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Posts Tagged ‘optocouplers’

App note: Replacing traditional optocouplers with Si87xx digital isolators

Sunday, March 31st, 2019

Digital isolator from Silicon Labs app note shows pin compatible plus high performance replacment of incumbent optoisolators, link here (PDF) Opto-couplers are a decades-old technology widely used for signal isolation, typically providing safety isolation, signal level shifting, and ground loop mitigation. They are commonly used in a wide range of...

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Android / Arduino controlled remote wall socket

Sunday, April 10th, 2011

Mario Böhmer has informed us of his latest project, an Android/Arduino controlled wall socket. Mario writes: To show the basic principal I used a remote wall socket which normally is switched with a remote via a radio frequency of 433 MHz. What I wanted was to have an Arduino controlling...

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