The Proximity of Microvias to PTHs And Its Impact On The Reliability Universal Instruments Corporation Credit/Source: Anthony Primavera, Manager, CSP Consortium Universal Instruments Corp. Jaydutt Joshi, Principle Program Manager, Skyworks Solutions Inc High Density Interconnect (HDI) technology is fast becoming the enabling technology for the next generation of small portable electronic communication devices. These methods employ many different dielectrics and via fabrication technologies. In this research, the effect of the proximity of microvias to Plated Through Holes (PTHs) and its effect on the reliability of the microvias was extensively evaluated...
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Tip #20. Soldering Gold Cups Using Lead Free Solder-Wire Insertion. Bob Wettermann BEST Instructors have put to video demonstrations of common hand soldering skills. These are not designed to be in place of live one on one training where repetitive skills and subsequent one on one feedback is given. Rather they are quick refreshers designed to be viewed if a specific skill has not been practiced in a while. Posted by jmabie I am using a Novastar 12S solder wave with Kester water soluable fux 22-2425. I have used this for years without problems on an old Hollis machine. Just started using the Novastar and after fine tuning I get itermitten bridging on the front of the PCB...»» Posted by bkgsmtnet I need suggestions for Quoting software for a contract electronics manufacturing service. I want something detailed if possible that allows breaking down every step involved and multiple labor rates depending on the task being performed... »» Hot Tear / Shrink Hole--->Happen after wave soldering Posted by Learn from U I think Hot Tear or Shrink Hole defect is common in LEAD FREE wave soldering, especially those solder is from SAC type. As far as I know, it is related to cooling rate. Is there anyone know how to solve or reduce this defect at wave soldering process?... »» Trade Show/Exhibition | Nepcon Electronics Tue, May 15, 2007 | Birmingham NEC, UK Over 400 exhibitors cover the breadth of the industry from design to manufacture allowing products and services to be seen in a live environment and details to be discussed face-to-face... »» Hands-On PLC Training Workshop Seminar/Course | Business Industrial Network Wed, May 16, 2007 | Stone Mountain Resort, Atlanta, GA, USA You will receive hands on training with the lap top using RS Logix and your pick of the PLC5, or a SLC500 or a Micrologix PLC... »» Lead Free Workshop in Guadalajara, Mexico featuring Dr. Jennie Hwang Seminar/Course | Blackfox Training Institute Wed, May 16, 2007 | Guadalajara, Mexico This course provides a working knowledge to all who are involved with or interested in understanding and solving Pb-free production problems to achieve high production yield and producing reliable products... »»
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