The AO4603 uses advanced trench technology MOSFETs to provide excellent RDS(ON) and low gate charge. The complementary MOSFETs may be used to form a level shifted high side switch, and for a host of other applications. Standard product AO4603 is Pb-free (meets ROHS & Sony 259 specifications). AO4603L is a Green Product ordering option. AO4603 and AO4603L are electrically identical.