Electronics Forum | Fri Jul 13 16:45:37 EDT 2007 | losersk8er
The Contamination has proven to be pretty random, lots of stainless steel though in fact two cases in the past two days. As far as I know all machinery is cleaned regularly as well, even the stencil washer itself. The boards we make are 90% (at l
Electronics Forum | Mon Aug 14 13:51:37 EDT 2023 | calebcsmt
I'm actually currently in the process of discussing with stencil MFG regarding the apertures and reduction to see if perhaps it was not optimal for this fine pitch QFN, as just as you mentioned, we have similar products with similar QFNs that do not
Electronics Forum | Wed Sep 18 12:31:16 EDT 2002 | dragonslayr
My suggestion is to conduct a Design For Manufacturing (DFM)study on the assembly in question. Pay particular attention to the pad sizes, component lead dimensions and satisfy yourself that those two factors are correct. Given that pads match compone
Electronics Forum | Mon Oct 03 12:11:18 EDT 2005 | PWH
Soon we will be manufacturing board assemblies on our SMT lines that will utilize both lead and lead free water soluable solder pastes. I have read some discussion about change-over from lead to lead-free jobs related to machine cleanliness, etc. H
Electronics Forum | Thu Sep 19 11:14:45 EDT 2002 | Jim M.
We had lots of problems with bridging on 15.8mm pitch, QFP17-160 at the start.The board was .032 thick, double sided-six boards to a panel. Here is the problems (not neccessarily in the biggest to little but as i remember them) and solutions that he
Electronics Forum | Fri Jul 21 12:34:31 EDT 2017 | svfeingold
Hi Sumote, thank you for the advice! I actually visited the K&S service center, they are the company that now handles the Assembleon line. They have service/training techs there who have been around since it was part of Philips and are very familiar
Electronics Forum | Sat Jun 12 19:48:47 EDT 2010 | bootstrap
I like what you're doing. 20 years ago anyone, hobbyists and tiny garage-shop companies could create electronics devices just as sophisticated and cool as big corporations. Today, SMT has largely trashed the creativity (and competition) that existe
Electronics Forum | Sun Apr 25 12:05:50 EDT 1999 | Chrys Shea
| | | Has anyone had trouble waving and gluing 0603 R's and C's? At my company, our designers have "opened the floodgates" on bottom-side 0603's. | | | | | | We've got an EPK+ with rotary chip and omega wave but can't seem to get skip-free solderin
Electronics Forum | Mon Apr 26 09:18:27 EDT 1999 | C.K.
| | | | Has anyone had trouble waving and gluing 0603 R's and C's? At my company, our designers have "opened the floodgates" on bottom-side 0603's. | | | | | | | | We've got an EPK+ with rotary chip and omega wave but can't seem to get skip-free so
Electronics Forum | Thu Oct 12 22:16:59 EDT 2000 | Dreamsniper
Hi Guys, I'd like to share this to all of you...you can start playing with the rests...Stated prices, if not indicated, are in Aussie $ or Singapore $. Stencil Printing Adhesive Pros a) Less Capital Equipment Cost (Short Term). In reality it is f
