Electronics Forum | Mon Dec 20 19:09:54 EST 1999 | Chris
If your flex circuit is only populated on one side, you can have the PCB vendor palletize the flex for you. What you do is have the flex circuit laminated to 062" FR4 using a thermoset adhesive like Dupont WA. Standard flex circuit adhesive. Howev
Electronics Forum | Mon Jun 20 02:43:55 EDT 2011 | milroy
What is the correct FR4 for RoHS? This PCB is a 4layer board. When we get the boards from the supplier they are properly packed in vaccum sealed bags without HIC card but there is desicant in side.
Electronics Forum | Mon Dec 20 17:34:17 EST 1999 | Dave F
Ron: Chris is correct that there is a bunch of fixture fabricators that make good products that will serve your purpose. Other fixture fabricators can be found in the archives. Problems with these fixtures are: 1 Out-rageously expensive 2 Very lo
Electronics Forum | Tue Aug 31 12:42:45 EDT 1999 | Charles Barker
****************************************** ***************** HELP! *************** ****************************************** We are having a special ceramic smt board made. The boards are 16-up arrays that have smt pads on both sides. Only thre
Electronics Forum | Wed May 19 11:01:17 EDT 1999 | Vince Whipple
Wes, I have been involved with many customers changing over from an alcohol based no-clean to a VOC-free process. The change-over can be made easier by such things as air movement, convection preheat, "drains" or reliefs in pallets (if used), contr
Electronics Forum | Wed Jun 25 03:49:17 EDT 2003 | M.DAttilio
Hello everyone, my company produce Alumina PCB. Till now we mount ceramic BGA on alumina substrate, but now it's hard to find ceramic components so we'd like to mount plastic BGA on this kind of substrate. Do you know problems about it? Please, if yo
Electronics Forum | Tue Jul 27 15:37:35 EDT 2010 | bandjwet
Can someone recommend a vendor for underfill for a flip chip on FR4 application? This would be someone with actual availability in the US (as opposed to the many others with stock in China). Thanks Bob Wettermann BEST Inc
Electronics Forum | Tue Jul 27 15:57:40 EDT 2010 | scottp
We use underfills from Namics and Lord Corp in our US plants for flipchip on FR4.
COT specializes in high quality SMT nozzles and consumables for pick and place machines. We provide special engineering design service of custom nozzles for those unique and odd components.
2481 Hilton Drive
Gainesville, GA USA
Phone: (770) 538-0411
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