Electronics Forum: internal (Page 22 of 89)

Wave Changeover-Hints -Tips?

Electronics Forum | Mon May 15 08:53:52 EDT 2006 | aj

Hi All, Due to carry out the Bath Changeover this weekend. I have an Electrovert Econopak- 550 kg bath. We are not replacing our internal components i.e nozzles/pumps etc. until we really have to. Has anyine carried out there changeover yet and ha

Thermal Profiler Shield

Electronics Forum | Thu Jun 01 07:50:16 EDT 2006 | samir

Another nuisance with the new SlimKIC - even for Sn-Pb paste we run a little hotter peak temperatures - you can't run another one in succession because the "internal" temperature is too high as well. Typically, I have to put the unit underneath a fa

Thermal Profiler Shield

Electronics Forum | Thu Jun 01 10:08:59 EDT 2006 | ratsalad

I sewed a sock out of a Nomex/Kevlar blend fabric because we had the same problem with our profiler. It works great. After one run through the reflow oven, the internal temp rises by about 5 degrees C. It used to go up by about 20-25 C. I can pic

Tantalum influence on other components

Electronics Forum | Wed Jan 17 07:55:11 EST 2007 | pavel_murtishev

Vladimir, Phil J is right. Tantalum�s moisture vapor outgassing is the root of the problem you are searching for. Internal pressure of entrapped moisture becomes very high in reflow zone. Vapor jet shifts your components and affects BGA�s bumps. Bak

Press Fit Connector pin protrusion in Backplane

Electronics Forum | Thu Feb 08 00:40:37 EST 2007 | Scott

I think that as long as the compliant portion of the pin is completely in the board, pin protrusion should not make any difference. I have seen some large Aerospace companies internal specifications and the two requirements seem to be that the compli

Leadfree Wave Erosion

Electronics Forum | Fri Apr 20 03:41:50 EDT 2007 | aj

Hi All, We did not change our internal Solder pot components (stainless steel)when we switched to Leadfree Alpha SACX . Running approx: 1 year now and I carried out checks yesterday and we have some signs of erosion. Did not expect to see this so s

Electrovert - MiniPak 300, FDC 450 controls, setting Threshold

Electronics Forum | Tue Jun 05 17:27:33 EDT 2007 | pjc

Try ECD tech support at 800-323-4548 ECD 4287-B SE International Way Milwaukie, Oregon 97222-8825 U.S.A Telephone: +1 503 659 6100 or +1 800 323 4548 Fax: +1 503 659 4422 E-Mail: ecd@ecd.com

Wave soldering : pin to SMD distance

Electronics Forum | Thu Jun 07 18:09:21 EDT 2007 | stephan

We noticed unsufficient soldering on some 0805 chips located between pins from a plastic bloc connector . All chips are soldered with 45� angle. Flux quantity , preheating , contact time and PCB quality was checked. Do you know any international stan

Temperature Probes for Reflow Profiling

Electronics Forum | Wed Jul 11 11:37:13 EDT 2007 | pjc

ECD has them (thermocouples for profiling) for about $35 each or a set of 5 for $170: ECD Global Headquarters 4287-B SE International Way, Milwaukie, OR 97222 Phone: +(1) 503-659-6100 Fax: +(1) 503-659-4422 http://www.ecd.com E-mail: ecd@ecd.com

PC Board Guidelines

Electronics Forum | Thu Sep 20 13:06:37 EDT 2007 | hussman

Acualy same supplier, but they have 7 different facilities. Changes in prepreg thickness from lot to lot is the big deal, since internal shorting occurs form time to time. Just wondering if there was a spec I could use to force them to use the same


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