11 Oct '17, 8pm

What’s All This Mislabeled IC Stuff, Anyhow? https://t.co/9Rii5FqeBy

Download this article in PDF format. In November of 2010, Jim Williams told me that Linear Technology , now part of Analog Devices , was seeing more and more counterfeit ICs. This is where some unscrupulous semiconductor company mislabels its inferior parts with Linear Tech’s or some other top-tier company’s logo and part number. They can sell the parts for a lot more money. Then the poor systems company that bought these chips would see they did not work in production and it would blame Linear Tech. Sometimes a simple X-ray of the part would show it was not really an LT die in the package. Other times, Linear would “decap ” the part, dissolving the plastic with fuming nitric acid, so that they could then see the die was a counterfeit (see figure) . Occasionally there was no die at all, or a die that did not have bond wires to the IC pads. Jim said that in the old days, he...

Full article: http://www.electronicdesign.com/analog/what-s-all-mislabe...

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