Electronics Forum | Mon Apr 09 09:39:40 EDT 2018 | justconmac
Having an issue with tracking for the Vitronics Soltec Delta 3. Wave will not give error on "expected PCB at exit" but will still show 1+ pcb's in the wave when the machine is empty. This is causing solder pump to idle unnecessarily. Outfeed sensor i
Electronics Forum | Mon Apr 09 16:00:46 EDT 2018 | slthomas
Yes. I'm at a loss as to how to best approach this. I think the giant blob of solder is just going to behave more like a lubricant than anything else. The thing is, I would like to at least try the manufacturer's recommendation once (and this bui
Electronics Forum | Tue Apr 10 08:37:36 EDT 2018 | davef
Hi Steve ... I found nothing in the manufacturers "paper" to help. Comments are: * I agree. No blobs. Solder on the thermal pad should me minimized. Too much solder will float the component. Old timers used to talk about 50-80% coverage. * If you'
Electronics Forum | Wed Jul 18 17:09:45 EDT 2018 | slthomas
Update - next run started out horribly so went to another stencil design. Reduced thermal pad coverage by about 40% with 4 panes, with cutouts to avoid the vias. Worked like a charm for 10 boards (90 parts). I think we're finally on to something.
Electronics Forum | Mon Apr 09 15:02:00 EDT 2018 | rodrigo
Hi all, Does anyone know the "preferred" PC setup to install F4G? We have several PCs but it only fully works on an old celeron PC that is extremely slow. In most other either the CP6 optimizer or CAD converter do not work. We have 2 lines with the s
Electronics Forum | Wed Apr 11 14:41:29 EDT 2018 | charliedci
We have used DEK for over 12 years, can remember only a handful of times they mis cut a stencil and have always stood up and replaced at no charge with no argument. Have missed their "same day" shipping a bit of late, but overall we're very satisfied
Electronics Forum | Wed Apr 11 20:27:34 EDT 2018 | kellogs54
Hi All, Sorry if this seems a stupid question but we been having a huge amount or parts rejected on our placement machines. I started looking at the placement program and found the part tolerance date seems to tight. Before I go and open the tolera
Electronics Forum | Thu Apr 12 08:14:43 EDT 2018 | cyber_wolf
The way to determine correct pressure (in my experience) is to start out at what you would consider to be a low sq. pressure setting. You are looking for it to leave a slight film of paste on the stencil. Start increasing pressure in small incremen
Electronics Forum | Thu Apr 12 09:12:19 EDT 2018 | san_jeev490
Hello, currently I am being getting solder pot contamination test form my supplier and results found okay to except. during the audit question was raised on historical data analysis, I request can some help me by sharing excel graphical template to
Electronics Forum | Fri Jun 08 01:25:02 EDT 2018 | buckcho
Hello, good choice! Koh young makes great reports for cpk. Only one advice. If you take 50panels from production and your cpk seems low, try to group the different kinds of components. Because also cpk on a whole panel would be not good number as wel
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