1B
11
VCC1
R117
6.2
C112
12
C113
GND1
330pF/50V/X7R
0.1uF/50V/X5R
C122
0.1uF/50V/X5R
13
L5
OUT1A
R120
6.2
R119
14
C127
GND_REG
22
0.1uF/50V/X5R
10μH
C128
0.1uF/50V/X5R
15
C129
0.1uF/16V/X7R
VDD
16
AMP_15V
CONFIG
17
18
FR+
FR-
FL+
+3.3VD
FL-
R130
2K
AMP_MUTE
13
AMP_VCC
6.2
0.1uF/50V/X5R
6.2
0.1uF/50V/X5R
FL-
25W*2/30%/4Ω /BTL
FL+
R124
220K
R125
C136
220K
10uF/16V/X5R
R126
220K
R128
220K
R129
220K
Q8
Q9
PNP_3CG3906M
PNP_3CG3906M
R133
100
C141
R136
100K
0.1uF/16V/X7R
AMP_FAULT
Q11
NPN_3DG3904M
FR
FR-
FR+
FL
1
1
2
2
3
3
4
C108
2.7uF/50V
4
XP5
4PIN/2.5mm
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