The AUIRF8739L2TR from Infineon Technologies is a MOSFET with Continous Drain Current 57 to 545 A, Drain Source Resistance 0.35 to 0.60 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 40 V, Gate Source Threshold Voltage 2.2 to 3.9 V. Tags: Surface Mount. More details for AUIRF8739L2TR can be seen below.