Electronics Forum | Fri May 20 09:50:10 EDT 2011 | blnorman
Have you checked for ESD?
Electronics Forum | Thu Jul 19 18:15:15 EDT 2012 | jil2000
We have a material that is been stick at cover tape, only 1 supplier is failing and only embossed tape packing is failing. A dark spots between tape and component are observed, we already bake material to se if is humidity, is not. We already apply
Electronics Forum | Thu Sep 05 22:33:28 EDT 2013 | davef
It depends: * If you're talking jars, I'd be as conservative as possible. So, 3 days from when the jar is removed from the frig would be my pot life limit. * If you're talking Semco cartridges, I'd be talking about 10 days from when the cartridge is
Electronics Forum | Mon Nov 07 17:45:37 EST 2022 | emeto
Hello all, Can anyone advise if any standard covers ENIG plated boards shelf life? Or share what you do for bare boards storage and expiration criteria?
Electronics Forum | Thu Nov 10 12:29:57 EST 2022 | stephendo
The G in ENIG is gold. It does not oxidise. Either you are thinking of OSP or your board shop is providing defective boards if your boards show oxidation. It would be the nickel that is oxidising but should be totally covered by the gold. Is there
Electronics Forum | Fri Jan 06 00:03:10 EST 2023 | SMTA-64419298
Hello Evtimov, sorry...just saw post as I was looking through list...a bit late. I don't know if you ever got your answer. IPC-4552A covers EniG finishes and suggested shelf life. I've referred to these doc's quite a bit. Good spec's ! Yes, I beli
Electronics Forum | Tue May 04 18:52:31 EDT 2021 | lasmith132
3 more questions I promise. :) 1. If a populated PCB is put on a ESD safe Rack, is it able to be placed on a Plastic Shelf? 2. If a populated PCB is put in a covered ESD box, is it able to be placed on a Plastic Shelf? 3. Could we put ESD vinyl
Electronics Forum | Fri May 28 12:51:05 EDT 2021 | cbart
1. If a populated PCB is put on a ESD safe Rack, is it able to be placed on a Plastic Shelf? = I would say no, here is why: if there is an esd event on the rack/tray where will it go with no path to ground? being the rack is a generator you are going
Electronics Forum | Thu Dec 15 17:30:42 EST 2005 | GS
Yes Davef, storage condition and long time remaining on shelf could effect pealing strength, but we experimented that by using Polystirene Carrier Tape also this problem was reduced almost to zero. Df, If I am not wrong when you talk about pr
Electronics Forum | Wed Apr 20 11:37:17 EDT 2011 | markhoch
Hello, I'm looking for a supplier for an ESD Cover that I can use to cover my Feeder Tables that are not in use. (I'm thinking of something similar to an ESD Safe BBQ Grill Cover) Does anybody have these, or know where I might be able to find them?
