Electronics Forum | Mon Aug 28 07:28:07 EDT 2006 | davef
Mr Jarvis One experience with black pad makes you promise never to use ENIG again. It's nice that you have a supplier that has avoided that problem.
Electronics Forum | Fri Aug 25 04:17:51 EDT 2006 | aj
Thanks for reply, I am mainly concerned when we run a batch of say 200 out of a kit of 400. due to part shortages we might have to revisit the remainder a few weeks later. Its these boards that concern me. we use enig boards. aj...
Electronics Forum | Sun Aug 27 20:30:53 EDT 2006 | darby
AJ, We use all ENIG boards. After opening, any remaining boards are kept in low humidity keeping cabinet. I have never experienced a problem using this method I think the longest I have kept them this way is eighteen months. We also store any open tr
Electronics Forum | Mon Aug 28 20:45:41 EDT 2006 | darby
Dave, I have never even seen black pad - even in my subby days. As my wife says whenever I find a good parking spot: "Lucky Darby and his beautiful wife!" This is particularly so if we go to Watto�s - www.sydneypubguide.net/pubs/Watsons_Bay_Hotel_(D
Electronics Forum | Tue Aug 29 20:42:09 EDT 2006 | davef
Once a rock star, always a rock star, eh bubba? Ozz don't forget stuff like that. After a half liter of golden merriment, I don't care about how odd the food tastes, I just want to remain agile enough to dodge the sinkholes on the way home.
Electronics Forum | Tue Oct 15 10:12:44 EDT 2002 | davef
1) Do people always bake, sometimes or never? Does this depend on whether MS sensitive components are near the rework site? If a BGA is to be removed and reballed, baking is a no-brainer. Sometimes, based on the proximity of the MS components. >2)
Electronics Forum | Tue Aug 29 19:54:08 EDT 2006 | darby
Dave, The parking is difficult but don't believe the reviewer about the getting a table business. I just walk in and my waiter; Luigi the Unbelievable, goes to my regular table and says, "You! Jackman, Gibson anda McPherson - piss off! Mr Jarvis and
Electronics Forum | Thu Aug 24 15:54:13 EDT 2006 | davef
It depends. What is: * Storage environment and period * Board laminate, epoxy, and copper thickness of PTH * Down stream process * Etc FR4 0.062" thick boards absorb between 0.08 to 0.1%Wt of moisture within a 24 hour period, and 0.2 to 0.23%Wt in
Electronics Forum | Tue Aug 29 08:11:12 EDT 2006 | davef
"... we've coerced Josh into driving us out to Watson's bay, braving the horrendous parking situation, to visit Doyle's." Good for you, but you could be parking on a sinkhole: http://www.uwsp.edu/geo/faculty/ozsvath/images/winter_park_sinkhole.htm
Electronics Forum | Sun Mar 20 14:47:29 EDT 2011 | floydf
We are going to be placing BGAs for the first time, and I have some questions. Is it recommended top bake all of the boards and all of the BGAs before production? I have had good luck baking boards that didn't wave solder well. It usually turns out
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