Electronics Forum | Thu Jun 26 09:09:27 EDT 2008 | kmeline
The pad size is okay. I have also requested the manufacturer's recommend reflow profile. I have seen some issues with 0402 caps that we run also but for the most part solder paste does okay. I think the cap issues is stencil related. Still trying to
Electronics Forum | Tue Sep 09 16:04:25 EDT 2008 | allan99
I don't think so if your process is a just in time rework, you have just to develop a profile at your rework station for each component and also clean the place (board) properly. If your process is not a JIT rework, you must have to bake the boards,
Electronics Forum | Mon Dec 29 07:23:57 EST 2008 | ghenning
Watch out for workmanship specs. I don't believe this is covered under IPC-A-610. You may have to write your own. Alignment of the fixture and coplanarity of the bar and substrate are key. Also, pay close attention to stencil aperture and thicknes
Electronics Forum | Thu Jan 22 09:24:14 EST 2009 | soudomphong
Hi, I am looking for a cheap Siemens safety contact relay for S-20 machine also call K2 relay. 3TK2804-OAC2. Anyone with info please contact me via email. I am also need to know the different between these two relays 3TK2804-0BB4 and the above metion
Electronics Forum | Fri May 15 19:20:47 EDT 2009 | jlawson
if you have a budget for new machine, laser depanelising is pretty good for flex PCB as no physical stress on PCB like mechanical routing, thus fixturing is easier and less prone to moving the flex while cutting. Laser systens can also cut FR4 standa
Electronics Forum | Mon Jul 20 04:37:23 EDT 2009 | jdumont
We have used some sealed steel cabinets and a nitrogen generator (Balston 75-79 model) for about a dozen years with no issues at all. Humidity levels average 1% - 5%. We also just bought a couple of XDry (Totech) desiccant cabinets (XD2-1104-02) for
Electronics Forum | Fri Mar 05 12:25:02 EST 2010 | leemeyer
Hi all I have an opportunity to purchase a lightly used Super M.O.L.E Gold profiler along with the Auto Mole Xpert oven setup package. Can I get some opinions on how well the predictor and oven setup works. Also is the software user friendly? I would
Electronics Forum | Fri Apr 30 00:20:33 EDT 2010 | sudhir14
We are using QP fuzi m/c during the placement of comp. PCB is fixed & placement head is movable This component is placed at last but still we are getting the problem Comp. is placed with slowest setting also slowest comp. transfer speed of nozzle h
Electronics Forum | Tue Jun 29 14:44:26 EDT 2010 | rgduval
There are some good suggestions here...reflow pallets, and copper balancing. We would also suggest verifying that your problem is not caused by moisture. How much time passed between first side and second side reflow, and how humid is the environme
Electronics Forum | Mon Jul 26 05:38:15 EDT 2010 | chrislyttle
Could anyone recommend somewhere i could order a new AIPH4090 2.5mm nozzle for a Fuji IP2? I tried Fuji but they tell me that its no longer available from them and they have no alternative. I also might need to order extra feeders along with it.
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