Electronics Forum | Wed Apr 04 08:45:37 EDT 2007 | meritajs
Hi, colleagues! We only start using pb-free tehnology Our wave have foam fluxer What kind of flux would be best if we will use Sn100 solderbar What is your experience Best regards Peter
Electronics Forum | Wed Apr 04 10:48:25 EDT 2007 | pjc
Indium Corp. has some, 3549-HF and 3590-T, both are OK for foaming. Most of the better performing newer fluxes require spray application for best performance. Alpha, Kester and others have wave fluxes too. http://www.indium.com/products/circuitboar
Electronics Forum | Mon Jan 14 02:22:51 EST 2008 | ilona
David, why not contact the current suppliers of selective soldering systems for a copy of their layout specs? Surely we all would be interested to provide potential customers with the info they need to evaluate a process applicabilty or to design bo
Electronics Forum | Thu Jan 03 08:02:48 EST 2008 | dstevenson
hi all and a happy new year, does anyone know if there are any industry best practices for board design in terms of selective soldering?? Whilst right now the product portfolio of my company is not suitable for the introduction of a selective solderi
Electronics Forum | Tue Nov 06 10:28:58 EST 2018 | davef
Media Links IPC Global Insight This weekly electronic newsletter includes IPC news and multimedia information on manufacturing and management best practices and solutions, new technologies, standards, government relations and environment, health and
Electronics Forum | Sun Apr 12 21:37:52 EDT 2009 | padawanlinuxero
HI !!! We have the same oven! and yes profiling is hard, but not that bad. Check with the solder paste company for information, right out of my head dont remember for the temps that we use on mondayIcan show you my profile so that youhave an idea
Electronics Forum | Mon Apr 13 12:32:55 EDT 2009 | ericthered
That would be great Armando, thanks. Also, what changes might I make with metal clad light boards (LED). heat transference is tricky with these and the solder is not wetting well.
Electronics Forum | Fri Mar 27 10:04:51 EDT 2009 | ericthered
We have been having problems with proper wetting when running mainly lead free but also leaded solder in our Ersa Hotflow 3. Solder either often looks grainy or doesn't flow over the whole pad. This is generally the case when my profile is 170 firs
Electronics Forum | Thu Feb 27 18:07:13 EST 2014 | emesystems
The ISL12020 real time clock comes in a 20 lead DFN, and includes a 32kHz crystal in the package. The terminals of the crystal and oscillator come out to external pads and are highly susceptible to leakage to the neighboring power supply pins. With
Electronics Forum | Fri Nov 25 15:52:40 EST 2011 | davef
"IPC-2221 - Generic Standard On Printed Board Design" talks to fiducials. Anther take on fiducials says they shall meet the following requirements. * Make fiducials 1 - 1.5 mm diameter circle. * Cover fiducials with tin. * Keep solder mask opening at
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