Electronics Forum | Wed Nov 07 18:54:40 EST 2001 | burg5566
kettering university in Flint, Michigan
Electronics Forum | Thu May 06 22:05:08 EDT 2004 | Ken
Check out dupont.com Lots of good stuff there.
Electronics Forum | Mon Jan 24 18:04:46 EST 2005 | Dreamsniper
=130�C as per IPC-4104/21 What will happen if I expose the PWB Assembly with components to a temperature of between 135'C to 152'C, which is above Tg, for 1 hour? Will there be delamination or possible damage to my PWB? What about with the rests of
Electronics Forum | Fri Mar 18 14:21:02 EST 2005 | Dreamsniper
We are producing control products for the Aerospace Industry both Commercial and Military. I have TQFP 100 fine Pitch in one of my PWB's Solder Side and have no misalignment problems or defects on my part after 2nd reflow. I control my reflow profile
Electronics Forum | Tue Oct 18 14:24:25 EDT 2005 | Don Swenson - Honeywell
Are there any studies that document the benefits of positive etchback? Does positive etchback, particularly plasma, improve PWB reliability?
Electronics Forum | Tue Jul 18 18:53:23 EDT 2006 | Mike F
Is it showing up after wave or reflow soldering, or after hand soldering? If the delamination or blister bridges between traces you have the potential for a short circuit between those traces. A delamination might be repairable, but in most cases i
Electronics Forum | Fri Apr 13 06:03:12 EDT 2007 | bartlozie
No problem in that.
Electronics Forum | Mon Sep 10 08:03:23 EDT 2007 | pavel_murtishev
Good afternoon, What is the difference between your cap and the rest of the PWB? BR, Pavel
Electronics Forum | Mon Feb 02 14:58:59 EST 2009 | pjc
Yes, thanks, I heard that, but also heard there are some formulations that are closed-loop filtration media friendly.
Electronics Forum | Wed Dec 15 08:32:47 EST 2010 | davef
Could it be "crush 2N"? 2 Newtons would specify the setting for the press to production folk.