26
6.5.
Main (Amp BTL) Circuit (1/2)
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
MAIN (AMP BTL) CIRCUIT
SCHEMATIC DIAGRAM - 4
SA-MAX370GS,SA-MAX770GS MAIN (
AMP BTL) CIRCUIT
2/2
1/2
TO MAIN (AMP BTL)
CIRCUIT (2/2)
1
5
6
2
3
4
7
8
P1
: +B SIGNAL LINE
: -B SIGNAL LINE
NOTE: “ * ” REF IS FOR INDICATION ONLY
IO: MAIN (I/O EXPANSION): SCHEMATIC DIAGRAM - 1
FA: MAIN (FAN LED): SCHEMATIC DIAGRAM - 2
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 3
AS: MAIN (AMP SINGLE): SCHEMATIC DIAGRAM - 8 ~ 9
: AUDIO OUTPUT SIGNAL LINE
A
PW_-40V
D4520
DZ2J110M0L
R4579
8.2K
R4582
10K
R4580
100
C4564
0.01
D4521
DZ2J150M0L
68
R4581
C4566
0.47
B0ACCK000005
D4518
B1BACG000048
SWITCH
Q4511
G2
G1
16V22
C4569
L4505
G1C100KA0101
0.47
C4565
C4562
2.2
0.01
C4563
ZA4501*
HEATSINK
C4557
0.1
DGND
DGND
PW_-29V
B1GDCFNN0032
QR4502
PW_THERMO
DC_DET_AMP
DC_DET_AMP
AMP_TEMP_DET
R4577
100K
B1GBCFJJ0007
QR4501
5.6K
R4578
D4519
DZ2J051M0L
0
R4570
3
1
2
4
5
C0ZBZ0001675
SWITCH
SWITCH
TEMPERATURE SENSOR
IC4502
OS
VD
CTRL
GND
VTEMP
B0ACGM000001
D4508
47K
R4548
B0ACGM000001
D4507
4.7
R4549
R4551
47K
R4550
3.9K
R4517
4.7
5.6K
R4516
4.7K
R4519
C4528
22
10K
R4552
R4547
10K
PW_+40V
22
R4546
3.9K
R4535
22
C4526
R4530
10K
C4524
1
C4525
22
4.7
R4521
10K
R4539
47K
R4540
4.7
R4541
D4506
B0ACGM000001
B0ACGM000001
D4505
4.7
R4520
B0ACGM000001
D4502
4.7
R4532
47K
R4531
47K
R4526
10K
R4524
R4533
47K
B0ACGM000001
D4503
B0ACGM000001
D4504
B0ACGM000001
D4501
R4525
47K
3.9K
R4522
R4523
10K
10K
R4536
C4510
1000P
C4511
2200P
2200P
C4512
R4501
10
R4502
10
150
R4512
C4516
2200P
150
R4511
C4521
1000P
C4515
2200P
C4519
2200P
C4522
2200P
150
R4508
150K
R4553
150K
R4554
2200P
C4504
150
R4504
C4506
1000P
R4557
1.5K
C4529
10
C4501
2.2
C4505
2200P
D4509
B0ACCK000005
4
5
T1
45
46
44
48
47
2
1
3
32
34
36 35
33
42
40
41
43
37
39
38
8
15
17
16
13
14
9
6
7
27
25
22
23
20
19
21
24
26
18
30
31
28
29
THERMAL
PAD
11 12
10
C0ZBZ0001673
AUDIO AMPIFIER DRIVER
IC4501
R4542
3.9K
C4517
1000P
C4502
2.2
150K
R4555
150K
R4556
2.2K
R4515
C4523
0.1
10K
R4543
R4544
47K
C4527
22
C4583
22
R4538
22
R4537
22
22
R4528
22
R4534
R4527
22
R4529
22
22
R4545
IN2
VAA
IN1
COMP2
VSS
NC
LO2
VCC2
LO1
NC
NC
NC
HO2
VB2
HO1
VS2
VS2
VS1
VS1
NC
NC
CSH2
DS
NC
CSH1
VB1
COMP1
CSD
HO4
NC
VB4
VB3
VS4
VS4
AMP_GND
COMP3
VCC
COM
IN4
COMP4
GND
[36]VREF
IN3
LO3
CSH3
[25]HO3
COM2
LO4
[34]DT
[26]VS3
VS3
[35]OCSET
CSH4
22
C4582
C4581
22
C4584
22
8.2K
R4507
C4508
10
C4509
100P
C4514
10
C4513
100P
3.3K
R4509
8.2K
R4510
C4520
10
C4518
100P
3.3K
R4514
8.2K
R4513
C4503
10
8.2K
R4505
AMP_GND
AMP_-5V
SW-
AMP_+5V
AMP_SHUTDOWN
SW+
AMP_EXT_CLK
AS
DS
DS
DS
AS
AS
AS
AS
FA
IO
DS
DS
3.3K
R4506
3.3K
R4503
C4507
100P
AS
AMP_EXT_CLK2
Содержание SA-MAX370GS
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