JoAnn,
I am not sure what your particular case is. In the case of SMD components
however, one trace per 0402 SMD pad is used to ensure proper reflow
soldering. Two or more traces result in a large heatsink relative to the
pad which may inhibit reflow of the solder.
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Scott Buscomb, Senior CAD Designer
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voice 770 338-6170
MTCC/Panasonic, Pager Development
1225 Northbrook Pkwy, Ste 2-358
Suwanee, GA USA 30024
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