TNY263-268
Input Filter Capacitor
+
Safety Spacing
Y1-
Capacitor
Output Filter Capacitor
HV
—
TOP VIEW
SD
TinySwitch-II
T
r
a
PRI n
s
f
o
r
m
e
r
SEC
Opto-
coupler
CBP
BP S
EN/UV
— DC +
Out
Maximize hatched copper
areas (
) for optimum
heat sinking
PI-2707-012901
Figure 17. Recommended Circuit Board Layout for TinySwitch-II with Under-Voltage Lock Out Resistor.
PC Board Cleaning
Power Integrations does not recommend the use of “no clean”
flux.
For the most up-to-date information visit the
PI website at: www.powerint.com.
12 G
4/05