Electronics Forum | Wed Mar 04 22:24:28 EST 2015 | SKR
We are using Nutek NTM4910-XL laser marker to etch 2D barcode on all our boards. We added solid silkscreen box on all our boards to create contrast. When we laser etch them, we just burn the silkscreen box so that we can see the soldermask under it c
Electronics Forum | Wed Mar 04 11:05:28 EST 2015 | ercdave1
Good Morning, I purchased this machine a while back and repaired a few issues with the plc. now the machine runs good as far as I can tell. unfortunately it looks like this machine requires special files with extension "PLS" and "PLX" to run. does
Electronics Forum | Wed Mar 04 13:06:45 EST 2015 | cyber_wolf
A full blown analysis could become very expensive. There are many test that can be performed. 3D acoustic microscopy, X-ray, Dye and pry,and I'm sure the list goes on. Typically, a micro-cross section report of the BGA solder joints will show you w
Electronics Forum | Fri Mar 06 10:11:02 EST 2015 | eezday
Hello Adriano, I see that you have ran several test with differnt valumes of solder paste which is a reasonable path. Have you run any solderability tests? Head in pillow is usually considered a solderability problem. Also, what type of plating a
Electronics Forum | Fri Mar 06 12:02:45 EST 2015 | emeto
Hello, I see you checked your options in stencil design, but did you check the pad design on the board itself? May be the board has to be fixed. We run some dual row QFNs and never had a problem. I would examine the pad design and the finish of the
Electronics Forum | Fri Mar 06 12:02:00 EST 2015 | barryg
Hello out there, We have a Novastar EWS-310 wave solder machine. We have been running it for about a year. Sometimes when running boards the spray fluxer will just stop. This does not happen all the time, sometimes not at all. We have to completely
Electronics Forum | Wed Mar 11 12:02:32 EDT 2015 | mahsa
There are many PCB manufacturers around, but I really like pcbbasket as their quality is good and cost is very low, plus you can select the manufacturing time. So you get reasonable pricing with good quality. Check out: https://www.pcbbasket.com/Expr
Electronics Forum | Wed May 27 02:37:13 EDT 2015 | julie0711
high quality PCB with lower price, That is what King Sun PCB technology company can do for you,Increasing 15% profits for your company. an advancing with The Times of PCB manufacturers have UL certification, advanced technology and years of experien
Electronics Forum | Thu Aug 31 09:07:38 EDT 2017 | hxamalia
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Electronics Forum | Wed Mar 11 18:28:03 EDT 2015 | gregoryyork
Hi its undercured solder resist which leaves a clear waxy/oily residue and can be seen as brown tar/oil in the molten solder wave. This also causes MicroSolder Balling and some snail trails of solder pick up and worst case bridging and peeling resist
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