Electronics Forum | Thu Nov 04 15:06:33 EST 2004 | dramos1
Hi Russ, Thanks for the input. We already check our subcontractor mounting of the connector on the board and it seems that the problem is related to some batch of connectors from their vendor. Anyway, i believe that your suggestions on the agreement
Electronics Forum | Mon Jul 22 09:53:13 EDT 2019 | kylehunter
Hey all! As background, I recently purchased a full SMT line for my company. We have a DEK 265, an assembleon opal xii, and a Heller 1500. Currently our jobs are leaded, and the heller is working perfectly. An upcoming job that we are potentially g
Electronics Forum | Tue Dec 17 13:42:04 EST 2002 | robf
There are a few emerging technologies that have been growing in popularity for the past few years. Pin through paste, press fit connectors and selective soldering machines seem to be displacing custom fixtures. Most of the mixed technology boards o
Electronics Forum | Thu Nov 04 09:00:01 EST 2004 | russ
As stated by others you are out of IPC compliance, However, There are allowable deviations to the standard as long as the purchaser and manufacturer come to agreement that the non-conformance will not affect form fit or function. I would recommend
Electronics Forum | Wed May 23 19:07:40 EDT 2001 | davef
These installation procedues will get you started http://www.teradyne.com/prods/tcs/products/hpi/vhdm/techbull.html
Electronics Forum | Sun Aug 01 11:39:41 EDT 2004 | Andrew
I am seeing high rate of open joint at NexLev connector and also BGA warpage issue with 52 mm Hyper BGA.anyone has the same experience?
Electronics Forum | Wed Jul 05 16:26:51 EDT 2006 | flipit
I had one SMT process engineer using rubber bands to hold a connector on second side reflow. Even the operators told him he was nuts. The zero stick through on leaded devices has come up several times for me. We clip leads first and pin in paste t
Electronics Forum | Tue Feb 23 12:56:03 EST 2010 | vleasher
Is there any harm in washing SMT soldered with NoClean paste? The PCA has some large thru-hole connectors that we would prefer to do as water soluble on out selective solder but the SMT consists of LGA's and other low parts that we would not be able
Electronics Forum | Thu Feb 25 10:21:49 EST 2010 | jdumont
My guess would be that the adhesive used on the dots contains silicone. We use 1B73 which is also acrylic and it hates silicone. We use silicone RTV to permanently mask around some connectors and unless its fully cured before coating it will cause l
Electronics Forum | Tue Nov 01 16:09:38 EDT 2022 | kamedatec
The machine had the Auto Tray installed but was removed to put here in the company because the machine was bigger than my elevator. The owner told me it was working, which made me waste time testing all possible settings, electronic cards and cables.
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