Circuit Diagrams and PWB Layouts
10.
10-7-10
Audio AMPILIFER_STA381BW
19620_537_140121.eps
140121
Audio AMPILIFER_STA381BW
B10
B10
2013-10-21
3
715G6325
Audio AMPILIFER_STA381BW
TP056
TP057
TP058
TP059
TP060
TP061
1
2
HS601
HEAT SINK
TP062
TP063
TP065
TP066
TP067
TP068
TP069
TP070
L+
TP071
TP072
L-
R+
TP073
TP074
TP075
TP318
TP319
C6033
680NF 16V
(PVDD ON/OFF):
Normal: High
Stand_By: Low
+
C651
220UF 25V
1
7
6
2
3
4
5
CN602
PHONE JACK
DVDD3V3
TP076
1
2
ZD6002
V
P
OR
T
0
6
0
31
00
K
V0
5
D0603
HP_LOUT_AC
R638
10R 1/16W 1%
HP_LOUT_AC
1
2
ZD6001
V
P
OR
T
0
6
0
31
00
K
V0
5
D0603
R6028
NC 22K 1/16W
R6030
10K 1/16W 5%
R6029
NC 22K 1/16W
HPOUTL
HPOUTR
C602
0.1uF 25V
TP078
TP077
HP_DET#
HP_ROUT_AC
TP064
R639
10R 1/16W 1%
HP_ROUT_AC
C601
0.1uF 25V
TP304
AOLRCK
TP305
AOBCK
+
C652
220UF 25V
HP
R6020
10K 1/16W 5%
AVDD
TP306
AOSDATA0
TP307
AOMCLK
HP_MUTE(OPCTRL0-->GPIO1)
H: HP mute
L: HP output
R6021
10K 1/16W 5%
DVDD3V3
INT_LINE
HPOUTR
AMP_PWDN
AMP Mute
HP_AC_MUTE
I2S Input
HP_SC_MUTE(OPWM3-->GPIO7)
H: HP mute
L: HP sound output
SPK_MUTE(OPW M4-->GPIO5)
H:SPK reset
L:SPK non-reset
HP_MUTE
R6054
22R
ROUT+
C6051
330PF 50V
R6025
2.7 OHM 1/4W
C6018
1UF 10% 16V
C6037
1nF 50V
R603
33R 1/16W 5%
C6024
0.1uF 50V
Q6001
PMBS3904
C604
22P 50V
C6009
NC 1UF 10V
Q6003
PMBS3904
R6026
2.7 OHM 1/4W
R623
43K 1%
C646
47pF 50V
C6019
1UF 10% 16V
C6038
10N 50V
C6029
0.1uF 50V
R602
33R 1/16W 5%
C605
22P 50V
R6009
10K 1/16W 5%
R6010
10K 1/16W 5%
C6008
100NF 16V
C643
47pF 50V
L6001
22uH
C6017
1UF 10% 16V
R618
43K 1%
R6008
10K 1/16W 5%
R604
33R 1/16W 5%
R601
33R 1/16W 5%
C603
22P 50V
L6002
22uH
INT_LINE
C606
22P 50V
F3
X
_
FI
L
T
13
F3
X
L
14
LI
N
E
IN
R
17
LI
N
E
H
P
OU
T
_
L
18
LI
N
E
H
P
OU
T
_
R
19
GN
D
A
20
SOF
T
M
U
T
E
21
VD
D
3
V3
22
CP
V
S
S
23
CP
M
24
GNDPSUB
25
CPP
26
GNDDIG1
29
FFX3A
30
FFX3B
31
EAPD/FFX4A
32
TWARNEXT/FFX4B
33
VREGFILT
34
AGNDPLL
35
BI
C
K
I
37
LR
C
KI
38
SD
I
39
RE
S
E
T
40
PW
D
N
41
IN
TL
IN
E
42
SD
A
43
SA
45
TE
S
TM
O
D
E
46
G
NDDI
G
2
47
V
DDDI
G
2
48
VSS_REG
2
OUT2B
3
GND2
4
VCC2
5
OUT2A
6
OUT1B
7
VCC1
8
GND1
9
OUT1A
10
VDD_REG
11
GND_REG
12
VCC_REG
1
LI
N
E
IN
L
16
F3
X
R
15
MCLK
36
VDD3V3CHP
27
VDDIG1
28
SC
L
44
E-
Pa
d
49
U601
STA381BWTR
R6006
NC 0R05 1/16W
C6035
220NF 25V
C6002
10UF 6.3V X5R +-20%
C6044
220NF 25V
R620
30K OHM
C6003
10UF 6.3V X5R +-20%
C644
1uF 10V
C650
1UF 10% 16V
MCLK
C647
1uF 10V
R6
0
1
8
10
0R
R6005
10K 1/16W 5%
C6023
100NF 16V
C6030
330PF 50V
1
2
FB6003
R615
30K OHM
SC
LK
R6007
10K 1/16W 5%
R622
20K 1/16W 5%
C6028
1UF 50V
C6020
100NF 16V
R6
0
1
7
10
0R
LR
C
LK
C6034
220NF 25V
C6027
0.1uF 50V
R6019
22R
SD
AT
A
0
R617
20K 1/16W 5%
C645
330PF 50V
C6026
1UF 50V
C6043
220NF 25V
C6021
100NF 16V
AM
P
_
R
E
SET
Q6002
PMBS3904
C6036
1nF 50V
C6025
0.1uF 50V
C6016
100NF 16V
AM
P
_
P
W
D
N
C648
330PF 50V
DVDD3V3
+12V_Amp
AVDD_HP
PVDD
AVDD
DVDD3V3
DVDD3V3
AVDD
AVDD_HP
AVDD
AVDD
AVDD
PVDD
PVDD
INT_LINE
10
Audio DC 12V with load 8ohm for audio power
5W/3W/2.5W
C: 680nF / PN: 065G080568131J F
L: 22uH / PN: 373G253S147Y00
OSD
A0
OSC
L
0
R-
5/17
L6003
22uH
C6039
680NF 16V
L6004
22uH
ROUT-
C6053
220NF 25V
C6052
220NF 25V
C6054
220NF 25V
C6055
220NF 25V
R6052
2.7 OHM 1/4W
R6053
2.7 OHM 1/4W
+12V_Amp
Q710
BC847C
TP373
DVDD3V3
R126
100K 1/10W
TP374
C734
100nF 50V
+12V_Amp
TP372
R124
4.7K
TP371
C742
100nF 50V
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
Q711
AON4421
PVDD
R123
1K 1/10W
R125
150K 1/10W 5%
C6022
2.2uF 10V
I2S Interface
Audio Output Interface
GPIO & I2C Control
GPIO Control Mute
HP
Mute Control
C6057
1nF 50V
C6058
1nF 50V
TAS5721DCAR => STA381BW
LRCLK
SCLK
HP_Mute
10
AR0O
SDATA0
HP_Mute
AOLRCK
MCLK
AMP_MUTE
9
OSCL0
HP_DET#
AOMCLK
OSDA0
HP_DET#
10
AR0O
13
HP_AC_MUTE
R6057
4.7K 1/16W
AOLRCK
13
AOMCLK
13
AL0O
13
AOBCK
13
HP_AC_MUTE
10
AOSDATA0
13
AVDD
AMP_MUTE
OSCL0
9,10,15
AL0O
AOSDATA0
OSDA0
9,10,15
AOBCK
R6033
10K 1/16W 5%
DVDD3V3
R6031
10K 1/16W 5%
C6059
10N 50V
DVDD3V3
HPOUTL
AMP_MUTE
AMP_RESET
AR0O
1
2
FB6004
LOUT+
1
2
FB701
LOUT-
TP348
AL0O
1
2
3
4
5
6
CN601
CONN