AD2620
POWER
CIRCUIT
DIAGRAM
LV-ET28A
XP303
V304
PC817
XP302
N303
PQ1CG3032RZ
NC
F+
GND
-22V
9V
7V
+16V
-22V
GND
GND
22V
-16V
GND
GND
5V
12V
GND
GND
POWER ON
5V
F-
CON12V
T301
BCK-A2620
17
16
11
13
11
9
7
8
5
1
15
11
14
11
12
10
C325
2200uF/16V
C310
330P
C301
0.22U/280V
C302
120P
4
3
1
2
C316
2200uF/16V
C307
4700P/4000V
R319
680
C318
220U
VD310
SF16
R309
47K/3W
L301
V302
8550d
3
2
1
N304
FCH08A10
R320
4.7K
AC110~220V\50/60Hz
VD314
SF36
-
+
VD315
KBU8K(806)
V301
STP7NC70ZFP
2
1
3
C304
470P/250V
C324
470uF/10V
L306
3.3uH
R301
39K
C303
470P/250V
L305
100U
R306
22
N301
NCP1203
1 Adj
2 FB
3 CS
4 Gnd
HV 8
OUT 7
Vcc 6
Drv 5
VD307
21DQ10
VD305
1N4148
F302
T3.15A 250V
C326
22U/50V
R305
10K
L304
220uH
VD306
1N4148
L302
ZBF253L
N302
MC7812CT
1
2
3
IN
GND
OUT
VD311
1N4148
R303
100K
R304
100
C306
103/1KV
R307
22
L303
ZBF253L
L307
4.7uH
C319
470U
R314
4.7K
R312
10
R315
680
R308
1k
C311
47P/1KV
VD303 31DQ06
N305
UTC431
C308
4.7n
VD301
NC
R302
22K
C322
100uF/16V
C305
120U/400V
C327
470uF/16V
C315
22U/50V
VD312
SF16
VD302
1N4007
1
4
2
5
3
C313
104
R318
1K
C323
10uF/16V
R317
3K
L308
20uH
V303
9014
3
2
1
N306
FCH08A10
VD304
HER208
C317
22U/50V
VD313
SF36
R310
0.15/2W
R323
4.7K
C320
470uF/10V
R313
27K
C321
470uF/35V
R321
1K
R316
100
C314
470uF/35V
