In order to make an accurate footprint, you need a mechanically accurate reference image.  Thankfully, most datasheets contain accurate mechanical drawings for at least the top and side view, which is enough in our case to produce an accurate 2D outline of the part.

As an example, we'll be working with the following image from a datasheet for a surface-mount push-push micro-SD connector:

This guide was first published on Sep 14, 2012. It was last updated on Sep 14, 2012.

This page (Finding an Accurate Reference) was last updated on Sep 14, 2012.

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