Electronics Forum | Thu Sep 06 11:17:13 EDT 2001 | Steve
I may be wrong, but I'm thinking that nitrogen has less effect on solder bridging as does the amount of solder that is present. Nitrogen allows better wetting becasue there are no oxidation effects. If you have solder bridging problems, look at the
Electronics Forum | Mon Sep 03 09:37:44 EDT 2001 | SR Evers
I am designing a range of specialty electronics packaging. Can anyone tell me where to find the dimensions of a VMU "C" sized circuit board?
Electronics Forum | Tue Sep 04 11:26:12 EDT 2001 | Jean Michel
During the solderin of a double side board, how can I calculate the maximum weight of a component I can put in the first side to avoid the component fall down in the oven (depending on the soler join surface) ? Are there some rules ?
Electronics Forum | Mon Sep 10 11:10:30 EDT 2001 | jmlasserre
Dave, Thanks for your quick answer, I read some paper on the forum. I would like to learn more and to know how to obtain the result of x gr / sq in (mathematic methode). Do you know where can I found it ? Thanks. J Michel
Electronics Forum | Wed Sep 05 09:33:11 EDT 2001 | Greg Berlin
We are looking for a company that will x-ray BGA components as a service. Does anyone know any companies that will do this? Any help will be greatly appreciated. Greg Berlin
Electronics Forum | Wed Sep 05 09:57:09 EDT 2001 | Glenbrook
Glenbrook Technologies provides rapid and competent x-ray inspection services with knowledgeable interpretation of the x-ray images.
Electronics Forum | Wed Sep 05 10:55:15 EDT 2001 | caldon
ACI in Philadelphia can do this inspection. contact Barry Bloom at 610-362-1200 x 222. We can quote it per board, lot, component, time. what ever fits your need. Caldon W. Driscoll ACI USA 610-362-1200 cdriscoll@aciusa.org
Electronics Forum | Thu Sep 06 10:58:54 EDT 2001 | Steve
If I had to deal with this problem, I would switch to water soluble paste. It is a much more cost effective solution.
Electronics Forum | Fri Sep 07 21:43:40 EDT 2001 | mugen
Hi, We use IPA and Prozone, if IPA is so drastically detrimental, to the pcba's.....what suggested alternative, can you please recommend, as IPA replacement? Thanks.
Electronics Forum | Wed Sep 05 16:29:08 EDT 2001 | davef
Check the fine SMTnet Archives [wetting and balance] of the Forum. You should get a Bob Willis discussion on solderability testing as a bonus.
