The PSMN3R5-40YSD from Nexperia is a MOSFET with Continous Drain Current 93 to 120 A, Drain Source Resistance 3 to 6.7 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.4 to 3.6 V. Tags: Surface Mount. More details for PSMN3R5-40YSD can be seen below.