Electronics Forum | Thu Mar 29 02:46:25 EDT 2012 | johndoe0222
My company is doing a project with a lot of QFN. The question that we are not sure is how to properly solder a QFN on a PCB. QA says The alignment tab on the side of the QFN should have a physical solder from the board, like a leaded chip. After refl
Electronics Forum | Fri Jul 15 13:58:32 EDT 2005 | seaK
Our production is putting QFN40 and QFN56 package on board. With 80% opening on terminal, 40% on thermal pad, we found QFN56 100% forming toe fillet, but it does not work out the same to QFN40. We suspect it's because of the weight of component.....
Electronics Forum | Fri Mar 23 05:49:53 EDT 2007 | davef
Can the P&P machine 'learn' the QFN package that's giving you fits?
Electronics Forum | Fri May 23 12:34:19 EDT 2008 | rgduval
We've used hot-air guns in the past to rework QFN's and DFN's. Cheers ..rob
Electronics Forum | Wed May 28 08:58:46 EDT 2008 | mattkehoe
Wayne, lets talk about QFN's off line. Matt Kehoe SIPAD Systems INc. 770-475-4576
Electronics Forum | Tue Jan 12 15:29:40 EST 2010 | davef
What is your concern regarding voiding in QFN solder connections?
Electronics Forum | Mon May 31 22:52:14 EDT 2010 | fujiphil
I think placing QFN in CP6 will be no problem....
Electronics Forum | Thu Mar 29 10:28:40 EDT 2012 | thanh
Your QA don't know nothing about QFN. look at Bill Axler post, he was 100% corrected.
Electronics Forum | Fri Apr 06 11:01:34 EDT 2012 | umairzameer
Agree with Reese with my experience with QFN parts it is the reflow.
Electronics Forum | Tue May 21 09:16:28 EDT 2013 | hussman
What size QFN? What stencil design and thickness are you using.