The IAUT260N10S5N019 from Infineon Technologies is a MOSFET with Continous Drain Current 197 to 260 A, Drain Source Resistance 1.6 to 2.5 Mohms, Drain Source Breakdown Voltage 100 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2.2 to 3.8 V. Tags: Surface Mount. More details for IAUT260N10S5N019 can be seen below.