VIPER06 Open-loop failure protection
Doc ID 022794 Rev 1 21/28
Figure 28. FB pin connection for isolated flyback
V
REF_FB
R
H
C
COMP
+
-
PWM stop
R
3
R
TL
R
AUX
R
COMP
C
VDD
-
COMP
+
-
E/A
nR
R
L
V
REF
C
C
U5
Disabled
V
AUX
V
OUT
+
-
to PWM
SW
FB
R
OPTO
BUS
D
AUX
V
COMPL
from R
SENSE
R
C
