I'm a little confused.  J-STD-013 recommends 22 mil pads for 1.00mm pitch
BGAs, but the guideline for IPC7527 suggests 15 mil round pads with a square
paste opening.  Is anyone out there having good luck with one or the other?
Why the large disparity?

Thanks-

> Larry Jindra
> TRW/Avionics Systems Division
> mailto:[log in to unmask]   ph (858) 592-3424   fax (858) 592-3606
>

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