Electronics Forum | Thu Sep 07 07:41:06 EDT 2006 | Bubba
Check for coplaner leads if this just exists at reflow process, i.e. look at part before oven, turn on 3D at placement machine. If you see after wave solder, the wave could cause coplanarity issues on top as well if you are going slow enough to refl
Electronics Forum | Thu Sep 07 10:45:46 EDT 2006 | vicknesh28
Yes solder is reflowing on the pad but doesnt wick up the lead. Solder paste is sufficient. It just forms a saddle like appearance beneath the failing lead. The failed lead doesnt get reflowed at all. What puzzles me is how can hundreds of leads wet
Industry News | 2014-01-29 10:18:33.0
The SMTA Capital Chapter is pleased to announce its first meeting of 2014 on March 4th, from 5:30 pm until 8 pm at Johns Hopkins Applied Physics Lab, 11100 Johns Hopkins Road, Laurel, MD 20723.
Industry News | 2017-11-05 08:55:02.0
Removing contamination from printed circuit boards remains a huge reliability and warranty issue for PCB manufacturers. One of the cleaning experts from MicroCare Corp., the industry’s leading manufacturer of critical cleaning products, addressed that specific issue at the Texas Cleaning and Reliability Workshops in Austin and Dallas on Oct. 23rd and 25th, 2017.
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Heller 公司 | http://hellerindustries.com.cn/Vacuum-Void-Reduction-Reflow.pdf
The Effect of Vacuum Reflow Processing On Solder Joint Voiding And Thermal Fatigue Reliability To be published in the Proceedings of SMTA International, September 17 - 21, 2016, Rosemont, IL
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