Electronics Forum | Thu Aug 30 21:25:17 EDT 2012 | kahrpr
And that is where I see the problem. When companies have failures that are unexplained they blame ESD. It’s the scapegoat failure. And the industry through fear has us so paranoid We have companies worrying whether if your hair is 2 inches long or 3
Electronics Forum | Wed Oct 03 19:28:58 EDT 2012 | rgduval
Given that you're seeing it on nearly every part, we tend to lean towards Dave's explanation. We wouldn't expect outgassing from the pad to be an issue (at least, we've never heard of it before, which doesn't, necessarily, eliminate it as a potentia
Electronics Forum | Thu Oct 25 13:33:18 EDT 2012 | cyber_wolf
Ken, The photo looks like results I have seen because the gold flash was too thick on the board. This causes a condition known as gold imbrittlement. You may want to get an analysis of the plating thickness. I'm not real experienced with immersion si
Electronics Forum | Wed Sep 26 07:40:30 EDT 2012 | highmillr
I had this problem at another plant with the UP 2000....When the machine resets, The left and right side of the conveyor misaligns, causing the conveyor to be tight on the loading end and boards falling out of the unloading end. or vise versa...the t
Electronics Forum | Thu Oct 18 15:33:03 EDT 2012 | jackofallmasterofnone
2) The conveyors do not show any signs of life when powered on. No lights, no sounds, no movement. 5) The router tracks the boards movement through the facility, and it also directs the employee to the tools and work instructions required for each
Electronics Forum | Sun Nov 18 11:21:09 EST 2012 | kahrpr
Cost to mark them. Some of the cap manufactures do not have the equipment to do it. They have older lines and to retrofit them is cost prohibitive. A lot of OEMs do not want the values of everything on the boards so they are harder to reverse enginee
Electronics Forum | Wed Nov 07 21:36:17 EST 2012 | davef
Multiple process and rework thermal cycles are brutal on boards and components. Improving reliability of products through reducing thermal stress ends-up being a major driver to the interest in lower MP LF solders. Binary LF solders require the addit
Electronics Forum | Thu Nov 29 11:06:47 EST 2012 | davef
Approaches to getting started are: * Most batch cleaning equipment suppliers provide both open and closed loop options on their machines. Talk to them about upgrading your machine. * There are companies that specialize in supplying closed loop system
Electronics Forum | Mon Dec 03 16:05:55 EST 2012 | emeto
Hi all, We are going to evaluate new LEAD-FREE solder paste. We stopped our attention on 3 manufacturers but the variety of products is so big. What would you recommend for a daily basis use? Is SAC305 the most commonly used alloy? We are a subcontr
Electronics Forum | Wed Dec 05 13:19:23 EST 2012 | markcsi
We have an SMT-5000 that we have been using for many years, but up till now the smallest device was SOIC, SOT23 type devices. Now I have designed a board that has a 24 pin TQFN-EP device and a 10 pin LFCSP_W device. I am concerned that this is be
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