The PSMN8R3-40YS from Nexperia is a MOSFET with Continous Drain Current 50 to 70 A, Drain Source Resistance 6.6 to 16 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 4.6 V. Tags: Surface Mount. More details for PSMN8R3-40YS can be seen below.