Printed Circuit Design & Fab - April 2008 - (Page Insert1) CLEARSignals Published by . . . $ UYEMURA INTERNATIONAL CORPORATION “All that Glitters . . .” www.uyemura.com Mil-Aero Supplier Gains Competitive Edge by Reining-in Gold Costs Hunter Technology Corp. (Santa Clara, CA) provides a complete range of EMS: Design and Layout, Fabrication, Assembly, Contract Manufacturing, and Test and Systems Integration. The company specializes in both quick-turn prototype and production quantities, and is Mil-PRF-55110 G certified to 18 layers, as well as J Standard and NASA Certified. Continued on page 2 Non-metallic Additive Stunts Tin Whiskers (Now, the force CAN be with you) Uyemura recently introduced an electrolytic tin that’s highly effective in preventing “tin whiskers” on connectors and other components. The process is ideal for the plating of lead frames. Electrolytic tin-lead plating has historically been used to prevent oxidation and improve soldering. But the increasing popularity of tin plating has worsened the phenomena known as “tin whiskers,” needlelike metal crystals that sprout on tin-finished surfaces, often resulting in current leakage and shorting. Using additives other than tin-silver for plating prevents the problem, but is very costly. “GRX-70” is highly effective in limiting tin whiskers to 3-5 microns, about half the normal length. The smaller, more uniform crystals distribute the expansion force that occurs at the interface – the force behind tin whisker growth. http://uyemura.com
Table of Contents Feed for the Digital Edition of Printed Circuit Design & Fab - April 2008 Printed Circuit Design & Fab - April 2008 Contents Our Line Market Watch Around the World Happenings ROI Tip Jar Interconnect Strategies Positive Plating Improving Fabrication Yields by Design Solve Design Problems with Signal Integrity Optimization Laser Direct Imaging Made Easy Troubleshooting the Innerlayer Process SIPS Give More to Moore Off the Shelf Marketplace Ad Index BGA Bulletin Printed Circuit Design & Fab - April 2008 Printed Circuit Design & Fab - April 2008 - (Page Belly1) Printed Circuit Design & Fab - April 2008 - (Page Belly2) Printed Circuit Design & Fab - April 2008 - Printed Circuit Design & Fab - April 2008 (Page Cover1) Printed Circuit Design & Fab - April 2008 - Printed Circuit Design & Fab - April 2008 (Page Cover2) Printed Circuit Design & Fab - April 2008 - Printed Circuit Design & Fab - April 2008 (Page 1) Printed Circuit Design & Fab - April 2008 - Contents (Page 2) Printed Circuit Design & Fab - April 2008 - Contents (Page 3) Printed Circuit Design & Fab - April 2008 - Our Line (Page 4) Printed Circuit Design & Fab - April 2008 - Our Line (Page 5) Printed Circuit Design & Fab - April 2008 - Market Watch (Page 6) Printed Circuit Design & Fab - April 2008 - Market Watch (Page 7) Printed Circuit Design & Fab - April 2008 - Market Watch (Page 8) Printed Circuit Design & Fab - April 2008 - Market Watch (Page 9) Printed Circuit Design & Fab - April 2008 - Around the World (Page 10) Printed Circuit Design & Fab - April 2008 - Around the World (Page 11) Printed Circuit Design & Fab - April 2008 - Around the World (Page 12) Printed Circuit Design & Fab - April 2008 - Around the World (Page 13) Printed Circuit Design & Fab - April 2008 - Happenings (Page 14) Printed Circuit Design & Fab - April 2008 - Happenings (Page 15) Printed Circuit Design & Fab - April 2008 - ROI (Page 16) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast1) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast2) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast3) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast4) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast5) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast6) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast7) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast8) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast9) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast10) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast11) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast12) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast13) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast14) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast15) Printed Circuit Design & Fab - April 2008 - ROI (Page PCBEast16) Printed Circuit Design & Fab - April 2008 - ROI (Page Insert1) Printed Circuit Design & Fab - April 2008 - ROI (Page Insert2) Printed Circuit Design & Fab - April 2008 - ROI (Page Insert3) Printed Circuit Design & Fab - April 2008 - ROI (Page Insert4) Printed Circuit Design & Fab - April 2008 - ROI (Page 17) Printed Circuit Design & Fab - April 2008 - Tip Jar (Page 18) Printed Circuit Design & Fab - April 2008 - Tip Jar (Page 19) Printed Circuit Design & Fab - April 2008 - Interconnect Strategies (Page 20) Printed Circuit Design & Fab - April 2008 - Interconnect Strategies (Page 21) Printed Circuit Design & Fab - April 2008 - Positive Plating (Page 22) Printed Circuit Design & Fab - April 2008 - Positive Plating (Page 23) Printed Circuit Design & Fab - April 2008 - Improving Fabrication Yields by Design (Page 24) Printed Circuit Design & Fab - April 2008 - Improving Fabrication Yields by Design (Page 25) Printed Circuit Design & Fab - April 2008 - Improving Fabrication Yields by Design (Page 26) Printed Circuit Design & Fab - April 2008 - Solve Design Problems with Signal Integrity Optimization (Page 27) Printed Circuit Design & Fab - April 2008 - Solve Design Problems with Signal Integrity Optimization (Page 28) Printed Circuit Design & Fab - April 2008 - Solve Design Problems with Signal Integrity Optimization (Page 29) Printed Circuit Design & Fab - April 2008 - Solve Design Problems with Signal Integrity Optimization (Page 30) Printed Circuit Design & Fab - April 2008 - Solve Design Problems with Signal Integrity Optimization (Page 31) Printed Circuit Design & Fab - April 2008 - Laser Direct Imaging Made Easy (Page 32) Printed Circuit Design & Fab - April 2008 - Laser Direct Imaging Made Easy (Page 33) Printed Circuit Design & Fab - April 2008 - Laser Direct Imaging Made Easy (Page 34) Printed Circuit Design & Fab - April 2008 - Laser Direct Imaging Made Easy (Page 35) Printed Circuit Design & Fab - April 2008 - Troubleshooting the Innerlayer Process (Page 36) Printed Circuit Design & Fab - April 2008 - Troubleshooting the Innerlayer Process (Page 37) Printed Circuit Design & Fab - April 2008 - Troubleshooting the Innerlayer Process (Page 38) Printed Circuit Design & Fab - April 2008 - Troubleshooting the Innerlayer Process (Page 39) Printed Circuit Design & Fab - April 2008 - SIPS Give More to Moore (Page 40) Printed Circuit Design & Fab - April 2008 - SIPS Give More to Moore (Page 41) Printed Circuit Design & Fab - April 2008 - SIPS Give More to Moore (Page 42) Printed Circuit Design & Fab - April 2008 - Off the Shelf (Page 43) Printed Circuit Design & Fab - April 2008 - Marketplace (Page 44) Printed Circuit Design & Fab - April 2008 - Marketplace (Page 45) Printed Circuit Design & Fab - April 2008 - Marketplace (Page 46) Printed Circuit Design & Fab - April 2008 - Ad Index (Page 47) Printed Circuit Design & Fab - April 2008 - BGA Bulletin (Page 48) Printed Circuit Design & Fab - April 2008 - BGA Bulletin (Page Cover3) Printed Circuit Design & Fab - April 2008 - BGA Bulletin (Page Cover4)
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