The AUIRF1404Z from Infineon Technologies is a MOSFET with Continous Drain Current 120 to 180 A, Drain Source Resistance 2.7 to 3.7 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 AUIRF1404Z can be seen below.