top250p Power Integrations, Inc., top250p Datasheet - Page 31

• Manufacturer Part Number: top250p
• Description: Extended Power, Design Flexible, Ecosmart, Integrated Off-line Switcher A
• Manufacturer: Power Integrations, Inc.

Figure 47. Layout Consideratiions for TOPSwitch-GX using P or G Package.
Figure 48. Layout Consideratiions for TOPSwitch-GX using Y or F Package.
TOPSwitch-GX
TOP VIEW
HV
TOP VIEW
+
-
HV
+
-
R1
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
Capacitor
Opto-
coupler
Y1-
Opto-
m
T
a
n
o
e
s
r
f
r
r
Y1-
m
T
a
n
o
e
s
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
TOP242-250
+
+
) for optimum
PI-2669-042301
PI-2670-042301
11/05
O
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