Datasheet

C
BULK
FEEDBACK
C
SS
R
CS
R
OVP1
R
OVP2
C
VDD
D1
R
SU
R
PL
TL431
2
1
6
SS
VDD
4 GND 5OUT
FB
8
3 CS
7OVP
STATUS
UCC28600
C
BP
100nF
R
ST2
R
ST1
C
OUT
PRIMARY SECONDARY
N
1
N
B
N
2
V
OUT
+
-
+
-
V
BULK
I
CC
R
VDD
Q
ST
R
OUT
R
SNUB
C
SNUB
M
1
PFC OUTPUT
or
BRIDGE RECTIFIER
PFC CONTROLLER BIAS
(if used)
C
BIAS
D2
UCC28600
SLUS646J –NOVEMBER 2005– REVISED JULY 2011 www.ti.com
Figure 1. Pin Termination Schematic
10 Copyright © 2005–2011, Texas Instruments Incorporated