VOLTCRAFT VC-5080 User guide
1
2
3
4
5
6
7
8
+4.5V -4.5V
V+
1KR14
C51
33uF
84
6
5
-4.5V
R16
10K
500V250V50V
D1
1N4148
R1
10M
FUSE1
500V 0.5A
A A
R1
6.8M
R1A
2.2M
R2B
R2A
1.62M
1.58M
R3
150K
R4
40K
R5
8K
R6
B B
C C
D D
1K
R7
1K
10V 500V 250V 50V
ACV
COM
4.5V
9V
COM
R36
47K
7
IC2B
TL062CD
R17
10K
6
5
VR45KR35
1KR19
OFF
84
2
LM358D
3
2
IC51B
R18
100K
7
C8
0.1uF
47K
8
IC2A
TL062CD
4
R4
90K
1
9012
DCVA_OUT
Q1
R5
90K
Q1
9013
84
2
3
48
5
6
2.5V 0.05V 25mA
10V
D2
1N4148
TL062
IC4B
TL062
R2
2M
R3
820K
IC4A
1
7
-COM
0.5V
10A
D3
1N4007
D4
1N4007
R41
1M
0.25mA
GND
25uA
R42
1M
C6
0.1uF
R9
2K
R6
130K
D51
1N4148
D51
1N4148
GND
2
3
C7
10uF
5
6
R11
200
0.25mA
R43
10K
8
4
8 4
R45
10K
FUSE2
500V 10A
R12
20
2.5mA
2
3
IC3A
TL062C
8
4
1
7
2
IC51A
LM358
R13
IC3B
10A&
250mA
1
R44
1K
TL062C
R7
91K
ACV
R15
0.002
R8
0.018
DCVA_OUT
GND
1
9012
YM2
18V
Q4
AC
DC
2
R8
20K
Q3
9013
GND
PORWER
+
+
3
LED
LED0
-
VCC
R37
10K
R38
GND
R28
10K
R242MR25
200K
×10K ×100K
5.1K
C10
100
R33
100k
R34
100K
R0
4.9K
K1
VR62K
3V
VCC
C2
100uF
C1
10uF
VR2
10K
BZ
3V
BZ
M
D1D2
140uA/1K
+
VR1
500
VCC
8
R20
100K
Vin Vout
IC5 7550
2
3
R22
R21
18.5
200
×10×1 ×1K 25
GND
IC3A
LF272
1
4
R23
20K
5V
C52
100uF
IC31
4
RST
2
TRIG
1
GND
NE555D
C12
0.022
VCC
84
2
3
GND
5
6
8
IC1A
LF353
4
7
YM1
18V
5V
CVOLT
IC21B
LF272
1
VCC
OUT
DISC
THR
D32
D31
1N4148
1N4148
R31
10K
4.5V
COM
-4.5V
8
5
R39
3
10K
R32
100K
VR3
10K
R33
1M
250
5V
VCC
GND
7
6
R30
220K
2.5
1
2
3
4
5
6
7
8
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