Electronics Forum | Tue Nov 01 09:16:03 EDT 2011 | austinpeterman
Hello, Looking for a solution to silicon conformal coating wicking up into connectors. We build IPC-A-610 class 2. We are using a PVA 650 with Dow Corning 1-2577 conformal coating. We have solder joints that must be coated 1.25mm from the connecto
Electronics Forum | Wed Dec 13 15:19:32 EST 2023 | hhudson
It has been happening in the mornings, and we do have a weak middle element, but our temp is always above 60C. we have it set at 65C. the service manager for the machine assured us that temperature wasn't the issue. Also, our flux application for ERS
Electronics Forum | Sat Apr 25 12:58:13 EDT 1998 | Earl Moon
| Is there an industry standard in calculating SMT process | PPM level for benchmarking purpose ? What are the industry | benchmark ppm number for some of the defects like solder | short for 20-mil QFP, tomstone problem for 0603 components etc....
Electronics Forum | Fri Jun 12 05:12:46 EDT 2015 | xavierchew
We are a Singapore based independent distributor of electronics components with over 7 million parts available from more than 1000 quality suppliers (OEM, CEM & Franchised Disti). We can help to source for hard to find and allocated components. We ha
Electronics Forum | Sat May 30 18:33:02 EDT 1998 | Earl Moon
This message is to Cunli and his great staff who keep us flying straight and level while reminding us always to keep our nose down in the turns. (can't keep from doing some of that pilot "s__t" Mav. I, I mean we, would like to post some tempters as a
Electronics Forum | Mon Jun 01 09:32:29 EDT 1998 | Dave F
| This message is to Cunli and his great staff who keep us flying straight and level while reminding us always to keep our nose down in the turns. (can't keep from doing some of that pilot "s__t" Mav. | I, I mean we, would like to post some tempters
Electronics Forum | Sat Jun 06 09:53:59 EDT 1998 | Earl Moon
GEOMETRIC DIMENSIONING AND TOLERANCING (GDT) Using and applying GDT to printed circuitry and assemblies is very much like applying it to any other design for manufacturing (DFM) or design for assembly (DFA) requirement using concurrent engineering (C
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 | Sat Jan 16 02:43:21 EST 1999 | Earl Moon
| Hello, | | We are qualifying new sources of PWB vendors. We've got the first lot of "produciton" boards in and we want to put them through the paces before turing the vendors on. | | So far, the tests I can think of performing, and that we have
Electronics Forum | Wed Apr 25 15:31:18 EDT 2007 | Upper Management
Seems like every week there is a new thread where someone is asking which AOI to purchase. I hope you realize that AOI equipment is not cheap. This company is in profit-assurance mode for the first 4 quarters of this year. As you know, when we ar
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