Well the Fairchild FAN2500 looks promising with a 0.1v dropout. Plus they have a built-in switch on Vout. It's only rated for 100mA/300mA continuous/peak output so you would need about 35 of them... but who's counting? I suppose fewer of them could be used at the expense of higher dropout voltage.
Last edited by What's_nitro?; 02.23.2010 at 12:32 AM.