Electronics Forum | Thu Jul 17 10:56:50 EDT 2003 | James
COULD SOMEONE PLEASE TELL ME OF A WAY TO CLEAN THE OXIDIZATION OF OF WHITE TIN PADS, I AM GETTING ALOT OF DEWETTING PROBLEMS. AND I CONCLUDED THAT ALL THE BOARDS WITH WHITE TIN ARE HAVING THE SAME PROBLEMS. THANKS FOR THE INPUT.
Electronics Forum | Wed Jul 23 13:01:06 EDT 2003 | Greg
Adam, You might try marine products such as 'Salt Away' or 'Salt Terminator'. These are made to get rid of salt residue in marine engines used in saltwater applications and are not harmful to standard wiring. They are available at marine stores al
Electronics Forum | Fri Jul 25 04:55:37 EDT 2003 | iman
does the "non wetting" occur on the component terminals or PCB pad area? It sort of helps to get a better understanding of the symptoms.
Electronics Forum | Tue Aug 05 18:02:05 EDT 2003 | MikeF
Check the areas that are getting solder on the top side. If you have internal ground planes, and the ground plane pth's are not getting solder on top, and signal pth's are, it's a heat problem. If the ground planes are in the middle of the board yo
Electronics Forum | Fri Aug 08 09:38:11 EDT 2003 | mleber
Top and bottom preheat - topside temp 250 plus at times attempting to get the upflow. Vitronics / Soltec machine using smart wave. Thanks - Matt
Electronics Forum | Thu Aug 14 07:28:11 EDT 2003 | Stephen
I just recently heard a new phrase "following the followers" instead of following the leaders. Getting rid of lead in electronics does not make the environment better because the replacements are worse.
Electronics Forum | Wed Aug 13 14:24:49 EDT 2003 | jdumont
Does anybody know where I can get a good high temp soldering iron. We recently began making a very thick board with lots of ground planes in it that dissipates the heat applied to the solder very well, making it difficult to rework. Thanks in advanc
Electronics Forum | Wed Aug 13 18:12:20 EDT 2003 | Carol
Has anyone tried to get conformal coating under a BGA? (large package MPC555). There is a concern with ionic/metal bridges developing between contacts due to accumulation of dust/humididty. Final product is Class 3 (aerospace). Thanks, Carol
Electronics Forum | Thu Aug 14 14:45:33 EDT 2003 | davef
Look here: http://www.geia.org/sstc/G12/mtg112/gebx021220.pdf
Electronics Forum | Thu Aug 14 17:17:48 EDT 2003 | Andrea
While I do like the plastic answer, the military seems to be byassed for some reason. Thank you for the link. I am in a quandry now, I can't think of a good answer to form a procedure or even a reccomendation. Thanks. Andrea