Hi Inge! Here's your chart: http://stevezeva.homestead.com/files/Defect_Spectrum.jpg From my experience, it's not that bad. Have had a few more tombstones with LF than I've seen in a long time, and a little more opens due to not wetting as well. But I can't say that I've seen more of the other three defects.... Steve -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Hfjord Sent: Tuesday, March 04, 2008 10:45 AM To: [log in to unmask] Subject: [TN] Leadfree trends First, I would like to present a table from Agilent 2006 on the failure rate difference between leaded and leadfree soldering (with some help from Steve Gregory). Is it still that bad? Wait for link. Then, I would like to know if someone got reliable and independent and SHORT information on trends the nearest five years for SAC305 and SAC100 and others about: Voiding Tombstoning Insufficient barrel fill Bridging Tin whiskers Compound changes (like silver content, rheology etc) Solder temperature Component finish Selected board material and finish I suppose Mike Fenner has, but he may be not quite 'independent' (no,Mike, not your partnership, but from your profession ) /Inge --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 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/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 ----------------------------------------------------- --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 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/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------