The STF140N6F7 from STMicroelectronics is a MOSFET with Continous Drain Current 70 A, Drain Source Resistance 3.1 to 3.5 Milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for STF140N6F7 can be seen below.