What's inside an IEC60601-1 medical class 5V mains DC-DC plugpack?<br />What is the difference between PCB clearance and creepage?<br />A German FRIWO 5V FW7555M/05 brand medical grade isolation unit vs a cheap Wun Hung Lo consumer brand.<br />Also a comparative look at transformer construction.<br /><br /><br />Datasheets & Links:<br />http://www.farnell.com/datasheets/30889.pdf<br />http://en.wikipedia.org/wiki/IEC_60601<br />http://www.rubycon.co.jp/en/catalog/e_pdfs/old/aluminum/e_yxa.pdf<br />http://xcnet.de/projekte/xnetcreate.de_v2/pics/kunden/dateimanager/5221/JE8_CD_263_BK.pdf<br />http://www.vishay.com/docs/83515/tclt1000.pdf<br /><br />Forum: http://www.eevblog.com/forum/blog/eevblog-659-medical-plugpack-teardown/<br /><br />EEVblog Main Web Site: http://www.eevblog.com<br />The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2<br /><br />EEVblog Amazon Store (Dave gets a cut):<br />http://astore.amazon.com/eevblogstore-20<br />Donations:<br />http://www.eevblog.com/donations/<br />Projects:<br />http://www.eevblog.com/projects/<br />Electronics Info Wiki:<br />http://www.eevblog.com/wiki/
