U2102B Datasheet, PDF (15/19 Pages) TEMIC Semiconductors – Multifunction Timer

Figure 13-2. Zero-voltage Switch Mode for AC Loads
V_mains
230 V ~
Load
GND
U2102B
R₁ = R_sync
18 kΩ/2 W
R_sh
1 kΩ
IGBT
100 Ω
1 nF
68 kΩ
R_G
V_Ref
1N4007
C₁
47 µF/25 V
V_S
16
15
14
13
12
11
10
NTC
9
U2102B
1
2
3
4
5
6
7
8
C₃
22 nF
R₃
750 kΩ
1 MΩ
22 kΩ
R₂
C₂
220 nF
Enable
C_Ref
1 µF
Trigger
signal
15
4767B–INDCO–10/05