Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
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My company is doing a project with a lot of QFN. The questio... - Mar 29, 2012 by johnnysmt
In the IPC-A-610E standard QFNs are classified as BTC (botto... - Mar 29, 2012 by Bill Axler
Your QA don't know nothing about QFN. look at Bill Axler p... - Mar 29, 2012 by Nguyen ducThanh
I agree, the only way to "truly" inspect a QFN is with an X-... - Apr 04, 2012 by Reese
if you want to get some sort of a joint even to allow AOI to... - Apr 05, 2012 by aj
Yes, but no guarantee of solderability. This just puts more... - Apr 05, 2012 by Reese
Agree with Reese with my experience with QFN parts it is the... - Apr 06, 2012 by umair
We are a PCB design house/CM and we have found that if you e... - Apr 06, 2012 by Cadco
If you extend the pads you get the effect that the solder be... - Apr 20, 2012 by Th. Meier