The PSMN6R4-30MLD from Nexperia is a MOSFET with Continous Drain Current 47 to 66 A, Drain Source Resistance 5.3 to 13.7 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.2 V. Tags: Surface Mount. More details for PSMN6R4-30MLD can be seen below.