EEVblog #530 - Electrophoresis Power Supply Teardown

What's inside an EC Apparatus brand constant voltage constant current power supply used for Electrophoresis - the separation of particles in a fluid by using an electric field. You can get these supplies quite cheaply on ebay if you look around. A quick reverse engineering of the circuit provides some insight into what's happening. http://en.wikipedia.org/wiki/Electrophoresis http://en.wikipedia.org/wiki/IGBT http://en.wikipedia.org/wiki/Snubber Datasheets: http://www.irf.com/product-info/datasheets/data/irg4ph50k.pdf Forum: http://www.eevblog.com/forum/blog/eevblog-530-electrophoresis-power-supply-teardown/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/ Теги: Electrophoresis,power supply,tutorial,how to,snubber,schematic,testing,ebay,repair,transformer,igbt,transistor,EC Apparatus

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