TNY264/266-268
Safety Spacing
Input Filter Capacitor
Y1-
Capacitor
+
Output Filter Capacitor
T
r
HV
a
—
n
s
f
o
r
PRI
SEC
D
S
m
e
r
TOP VIEW
TinySwitch-II
Opto-
coupler
DC
Out
—
+
CBP
S
BP
EN/UV
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.
shouldbetakendirectlyfromthesecondarywindingpinandnot
from the Y-capacitor connection point.
PC Board Cleaning
Power Integrations does not recommend the use of “no clean”
flux.
For the most up-to-date information visit the
PI Web site at: www.powerint.com
B
7/01
12
POWERINT [ Power Integrations ]
