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| Date: | Thu, 14 Sep 2006 20:25:55 EDT |
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In a message dated 9/14/06 8:59:59, [log in to unmask] writes:
> Werner,
> I understand your point, but the temp stress really is relative to
> the product being tested and the purpose of the testing. In one case I
> perform infant motality screen at -10C to +70C while the product runs
> through functional testing. There are other stresses applied at the
> same time....voltage...frequency...etc... It really is impossible to
> give a blanket statement that a specific temp stress is good for all
> applications. There are a lot of variables that need to be considered
> in each case. A better question for a newcomer may be.....What
> variables should I consider and what is the formula to determine the
> proper stress temp. It's not an easy process.
>
Hi Barrie,
I fully agree. That is why I am giving workshops on this subject matter.
Regards,
Werner Engelmaier
Engelmaier Associates, L.C.
Electronic Packaging, Interconnection and Reliability Consulting
7 Jasmine Run
Ormond Beach, FL 32174 USA
Phone: 386-437-8747, Cell: 386-316-5904
E-mail: [log in to unmask], Website: www.engelmaier.com
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