Do your parts qualification and make sure you got plating with low
stress, low residual ionics and NOT pure tin....Find failure at GR-78
will cost you a lot...(may be someone is rich and wouldn't mind that)...

jk

>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Carlr Ray
>Sent: Monday, August 11, 2003 2:05 PM
>To: [log in to unmask]
>Subject: [TN] Dendritic growth tests
>
>
>Hello All,
> I have received components from a certain vender in the past
>and over a period of time the parts experience rapid dendritic
>growth. We have tested the parts per the following specs, but
>I was wondering if there were any other tests that could help
>us determine this issue sooner?
>
>Specs: Telcordia GR-78
>Component Type: QFP 44 pin
>
>Carl Ray
>Sr. Manufacturing Engineer
>Huntsville, AL 35807
>Phone: 256-882-4800 ext. 8845
>Cell: 256-990-1990
>
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