Years ago I interviewed for a position at Google, and it was apparently to address the same issue. Tons of computers running up tons of heat and electric bills. Makes sense that they would want to optimize that as much as possible. It wouldn't surprise me if somewhere in the bowels of Google, some engineer said "I bet you a million bucks this can't be done". :) Freon flooded power supplies start looking interesting. On Wed, Jul 30, 2014 at 2:09 PM, Sean Breheny wrote: > I'm not sure I understand - the article strongly suggested that they were > expecting that people would do this with existing semiconductor devices > (why else would they provide links to power semi manufacturers)? Seems > kinda strange when none of those mfgs offer GaN FETs with a high enough V= DS > max for the application. I highly doubt that it would make sense to place > multiple ones in series to achieve the required standoff voltage. > > > On Wed, Jul 30, 2014 at 1:47 PM, RussellMc wrote: > > > > > > > > > > > ... > > > SiC might make sense but GaN devices have not yet reached the > > > necessary voltage levels from what I've seen. > > > > > > > That will be part of the challenge. They are looking for breakthrough > > rather than just good implementation. > > > > > > R > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .