Hi all i need some help i have a gridseed g blade that the power board failed it use 3 mosfets that take 12v 5 amps to feed 1.2 to 1.7 v at 80/90 amp to the chips and 5v to the usb chips is there any way to make a power board that can tack 12v and make 1.2v at 80 amp looked on google and cant find any thing that put out low volts and high amps need some help.