Electronics Forum | Tue May 17 16:46:52 EDT 2005 | davef
Most placement machine equipment suppliers offer software for line balancing. What's with Fuji? Fujitrax is a system developed in order to attain high levels of "progress management, quality management & traceability" over several SMT lines, throug
Electronics Forum | Fri May 20 02:04:26 EDT 2005 | kvanzill
Hello, I have been having random yeild problems with my COB process where we have non-sticking issues and no parameters have been changed on the machine from one assembly to the next. I recently inquired to the board manufacturer's about thier proce
Electronics Forum | Mon Jun 20 16:48:24 EDT 2005 | Steve
Although I am sure that some of the postings here are legitimate, it is obvious that many of them have been written by AOI manufacturers or suppliers. This forum is meant to be a communication channel for process engineers, not salesmen. Please sav
Electronics Forum | Tue Jun 21 09:06:02 EDT 2005 | pci
Although I am sure that some of the postings here > are legitimate, it is obvious that many of them > have been written by AOI manufacturers or > suppliers. This forum is meant to be a > communication channel for process engineers, not > salesm
Electronics Forum | Fri May 27 11:12:04 EDT 2005 | Ray
We have switched from Uniscam due to support issues and their ablity to come out with a new USABLE version. We have been running it for close to 2 years now and we have been extremely happy with its performance and their support. Version 6.0 which
Electronics Forum | Mon Sep 12 14:59:41 EDT 2005 | cmiller
Doug, my previous perception of Universal was the same as yours. $$$$. (plus we already have Philips equipment) The new software is really good. They are price competitive. They make the machines for the North American market in NY. They probably had
Electronics Forum | Fri Jun 03 16:35:40 EDT 2005 | davef
We've never tried to remove Paraylene from a BGA, but we stayed [in seperate rooms] at the Red Roof Inn. Parylene/Paraxylyene is a great coating and can be selectively removed by several methods. IPC-7711 (Rework of Electronic Assemblies) has a sect
Electronics Forum | Wed Jul 20 10:07:05 EDT 2005 | cecil
Does anyone have any input on the need to bake out an assembly prior to the conformal coat process? I understand baking out components/pwb's prior to processing through the reflow or wave solder process if the material shows excess moisture absorbtio
Electronics Forum | Wed Jul 20 13:47:42 EDT 2005 | russ
IPC has this. I cannot remember which one, Here is what I do for a quick reference. square pin - add .015" to the pin dimension e.g. .025" square pin gets a .040" hole. OR if the pins are large get the max dimension )e.g. a .025" square pin has
Electronics Forum | Fri Aug 05 11:32:29 EDT 2005 | saragorcos
Hi Sandy, Here are some suggestions for an optimum cleaning process for cleaning under BGAs if they are assembled to the board to add to the great tips Shean already listed: - Use a good saponifier w/ DI water - an effective saponifier will be able
