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 > >--------------------------------------------------- >Technet Mail List provided as a free service by IPC using >LISTSERV 1.8e To unsubscribe, send a message to >[log in to unmask] with following text in the BODY (NOT the >subject field): SIGNOFF Technet To temporarily halt or >(re-start) delivery of Technet send e-mail to >[log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE >mailing per day of all the posts: send e-mail to >[log in to unmask]: SET Technet Digest Search the archives of >previous posts at: http://listserv.ipc.org/archives Please >visit IPC web site http://www.ipc.org/html/forum.htm for >additional information, or contact Keach Sasamori at >[log in to unmask] or 847-509-9700 ext.5315 >----------------------------------------------------- > --------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8e To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 -----------------------------------------------------