MOSFET N-Channel AO4430 30V 

VDS=30V
ID=18A @ VGS=10V, RDS(on)<5.5mΩ

The AO4430 uses advanced trench technology to provide excellent RDS(ON), shoot-through immunity, body diode characteristics and ultra-low gate resistance. This device is ideally suited for use as a low side switch in Notebook CPU core power conversion.