The IPG20N10S4L-35A from Infineon Technologies is a MOSFET with Continous Drain Current 17 to 20 A, Drain Source Resistance 29 to 45 Mohms, Drain Source Breakdown Voltage 100 V, Gate Source Voltage 16 V, Gate Source Threshold Voltage 1.1 to 2.1 V. Tags: Surface Mount. More details for IPG20N10S4L-35A can be seen below.