5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
EARPHONE OUT
EN=HIGH: MUTE
EN=LOW:OPERATING
0: Normal
1
:
Mute
TIP
Amplif ier
MUTE Circuit
DC:1.68V AV:670mVpp
DC:0V AC:670mVpp no-load
DC:0V AC:570mVpp load
AMP_L
AMP_R
SD
MUTE
MUTE
SD
+12V_
MUTE
LOUTN
ROUTP
ROUTN
LOUTP
LOUTP
LOUTN
AMP_MUTE
ROUTN
ROUTP
MUTE
AGND
GND
AMP_R
AMP_L
+5V_Standby
+5V_Normal
+12V_Normal
+3.3V_Normal
+12V_AVCC
+12V_AVCC
+12V_Normal
+5V_Standby
+5V_Standby
AMP_MUTE
3
EARPHONE-OUTR
3
EARPHONE-OUTL
3
GND
2,3,4,5,6,7,8,9,11,12,13,14,15,16
R424
NC_10R
P1402
PJ30910
1
2
3
4
5
6
7
8
9
C1526
220uF/10V/NC
10K
R0402
R1461
L24
NC_FB_600R_2A
22.0uH_1.8A
L19
22.0uH_1.8A
L25
R415
100k
D846
NC
R412
NC_0R
100k
R0402
R1462
R6814
12K/NC
0R
R0402
R1460
R421
4.7K/NC
V404
MMBT3906
1
3
2
L23
120R/FBI
L1206
C457
NC_330pF
V406
MMBT3904/NC
1
3
2
0R
R1459
1000pF
C1454
C1524
22uF/6.3V/X5R
XS403
CON4P2.54MM
1
2
3
4
R1463
10K/NC
R422
NC_10R
R290
0R
C0402
330uF/25V
C296
RT9108NZCP
TSSOP-28EP_0-65
N16
SD
1
FAULT
2
LINP
3
LINN
4
GAIN0
5
GAIN1
6
AVCC
7
A
G
ND
8
GVDD
9
PLIMIT
10
RINN
11
RINP
12
NC
13
PB
TL
14
PVCCR
15
PVCCR
16
BSPR
17
OUTPR
18
P
G
ND
19
OUTNR
20
BSNR
21
BSNL
22
OUTNL
23
P
G
ND
24
OUTPL
25
BSPL
26
PVCCL
27
PVCCL
28
G
ND
29
CA16
10uF
/25V
/X5R
12K
R283
R413
1k
22.0uH_1.8A
L16
0.47uF/25V/X7R
C1456
0.22uF/25V/X5R
C1448
L26
NC_FB_600R_2A
0.22uF/25V/X5R
C294
L22
10R
L0603
0.47uF/25V/X7R
C291
V411
MMBT3904
1
3
2
R6812
10K
C456
NC_330pF
1uF/25V/X5R
C1453
R438
10k/NC
0.47uF/25V/X7R
C273
0.22uF/16V/X7R
C1455
D845
NC
R411
0R
R416
0R
0R
R1465
C1525
22uF/6.3V/X5R
0R/NC
R0402
R1458
R291
NC_100k
R0402
L27
NC_FB_600R_2A
NC_0R
R1464
22.0uH_1.8A
L18
0.47uF/25V/X7R
C289
0.22uF/16V/X7R
C1447
L28
NC_FB_600R_2A
R440
NC_0R
0.22uF/16V/X7R
C1450
1uF/10V/X5R
C1458
R423
NC_10R
C454
NC_330pF
C1527
220uF/10V/NC
0.22uF/25V/X5R
C271
R420
4.7k/NC
0.22uF/16V/X7R
C1457
R414
100k
R437
120K
0.22uF/25V/X5R
C1451
R425
NC_10R
C455
NC_330pF
1uF/25V/X5R
C1452
V405
MMBT3904/NC
1
3
2
1uF/25V/X5R
C0603
C1449
1000pF
C269
1uF/10V/X5R
C1459
VD401
LL4148
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