The TSM250NB06DCR from Taiwan Semiconductor is a MOSFET with Continous Drain Current 30 A, Drain Source Resistance 21 to 31.6 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for TSM250NB06DCR can be seen below.