Full wave bridge rectifier, if they make 'me small enough would be the cat's meow. Worked we'll on an old project back in the op amp days.
Sent from my iPad > On May 21, 2014, at 11:41 PM, Eric Fort <eric.f...@gmail.com> wrote: > > the ncp349 chip used for overvoltage protection on the dc power input for the > beaglebone seems to do a good job of providing overvoltage protection. Even > looking at it's datasheet though, I'm not completely sure if it will protect > the board against reverse polarity. (I'm not out to overtly or purposely try > this but I too have occasionally made mistakes...) > > so should the beagle bone white/black be protected from application of > reverse polarity being applied, i.e. powering it with -5v instead of +5v, by > the ncp349 (or might it be a good idea to add a reverse polarity diode across > DC in that will pop the power supply & save the board. > > Eric > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to beagleboard+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
