The AUIRF7739L2TR from Infineon Technologies is a MOSFET with Continous Drain Current 46 to 375 A, Drain Source Resistance 700 to 1000 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for AUIRF7739L2TR can be seen below.