The TW070J120B from Toshiba is a MOSFET with Continous Drain Current 36 A, Drain Source Resistance 70 to 90 milliohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -10 to 25 V, Gate Source Threshold Voltage 4.2 to 5.8 V. Tags: Through Hole. More details for TW070J120B can be seen below.