Electronics Forum | Tue Jul 18 16:49:49 EDT 2023 | mahasg
Hello All, I am PhD student at polytechnique Montreal. We have a CQFP44 packages and Dies of 51um pad pitch (22nm FDSOI tech) that I need to bond myself at the university using ASM Eagle Xtreme gold wire bonder in the university. we need to perform b
Electronics Forum | Thu Feb 15 18:35:10 EST 2024 | prestonames
Hi Mahmoud, I hope you were able to find a solution for your project! My company recently purchased an ASM Eagle Xtreme Gold Wire Bonder and we have been unable to locate the manual. Is it possible to share the manual that you have over email? Pleas
Electronics Forum | Tue Nov 07 10:43:25 EST 2006 | muse95
Also, have you considered the possibility that if you solder on an existing joint on a board that was built with SnPb solder, even though you are using leadfree solder wire, you would now contaminate the tip of your soldering iron. If you then start
Electronics Forum | Fri Aug 17 11:55:31 EDT 2001 | davef
5uin. Your nickel thickness is fine. Although if you wanted to trade costs, consider giving-up nickel to 150uin thickness, while increasing the gold thickness. Gold over electroless nickel creates brittle joints because of phosphorous in the nicke
Electronics Forum | Tue Aug 21 22:24:36 EDT 2001 | davef
Root around here http://www.kns.com/resources/library/lib-wirebonding.asp
Electronics Forum | Thu Jan 12 16:01:40 EST 2006 | Cmiller
The mfg. should be able to tell you. We store ours, for winding transformers, at room temperature. Have had no issues.
Electronics Forum | Wed Feb 22 19:21:36 EST 2006 | arnie
what content of leadfree solder ot type leadfree solder should i use to avoid the leadwires being thin after dipping to solder pot.
Electronics Forum | Tue Oct 31 22:09:25 EST 2006 | davef
The is a serious concern of lead contamination of leadfree solder connections. For background, search the fine SMTnet Archives. For instance: http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=30307
Electronics Forum | Wed Nov 08 09:11:28 EST 2006 | Amol Kane
Hi Davef, do you have the paper you reference? Pan, et al. (IPC/JEDEC, San Jose, 2005)? if so, will you be able to send it to me? akane@harvardgrp.com Thanks in advance Amol
Electronics Forum | Thu Jan 23 08:18:07 EST 2014 | aflex
Even for me its a No. Its quiet strange why some preferred tinned ones.
