TOP242 Power Integrations Inc., TOP242 Datasheet - Page 32

• Manufacturer Part Number: TOP242
• Description: Family Extended Power/ Design Flexible/Integrated Off-line Switcher
• Manufacturer: Power Integrations Inc.

Figure 47. Layout Considerations for TOPSwitch-GX using P or G Packages.
Figure 48. Layout Considerations for TOPSwitch-GX using Y Package.
32
TOP242-249
TOP VIEW
TOPSwitch-GX
HV
TOP VIEW
+
-
E
7/01
HV
+
-
R1
August 8, 2000
R1
Input Filter Capacitor
R2
Heat Sink
Input Filter Capacitor
S
M
S
TOPSwitch-GX
S
L
X
S
D
C
D
C
BIAS
PRI
BIAS
PRI
Safety Spacing
Safety Spacing
Capacitor
coupler
Opto-
Capacitor
Y1-
coupler
m
T
a
n
s
o
e
Opto-
r
r
r
f
Y1-
m
T
a
n
s
o
e
r
f
r
r
SEC
SEC
Maximize hatched copper
areas (
heat sinking
Maximize hatched copper
areas (
heat sinking
Output Rectifier
Output Filter Capacitor
-
Output Rectifier
Output Filter Capacitor
-
Out
DC
Out
DC
) for optimum
+
+
) for optimum
PI-2669-042301
PI-2670-042301