5V5
+3V3
5V5
+5V
+5V
MCU_VDD
HV9V
+5V
+3V3
VDD18
+5V
AUDIO5V
+5V5
POWER_ON
G
S
D
C64
1N
C64
1N
CB9
100U/16V
CB9
100U/16V
CB8
100U/16V
CB8
100U/16V
IN
1
GND
3
OUT
2
VD17
BA05
VD17
BA05
R30
10k
R30
10k
1
2
3
VD14
AO3401
VD14
AO3401
C5
10N
C5
10N
CB19
100U/16V
CB19
100U/16V
3
4
1
2
vd2
E-350UH
vd2
E-350UH
ADJ/GND
1
Vout
2
Vin
3
NOD
4
U2
LT117-1.8V
U2
LT117-1.8V
R1
750
R1
750
R4
1K
R4
1K
VD02
B240A
VD02
B240A
R48
10K
R48
10K
GND
1
OUT
3
IN
2
N5
LT117-3.3
N5
LT117-3.3
C36
10u/10V
C36
10u/10V
C62
10N
C62
10N
C28
10P
C28
10P
R36
51K
R36
51K
1
2
3
VD23
AO3401
VD23
AO3401
R34
47K
R34
47K
IN
1
GND
3
OUT
2
VD3
BA05
VD3
BA05
R2
470
R2
470
VD01
B240A
VD01
B240A
VD24
DTC144
VD24
DTC144
CB2
100NF
CB2
100NF
L2
601
L2
601
HEC3600-010110
JS2
HEC3600-010110
JS2
C32
10N
C32
10N
2
1
F1
0430003WR
F1
0430003WR
C02
100N
C02
100N
VD21
IN5402
VD21
IN5402
L002
33UH
L002
33UH
C50
100N
C50
100N
C6
100N
C6
100N
CB011
10U/16V
CB011
10U/16V
1
2
3
4
5
6
7
8
n4
P5504EVG
n4
P5504EVG
R5
47K
R5
47K
C1
100N
C1
100N
1
2
R33
4R7
R33
4R7
C27
1
N
C27
1
N
C2
NC
C2
NC
Cb21
100U/16V
Cb21
100U/16V
R50
1k
R50
1k
CB16
100NF
CB16
100NF
C8
3.9nF
C8
3.9nF
C34
10UF/16V
C34
10UF/16V
R22
0
R22
0
VD22
B240A
VD22
B240A
C63
100N
C63
100N
vD16
1715B
vD16
1715B
C3
10U/16V
C3
10U/16V
R39
10K
R39
10K
Input
1
3
Adjustment
Output
2
VD11
Lm317L
VD11
Lm317L
CB012
10U/16V
CB012
10U/16V
L29
601
L29
601
CB02
10U/16V
CB02
10U/16V
C26
1
00N
C26
1
00N
C4
10nF
C4
10nF
CB13
100U/16V
CB13
100U/16V
1
2
3
4
5
n2
FMC3
n2
FMC3
R49
0
R49
0
L01
601
L01
601
R31
4K7
R31
4K7
R38
10K
R38
10K
NC
1
BS
2
NC
3
IN
4
SW
5
GND
6
FB
7
COMP
8
EN
9
SS
10
N3
MP1412
N3
MP1412
8.0 ELECTRICAL DIAGRAM
PAC133 MAIN BOARD CIRCUIT DIAGRAM (POWER)