Electronics Forum: standard for leaded smt (Page 10 of 30)

Looking for AOI programming tips, tricks, info

Electronics Forum | Sun Oct 17 11:26:36 EDT 2010 | methos1979

New to this forum and AOI. After an exhaustive search and review my company purchased our department a Mirtec MV-3L desktop AOI system. We use a combination of SMT and through-hole components in our product. I am currently learning to program th

PCB finish for vapor phase oven

Electronics Forum | Wed Mar 12 15:26:46 EDT 2014 | dan_ems

Hello, in my SMT process I have some problems with the solderability (look like dewetting) on a PCB with finish HASL Lead Free with a composition that is melt at 230 degree Celsius. My oven is with vapor phase and the peak temperature is 230 degre

Re: Reflow oven for solder side components??

Electronics Forum | Wed Aug 11 15:48:54 EDT 1999 | JohnW

| We are using a mixed technology process with mostly through-hole parts plus some SMT IC's on the component side and some passive SMT parts on the solder side. We do not have a proper wave soldering machine for doing solder side SMT (double wave or

Looking for SMT spare parts (Siemans)

Electronics Forum | Wed Aug 29 10:03:09 EDT 2012 | rway

Just to follow up, I have located the parts I was seeking for our Siemans S25 machine from Emil Mann at Global SMTservices (globalsmtservices@yahoo.com). PH: 404-200-4637. Just in case someone else may need a good lead for spare parts.

Lead Free soldering profile for SMT

Electronics Forum | Wed Jun 11 17:16:12 EDT 2003 | MA/NY DDave

Hi I had to poke around awhile to see what you meant. I think you were at an advanced level where IF he knew the MSL ratings of his devices he should constrain his profile within the component mfgs tests for exposure to various profiles, or at leas

Component Zero Orientations for CAD Libraries

Electronics Forum | Fri Jan 04 21:58:03 EST 2008 | mika

Hi everybody out there, A little interesting something for all of us of how to handle the cad-component orientation in regards to cad import into your SMT-machines S/W (Fuji Flexa, FujiCam, UIC, Siemens, Pana, Mydata or Whatever). We have struggle f

Safety equipment for servicing solder wave

Electronics Forum | Thu Aug 21 14:23:56 EDT 2003 | kenBliss

In order to service your wave solder machine safely, the following needs to be understood. Ladling dross out of the machine and putting it in into a coffee can or similar is not safe and puts operators and other employees at risk. Protecting the se

Re: here's one for you board stuffers!!!

Electronics Forum | Tue Jan 12 10:18:36 EST 1999 | Russ Steiner

| Any idea what the "industry standard" is for fall out on assembled PCB's? I realize that the controls put in place in your processes will effect your overall quality. But I'm trying for a general answer. On pre-tested assemblies, should you exp

Re: Dummy Pads for Bridging Problems

Electronics Forum | Mon May 11 17:35:01 EDT 1998 | Steve Gregory

On 11 May, 1998 Todd wrote: | We are having continuous bridging problems with the trailing | leads on a 26-pin D-sub through-hole connector. The pitch is | 0.100". The connector is going through the wave at approximately | a 20 Degree angle. Does

What is the QFN or Device Voiding Levels Needed for Automotive Industry for Power Devices for Electric Vehicles?

Electronics Forum | Fri Mar 17 21:38:55 EDT 2017 | jlawson

I think the main driver is MTBF data driven by the Car OEMS, mainly german makers pushing this onto suppliers in supply chain. Vacuum soldering and void reduction is a hot topic for the leading electronics suppliers in Germany at the moment. Is not r


standard for leaded smt searches for Companies, Equipment, Machines, Suppliers & Information

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