Electronics Forum | Wed Mar 04 11:20:19 EST 2015 | jorge_quijano
Hola, I'm about to evaluate our BGA capabilities by using a dummy PCB+Components kit, I'll be evaluating solder paste, pick n place, reflow process & rework method. I have an idea of how to validate these processes. I'm planning to send different sa
Electronics Forum | Wed Aug 07 17:00:04 EDT 2019 | davef
I agree with Chariem. Take a look at this thread [posted by the same author as this thread] on SMTnet: Component Skew during Reflow Process [ https://smtnet.com/Forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=22131&mc=7 ] The
Electronics Forum | Wed Apr 14 19:47:13 EDT 2021 | solderingpro
Sounds like you may have already found the issue: inconsistency from your supplier. Seeing as Gold really doesnt oxidize and you're using an inert environment (N2 I suspect), I would turn my attention to the supplier. You said yourself, the "Shine
Electronics Forum | Mon Feb 14 12:07:47 EST 2000 | Dave F
Leslie: Product screens and tests of prototypes and test vehicles should be tailored for the specific goal and product. I caution your use of equations and test condition information without specific use environments and design conditions. Lawyer:
Electronics Forum | Thu Apr 03 09:27:04 EST 2003 | davef
First, welcome to SMTnet. On your question, are you talking about control charts? If so, here's some background on control charts http://deming.eng.clemson.edu/pub/tutorials/qctools/ccmain1.htm What are you plotting: * Independant variables? * De
Electronics Forum | Thu Mar 21 09:23:35 EDT 2024 | alishakihn
Good morning! I'm sorry to hear about the anomalies you're experiencing with your inline wash. Dealing with foaming issues can be challenging, but I'll do my best to provide some suggestions to help you troubleshoot the problem. 1. Check the Water Q
Electronics Forum | Wed Feb 28 19:44:50 EST 2001 | pzohbon
I am having problems with voids in our soldering process. I believe it to be the fact that we use a no clean flux without control on how the boards are handled (gloves, procedures, etc.) Does anyone have suggestions on the appropriate place to start?
Electronics Forum | Thu Apr 04 09:45:58 EDT 2019 | davef
That's what I guessed. Some ideas to consider are: Reduce usage of flux to the bare minimum. Choose a low solids flux Flux residues can be categorized as soft, brittle, sticky but this depends mostly on the formulation of the flux and the resins
Electronics Forum | Fri Jul 04 12:32:33 EDT 2003 | sam
I need some advice about a problem that happened in a SMT LED: The failure symphoms of this SMT LEDs is that the LED body itself seemed to be functional, but when soldering on the products, it showed good wetting and soldering, LEDs are bright and l
Electronics Forum | Thu Mar 28 19:36:21 EDT 2024 | linux
ensure the nozzle is inserting fulling into the nozzle holder. ensure shaft is lubricated, clean between the magnetics on the shaft. complete nozzle height calibration
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