Project MEMS - January 2009 - (Page 5) cover Story SolutionS for teSting MeMS deviceS at the wafer level Project Contents Viewpoint MeMS t Compared to ClassiC iCs, the behavior of mems deviCes is muCh more Complex, and requires testing before paCkaging he MEMS industry is growing rapidly, but early testing is still much neglected. At a glance, manufacturing MEMS devices and classic ICs seem quite similar, but the behavior of MEMS devices is much more complex than classic ICs and differs owing to the MEMS devices having additional mechanical, mostly moveable, parts and packages that are generally a large portion of their cost. There are many reasons why testing prior to packaging is beneficial: The packaging process is very costly. Failed devices that are tested after final packaging waste not only money but R&D, process utilization, and foundry time. Performing functional tests, reliability investigations, and failure analysis at an early stage of the production is vital for the commercialization of the microsystems as it will reduce production costs and time to market. teSt goalS by PhaSe Each of the three phases of the MEMS product development By frank-Michael werner and Joshua M. preston SuSS Microtec teSt SySteMS | Sacka, germany www.suss.com Solutions for Testing MEMS Devices on the Wafer Level Wireless Sensor Networks Have Arrived Choosing the Right Material for RF Packaging Home Page Product Training Module Online Ordering Suppliers Catalog 5 | P r o j E C T M E M S | vo L . 1 / N o . 1 http://www.suss.com http://ad.doubleclick.net/clk;210306059;32013581;o?http://www.digikey.com/ http://ad.doubleclick.net/clk;210306059;32013581;o?http://www.digikey.com/ http://ad.doubleclick.net/clk;210306136;32013581;k?http://digikey.com/PTM/PTMMaster.page?site=us&lang=en http://ad.doubleclick.net/clk;210306155;32013581;l?http://ordering.digikey.com/ordering/addpart.aspx?site=US&source=search http://ad.doubleclick.net/clk;210306414;32013581;j?http://digikey.com/Suppliers/SupplierIndex.page?site=us&lang=en http://ad.doubleclick.net/clk;210306629;32013581;r?http://dkc1.digikey.com/us/en/pdf/Current.html
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