Electronics Forum | Wed Nov 15 09:36:27 EST 2006 | Board House
Hi AJ, The biggest mistake in the industry today is documentation for lead free assembly required product. We are still seeing prints coming in saying Lead Free / High TG FR4. When in reality standard FR4 170 Tg. material is considered High Tg. and L
Electronics Forum | Mon Sep 08 11:53:15 EDT 2008 | aqueous
Here are links to articles on that subject: Can You Clean a No-Clean Assembly? http://www.residues.com/pdfs/Circuits%20Assembly%20Articles/2003/low%20res/2003.01-Can%20You%20Clean%20a%20No-Clean%20Assembly%20-%20Circuits%20Assembly.pdf Component
Electronics Forum | Thu Jun 11 10:02:36 EDT 2009 | dyoungquist
Our cleaning process involves the assemblies being completely immersed in the water bath of the ultrasonic cleaner. The assembly has a QFP44 on it. Customer stated that when these assemblies have been cleaned with water in the past (at a different
Electronics Forum | Mon Dec 21 12:20:52 EST 2009 | MLD
Here is my question to the Guru's on this site. Lead free boards to go though Wave / reflow - and then sent through a water wash 2 day's prior to Hand assembling a 50mil ribbon connector. This is a 4 layer board with 2x2116 pre-preg (.036 1/1 5x762
Electronics Forum | Mon Jan 04 21:32:40 EST 2010 | boardhouse
Conductive Anodonic Filament My worry is that any extra moisture added to the Lead free Material during assembly may cause this Conductive filament to grow within the material weave. They are water washing after through hole assembly and then after
Electronics Forum | Thu Sep 08 12:50:39 EDT 2011 | deanm
We use both the black conductive and blue static dissipative ESD totes in the production of Class 3 military electronic assemblies. In some cases we use ESD bags, but most board assemblies are placed directly in an ESD tote with a lid. The totes cont
Electronics Forum | Wed Dec 20 13:40:11 EST 2000 | Roland
ECA- Electronic Component Assembly, Electronic Control Amplifier, Examination, Certification and Analysis (performed during IQT, Electronic Commerce Association,European Crystallographic Association, electronics contract assembly, Eastern Communicati
Electronics Forum | Tue Sep 05 16:02:18 EDT 2000 | Dave F
Wussamatta with PC Fab? Other than PC Fab, try: � SMTnet Industry Directory lists 250 (or so) fabricators � Printed Wiring Board Resource Center, Printed Wiring Board Facility Directory (http://www.pwbrc.org) has a huge shop listing by US state � As
Electronics Forum | Thu Nov 04 11:03:24 EST 1999 | Chris May
We manufacture opto-electronics, small ccd cameras for pipeline inspection. I was wondering if anyone knew of a standard value for the recommended humidity of an assembly environment for optos in particular or for general electronic assembly. We had
Electronics Forum | Mon Aug 30 13:48:26 EDT 1999 | Prashant Vithlani
Can anybody can give me feedback on odd form assembly equipment manufactured by DT Industries (Assembly Machine. Inc., Cherie, PA) and PMJ automec Corporation(Finland). I would like to know about these companies product development techniques, manu
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