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What is the proper method for creating a footprint for a touchpad?

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micro9997
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What is the proper method for creating a footprint for a touchpad?

What is the proper method for creating a footprint for a touchpad?
Which are the layers used?

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ritste20
in reply to: micro9997

edited to elaborate...

 

Are these capacitive touch buttons or are they tactile click buttons? I'm not sure I understand the question but I would assume your top copper layer and a ground plane below. Unless you need a mutual-capacitance application, there is only one trace to each touch point.

 

Regards,

 

Steve Ritter
Manufacturing Engineer

AutoCAD/Draftsight
Inventor/Solidworks
Fusion 360

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