Electronics Forum: micro strain (Page 1 of 1)

PCB & Ceramic Cap strain - Specification?

Electronics Forum | Mon May 10 15:02:37 EDT 2004 | davef

There's no such specification. Not should there be. Shear tests [in our opinion] are senseless, because: * Solder joint strength in pull/shear varies with lead geometry, solder volume, lead metal/metallization, and the way the test is done. * She

100nF 0805 ceramic cap with 25 Ohm resistance? Why?

Electronics Forum | Tue Jun 29 14:55:22 EDT 2010 | rgduval

For the capacitors that Yageo analyzed... Were they taken out at representative points in the process?? ie. were samples taken from pre-assembly, pre-ICT, post-conformal coat, post-final test? You note that the parts 'seem' to be ok up to ICT. And

aluminium wire bonding on Electroless Nickel + Immersion gold

Electronics Forum | Mon Aug 27 15:06:29 EDT 2001 | davef

This otta push Wolfgang over the top ... Recommended reading G.G. Harman, Wire Bonding in Microelectronics : Materials, Processes, Reliability, and Yield, 2nd edition, McGraw-Hill Electronic Packaging and Interconnection Series, 1997. G.G. Harman, R

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