The TSM038N03PQ33 from Taiwan Semiconductor is a MOSFET with Continous Drain Current 78 A, Drain Source Resistance 3 to 5.5 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.5 V. Tags: Surface Mount. More details for TSM038N03PQ33 can be seen below.