The PSMN020-100YS from Nexperia is a MOSFET with Continous Drain Current 30 to 43 A, Drain Source Resistance 15 to 57.4 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 0.95 to 4.6 V. Tags: Surface Mount. More details for PSMN020-100YS can be seen below.