Electronics Forum | Tue Jun 13 14:16:56 EDT 2006 | adlsmt
Is anyone aware of any standard for bare board laminate for lead free assembly? We have been using IS410 with good results but not sure if maybe it is overkill and not worth the price premium? What is everyone else using?
Electronics Forum | Mon Apr 23 12:30:42 EDT 2007 | davef
Your low residue flux may not be compatible with the soldermask
Electronics Forum | Mon Apr 23 12:50:22 EDT 2007 | Brett
Oh, we thought this was just for Dave F. Sorry.
Electronics Forum | Mon Apr 23 22:03:21 EDT 2007 | Ricoculous
brett shame on you pls. leave the experts of this forum free to answer the questions.
Electronics Forum | Tue Jul 31 15:33:30 EDT 2007 | gregs110
I have seen a few threads about delamination issues on IS410 laminate in RoHS applications. I have recently been running into a rash of issues on 4 different part numbers with a single PWB source. All the parts have been built fine in the past with
Electronics Forum | Thu Dec 07 20:55:08 EST 2006 | Cmiller
Implemented 6 months ago and have noticed no difference in frequency of farting. Sorry, could not resist. Have seen delamination problem with IS-410 laminate. What laminate is everyone else using?
Electronics Forum | Mon Apr 23 11:10:14 EDT 2007 | Cmiller
It appears that the two different boards we are having issues with are the only imersion silver boards that we process. Anyone have simililar issues with imersion silver? Is Dave F. on vacation? I would be willing to consider input from moon man at
Electronics Forum | Mon Apr 23 14:36:41 EDT 2007 | ck_the_flip
Sorry to interfere with Dave F, but perhaps your IAg finishes have issues with process residues from the boardhouse. What is the base material of your ConAP conformal coating - acrylic, silicone, polyurethane? We do CC (acrylic) and IAg and never h
Electronics Forum | Thu Aug 02 16:28:16 EDT 2007 | gregs110
Maybe much more detailed than you have available but do you know the exact prepreg number you were using in the failed units? That is one of the only similarities I have been able to isolate on my parts - I am curious if it may be the same. Thanks,
