The TSM085NB03CV from Taiwan Semiconductor is a MOSFET with Continous Drain Current 58 A, Drain Source Resistance 5.4 to 15 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for TSM085NB03CV can be seen below.