The IAUZ40N10S5N130 from Infineon Technologies is a MOSFET with Continous Drain Current 35 to 40 A, Drain Source Resistance 10.8 to 17 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 IAUZ40N10S5N130 can be seen below.