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Circuit Diagrams and PWB Layouts
10-7-10
Audio AMPILIFER_STA381BW
Audio AMPILIFER_STA381BW
B10
TAS5721DCAR => STA381BW
+12V_Amp
PVDD
1
2
TP056
FB701
C651
C652
+
+
220UF 25V
220UF 25V
DVDD3V3
FB6003
AVDD
1
2
TP057
C6002
10UF 6.3V X5R +-20%
DVDD3V3
FB6004
AVDD_HP
1
2
TP058
C6003
10UF 6.3V X5R +-20%
I2S Input
TP304
AOLRCK
R603
33R 1/16W 5%
LRCLK
TP059
TP305
C604
22P 50V
AOBCK
R602
33R 1/16W 5%
SCLK
TP060
TP306
C605
22P 50V
AOSDATA0
R604
33R 1/16W 5%
SDATA0
TP061
TP307
C603
22P 50V
AOMCLK
R601
33R 1/16W 5%
MCLK
TP062
C606
22P 50V
AMP Mute
DVDD3V3
AVDD
R6033
10K 1/16W 5%
R6005
10K 1/16W 5%
TP063
R6006
NC 0R05 1/16W
AMP_RESET
TP065
Q6001
AMP_MUTE
PMBS3904
C6008
R6007
10K 1/16W 5%
100NF 16V
TP318
SPK_MUTE(OPWM4-->GPIO5)
H:SPK reset
L:SPK non-reset
DVDD3V3
DVDD3V3
R6008
10K 1/16W 5%
R6031
TP066
10K 1/16W 5%
AMP_PWDN
TP068
TP067
R6009
HP_AC_MUTE
10K 1/16W 5%
Q6002
C6009
PMBS3904
NC 1UF 10V
HP_SC_MUTE(OPWM3-->GPIO7)
H: HP mute
L: HP sound output
DVDD3V3
AVDD
R6020
10K 1/16W 5%
R6021
TP069
10K 1/16W 5%
HP
TP070
TP071
R6010
HP_MUTE
10K 1/16W 5%
Q6003
PMBS3904
HP_MUTE(OPCTRL0-->GPIO1)
H: HP mute
L: HP output
TPM14.1L LA
10.
TP374
+12V_Amp
Q711
R124
(PVDD ON/OFF):
4.7K
1
8
TP373
D
D
2
7
Normal: High
D
D
3
6
D
D
Stand_By: Low
TP371
4
5
G
S
R125
TP372
150K 1/10W 5%
AON4421
R123
C742
DVDD3V3
Q710
100nF 50V
BC847C
1K 1/10W
C734
100nF 50V
TP348
C644
R617
1uF 10V
20K 1/16W 5%
R618
AL0O
43K 1%
C645
R615
C643
330PF 50V
30K OHM
47pF 50V
HPOUTL
C647
R622
1uF 10V
20K 1/16W 5%
R623
AR0O
43K 1%
C648
R620
330PF 50V
30K OHM
C646
47pF 50V
HPOUTR
AVDD
C6016
100NF 16V
C6017
1UF 10% 16V
C6018
1UF 10% 16V
C650
1UF 10% 16V
U601
25
GNDPSUB
26
CPP
AVDD_HP
27
VDD3V3CHP
AVDD
C6020
28
VDDIG1
100NF 16V
C6021
100NF 16V
29
GNDDIG1
30
FFX3A
31
FFX3B
32
EAPD/FFX4A
33
TWARNEXT/FFX4B
C6022
34
VREGFILT
2.2uF 10V
35
AGNDPLL
MCLK
36
MCLK
STA381BWTR
HS601
AVDD
HEAT SINK
R6057
4.7K 1/16W
TP319
INT_LINE
EN 95
PVDD
+12V_Amp
R126
100K 1/10W
HPOUTR
R638
10R 1/16W 1%
HPOUTL
R639
10R 1/16W 1%
R6028
R6029
NC 22K 1/16W
NC 22K 1/16W
C601
0.1uF 25V
C6019
1UF 10% 16V
L6001
22uH
R6019
22R
C6030
12
330PF 50V
GND_REG
C6029
11
0.1uF 50V
VDD_REG
L6002
22uH
LOUT+
10
OUT1A
9
GND1
C6028
C6027
1UF 50V
8
0.1uF 50V
VCC1
PVDD
7
LOUT-
OUT1B
6
ROUT+
OUT2A
PVDD
5
L6003
VCC2
R6054
22uH
C6025
C6026
22R
4
0.1uF 50V
1UF 50V
GND2
3
ROUT-
C6051
OUT2B
330PF 50V
2
VSS_REG
L6004
C6024
22uH
0.1uF 50V
1
VCC_REG
5/17
Audio DC 12V with load 8ohm for audio power
5W/3W/2.5W
C:
680nF / PN: 065G080568131J
L: 22uH / PN: 373G253S147Y00
C6023
AVDD
100NF 16V
back to
2014-Mar-07
div.table
GPIO Control Mute
10
I2S Interface
AOMCLK
AOBCK
AOLRCK
AOSDATA0
TP076
Audio Output Interface
HP_ROUT_AC
CN602
5
HP_LOUT_AC
4
DVDD3V3
3
AL0O
2
AR0O
6
TP078
7
1
R6030
C602
10K 1/16W 5%
GPIO & I2C Control
0.1uF 25V
PHONE JACK
TP064
OSDA0
HP_DET#
OSCL0
HP_ROUT_AC
TP077
HP_LOUT_AC
Mute Control
AMP_MUTE
ZD6002
10
HP_AC_MUTE
ZD6001
D0603
D0603
HP_DET#
10
INT_LINE
C6034
220NF 25V
C6036
1nF 50V
R6025
C6033
2.7 OHM 1/4W
C6035
C6038
680NF 16V
10N 50V
220NF 25V
C6037
1nF 50V
C6043
220NF 25V
R6026
C6044
2.7 OHM 1/4W
220NF 25V
C6052
220NF 25V
C6057
1nF 50V
C6039
R6052
C6053
C6059
680NF 16V
2.7 OHM 1/4W
10N 50V
220NF 25V
C6058
1nF 50V
C6054
220NF 25V
R6053
C6055
2.7 OHM 1/4W
220NF 25V
F
Audio AMPILIFER_STA381BW
B10
HP_Mute
HP_Mute
AOMCLK
13
AOBCK
13
AOLRCK
13
AOSDATA0
13
AL0O
13
AR0O
13
OSDA0
9,10,15
OSCL0
9,10,15
AMP_MUTE 9
HP_AC_MUTE
HP_DET#
10
INT_LINE
CN601
TP072
TP073
L+
4
L-
3
R+
2
R-
1
TP074
TP075
CONN
3
2013-10-21
715G6325
19620_537_140121.eps
140121
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