Electronics Forum | Fri Jul 10 14:23:23 EDT 1998 | Bob Willis
You can get a report and CD ROM on pin in hole reflow assembly from the SMTA main office in the USA. They also have a new report on Double Sided Reflow Design and Assembly. | Hi all . | Thanks to Ryan, Brian , Justin and Dave for the timely help ear
Electronics Forum | Mon Jul 26 06:32:58 EDT 2004 | cyber_wolf
Grant, The only thing that you really gain from refrigeration is a couple more months� shelf life. Refrigeration also seems to slow down flux separation. I am not sure how your paste consumption is, but we use ours up way before the expiration date
Electronics Forum | Fri Feb 03 16:40:24 EST 2006 | Mike
At my last employer, we ran a number of tests to make a "Hybrid" profile work (same profile Joe lists) . It worked great for everything but BGAs. The problem (6 months ago) was using parts not rated for lead free reflow temps. As the market fills wit
Electronics Forum | Wed Oct 04 15:06:57 EDT 2006 | C.K. the Flip
Hmmm.. you are in a pickle then. I have AIM's "Reflow Profile Supplement" where they recommend a Low-Long-Soak (LSS) profile for situations like your's. It's an old-school type profiling approach where you ramp up to 120*C for about 1 min. then soa
Electronics Forum | Mon May 07 16:07:05 EDT 2012 | davef
Start with targets based on the stencil thickness (for height) and stencil thickness times the aperture size (for volume). * Set reasonable upper and lower control limits (+ 25% and –25 % of the targets, for example). * Next, check the printer set-u
Electronics Forum | Fri Nov 03 15:43:20 EDT 2017 | dleeper
IPA and DI water are both very common and effective methods of cleaning PCBAs. http://www.zestron.com/sa/cleaning-applications/smt-electronic-cleaning/pcba-cleaning/aqueous-cleaning.html http://blog.gotopac.com/2010/11/18/ipa-as-a-universal-cleaner
Electronics Forum | Mon Feb 24 17:10:53 EST 2020 | kylehunter
> It looks like one oven is 10years newer than the > other, so if we assume same maintenance routine > you should get another 10 years if life on it. On > the TH side, you know your board complexity - for > me wave have much more
Electronics Forum | Tue Sep 14 08:14:07 EDT 2004 | Rob
Hi, There are "Fluxbuster" or "Rotator" pins on the market - we had to use them a few years ago on a flexy board (with OSP). There is some info from one source at the following link: http://www.isiconnectors.com/mfrs/idi/idipr.htm#Rotator We got
Electronics Forum | Thu Jul 14 01:31:03 EDT 2005 | Ivan R
Hi Pyramus you should`t have a major problem after you wash the board as my crew also run into this problem a few month ago ,, I wash them after but I suggestto run one first it depent who is the paste from I think.
Electronics Forum | Thu Jul 14 01:31:05 EDT 2005 | Ivan R
Hi Pyramus you should`t have a major problem after you wash the board as my crew also run into this problem a few month ago ,, I wash them after but I suggestto run one first it depent who is the paste from I think.
