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November 2003

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Thu, 6 Nov 2003 14:32:24 -0500
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Jim,

IPC SM-782 is the right place to go.

Dan Mauro
Celestica Corp


West, Jim writes:

> Hi,
>
> Where can I find specifications on what the pad sizes should be,
> particularly for 0603 components or SOT, and SOD-123 components, but really
> any component in general?  We recently ran a new board with the supplier
> recommended pad, and footprints, but this layout will require an almost
> perfect placement, and inspecting for a properly wetted fillet is not
> possible because there is not enough pad space to provide a good fillet.  I
> have specifications from the supplier, but I question where their sizes come
> from.  What standard can I obtain that shows recommended pad sizes for
> different components.
>
>
> Jim
>
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