Electronics Forum | Fri Jan 15 11:40:37 EST 1999 | Bob Willis
| | I am experiencing a problem with a surface mount coax connector that over time pulls loose from the PWB. The connector has 4 small gold plated leads and we are soldering it to a flash gold board. A cable plugs into the connector and puts some c
Electronics Forum | Mon Aug 09 14:58:33 EDT 1999 | Earl Moon
| | Earl, why don't you post this ALSO in the "Mart". Is there a reason? | | | | | | | | | | | Folks, | | | | | | | | | | Probably not the forum, but forgive me as I am but a dog as described by Justin and admitted by me. However, I am looking fo
Electronics Forum | Thu Jun 04 15:41:07 EDT 1998 | Chrys
| If you could measure and chart 3 variables in my process, what would they be? | The boards that I produce are on panels that are 12up and 2x4 up. All boards are single sided paper base w/o plated thru holes. They are on scored panels that measure
Electronics Forum | Wed Jun 10 18:40:00 EDT 1998 | Earl Moon
| I am looking for the Industry standards on vias. Are they required to be plated with solder or is copper plating enough? What about reliabilty with either one? Also, if tenting the via is required should it be copper plated or solder plated over
Electronics Forum | Tue Jan 29 20:14:54 EST 2002 | davef
Please help us understand your situation better by describing the following: * Component [ie, PTH/SMT, type of component, lead finish you expected/ received, etc.] * Board type [ie, type of board FR-4/CEM/ceramic, etc.] * Solderability protection on
Electronics Forum | Fri Sep 24 11:08:13 EDT 2004 | davef
We're not sure what you mean by temperature sensitive components. From an assembly process stand-point, every component we use is temperature sensitive to one level or another. More specifically, some of our products use polyphenylene sulfide (PPS)
Electronics Forum | Wed Sep 20 17:06:23 EDT 2000 | jackofalltrades
On the Vitronics/Soltec Wave Soldering Machines, we have no problems with the hot air knife (called a "Select X De-Bridging Tool" by Vitronics). We have both Delta's and Delta Max's. We have used both air and nitrogen with no problems. When using a "
Electronics Forum | Thu May 13 16:16:33 EDT 1999 | Chrys Shea
Hi Guys, I am going to be graced with the good luck of processing microBGA's in the near future. A bit of a step forward from printing 20-mil pitch and wave soldering 0805's, wouldn't you say? So, any of you folks who have already experienced this
Electronics Forum | Wed Jun 16 13:25:09 EDT 2004 | russ
have you tried a more agressive flux like water soluble to see if the problem goes away? Or can they be hand soldered with no problem? I am basically out of ideas other than a bad nickel or tin finish. The reflow profile didn't seem out of whack f
Electronics Forum | Mon Oct 11 15:21:20 EDT 2004 | russ
I have heard of making square apertures for round pads to aid in Xray and possibly allow for better release in some applications. The square aperture in your case would be for Xray inspection and not release. Usually a 20 mil square would be used f
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