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ST VIPer12A-E - Figure 3. Schematic for 12 V at 350 Ma

ST VIPer12A-E
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AN2544 Circuit operation
7/17
Figure 3. Schematic for 12 V at 350 mA
Neutral
Line
DZ
12 V
L0
470 uH
L1
1 mH
C6
47 uF
50 V
Cx
.022
50 V
C2
10 uF
400 V
C1
10 uF
400 V
R0
10
1 W
R1 1K
90 TO 264 VAC 12 V @ 350 mA
D1
S1MDICT
D8
S1MDICT
D5
STTH1R06A
D6
S1MDICT
U1
VIPer22ADIP-E
Drain
8
Drain
6
Drain
7
Drain
5
Source
1
Source
2
Fb
3
Vdd
4
DZ1
16 V
For 12 V @ 200 ma change:
C2 4.7 uF 400 V
U1 VIPer12ADIP-E
Jumper open
0
J1
2 pin
1
2
J2
2 pin
1
2
Jumper = open
C7
0.1 u
1 KV
C3
4.7uF
25 V
C4
0.47 uF
25 V