Joe, Go to the following web site for info on tin whiskers: http://nepp.nasa.gov/whisker/index.html David A. Douthit Manager LoCan LLC "Macko, Joe @ IEC" wrote: > Fellow Technets, > > As the industry moves towards lead-free solder, I am getting a lot of > internal questions regarding the phenomena of tin whiskers and the types of > plating/tinning used on component leads. There is a general concern that > 100% tin plated leads may lead to the formation of tin whiskers after board > assembly. I am not that familiar with the phenomena of whisker formation > or the industry standard(s) for plating of component leads but have read > articles that imply that industry is moving towards 100% tin plating on > component leads so they are compatible with leaded and non-leaded solders. > Who can enlighten me on this as well as the formation of tin whiskers? many > thanks in advance. > > joe > > --------------------------------------------------- > 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 -----------------------------------------------------