The F4-15MR12W2M1_B76 from Infineon Technologies is a MOSFET with Continous Drain Current 75 A, Drain Source Resistance 15 to 22 milliohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -10 to 20 V, Gate Source Threshold Voltage 3.45 to 5.55 V. Tags: Chassis Mount. More details for F4-15MR12W2M1_B76 can be seen below.