User's Manual

JOYMAX MD100A Data Sheet
V1.02
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4.2 Module PCB Footprint
Figure : Module PCB footprint
RF note for MD100A modules with PIFA antenna: No components, ground plane or tracks on
any layer of the mother board should be placed within 20mm of the 3 free sides of the antenna.
Tracks etc may be placed adjacent to the can, but should not extend past the can towards the
antenna end of the module for 20mm from the antenna.