Electronics Forum | Mon Nov 17 09:47:25 EST 2008 | cisridn
I would not recommend doing BGA soldering with only a hot air gun. I have done it in the past, but the boards would eventually come back from the field because the solder joints did not form correctly and the BGA would have to be reworked again. I
Electronics Forum | Thu Feb 26 11:47:46 EST 2009 | exsydeco
define what you mean my "homework"? if it has got to do with the law, then i admit that i did not do enough "homework" i did not generalize China products as poor quality, i did say that some products from China is produced in good quality. In other
Electronics Forum | Fri Apr 10 07:52:16 EDT 2009 | davef
On cure checking, we have this undated note from Jack Crawford at IPC * IPC-SM-840C "Qualification and Performance of Permanent Solder Mask" has several Test Methods for different types of solder resist material, but probably the only applicable one
Electronics Forum | Wed Apr 29 10:08:52 EDT 2009 | wavemasterlarry
I like to cook my lunch thru the ovens on 2nd shift. just heat it up more than anything else - but it works. I think if you just get the right heat into the food it will kill the bacteria. Now I prefer convection over IR. Call me old fasioned, bu
Electronics Forum | Fri May 01 22:22:20 EDT 2009 | rodrigo
We didn't leave them swapted. They were placed in the original position until we got the replacement. What has me puzzled is that it worked for one panel correctly. I want to answer the other posts here too ... SA-6 is for Z2 The amp showing 7 is f
Electronics Forum | Tue May 19 09:40:33 EDT 2009 | cyber_wolf
Subject: What placement platform/manufacturer will dominate the future of sub-contract? or OEM for that matter. I have worked multiple placement platforms over the last 20 years. I have worked with Dynapert,Celmacs,Fuji and contact systems to name a
Electronics Forum | Mon Jun 01 09:03:18 EDT 2009 | sys_steven
This is a most INTERESTING thread! Every Pick and Place machine has its plus side and negative. Having worked on both sides, broker/service and production, I think I have a unique perspective on this. Over the years our market has changed to be mo
Electronics Forum | Tue Jun 02 17:45:46 EDT 2009 | boardhouse
Hi Nicoleta, As a board shop, either are good choices but in my experience with my customers ENIG has alway been the favorite due to it is easier to work with in regards to not having to tweak your equipment. As long as the board shop that you are u
Electronics Forum | Tue Jun 02 07:31:55 EDT 2009 | scottp
Early on when we started looking at BGAs we tried dipping. We've done it in production for a couple decades with flipchips. Dip fluxing BGAs worked fine in the lab but we ended up starting production with screen printed flux for cycle time reasons.
Electronics Forum | Fri Jun 12 12:01:07 EDT 2009 | sadamson
Hi I work for Asymtek, so you know my affiliation up front. I just want to mention that Asymtek makes conformal coatings sytems from Bench tops to full auto in- line systems. We have applications labs in the USA and around the world to help companie