The PSMN9R8-100YSF from Nexperia is a MOSFET with Continous Drain Current 43 to 61 A, Drain Source Resistance 7.3 to 22.2 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for PSMN9R8-100YSF can be seen below.