AP1538SG-U View Datasheet(PDF) - Diodes Incorporated.
Part Name
Description
Manufacturer
AP1538SG-U Datasheet PDF : 14 Pages
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Functional Description (Continued)
Keep the gap of exposed pads from short circuit.
Top Side Layout Guide
AP1538
18V 3A 300KHz BUCK CONVERTER
Recommended exposed-pads gap: 30~40mil
(0.75~1mm)
Use vias to conduct the heat into the backside of
PCB layer. The heat sink at output (SW) pins should
be allowed for maximum solder-painted area.
Bottom Side Layout Guide
Brown: IC exposed pads.
Red: recommended layout.
AP1538 Rev. 2
10 of 14
www.diodes.com
JUNE 2008
© Diodes Incorporated
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