Electronics Forum: intermittent failure (Page 3 of 3)

NASA-UA report update

Electronics Forum | Mon Oct 03 10:41:57 EDT 2011 | patrickbruneel

Some of us here attended the 5th CALCE international symposium on tin whiskers http://www.calce.umd.edu/symposiums/ISTW2011.htm where one of my former professors, Dr. Henning Leidecker, talked about the tin whiskers he and the others at NASA Godda

Black color solder wetting after reflow

Electronics Forum | Fri Apr 29 14:16:16 EDT 2011 | ppcbs

Below is the long explanation. This defect is most commonly found with BGA components, but can arrise with all components. I see it happening more now with lead free boards that are being assembled with a no clean flux. Best short term remedy is t

Re: Electronic manufacturing company near the beach.

Electronics Forum | Thu Sep 16 07:57:26 EDT 1999 | Seli

| | Is feasible to have an electronic manufacturing company near the beach? How affect the corrosion the electronic components? | | | I guess it depends what you mean by 'near'. Will the building be a custom design or an existing one? What kind of p

Solder Spotting on Gold

Electronics Forum | Thu Aug 06 09:51:20 EDT 1998 | Bob Willis

This text may be of interest to any one with tin lead spots Guide to Solder Spots - A New Plague in Manufacture ? So what are solder spots ? They appear to be the next big problem in modern reflow assembly in fact in any process that involves solder

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