Datasheet

DocID14419 Rev 9 13/32
VIPER17 Typical circuit
32
6 Typical circuit
Figure 20. Min-features flyback application
Figure 21. Full-features flyback application
OPTO
R5
C6
AC IN
R3
AC IN
VoutD3
R1
C5
U2
R4
BR
C4 R6
C3
C1
D1
GND
C2
R2
D2
BR
CONT
DRAIN
SOURCE
CONTROL
Vcc
FB
V
DD
GND
BR
CONT
DRAIN
SOURCE
CONTROL
Vcc
FB
C3
C2
BR
Vout
R2
Daux
C5
GND
Rl
R3
Rovp
Rh
Rlim
R6
D2
U2
AC IN
D3
R1
C6
OPTO
D1
C4
R5
AC IN
C1
R4
V
DD
GND