The IPB120N10S4-03 from Infineon Technologies is a MOSFET with Continous Drain Current 120 A, Drain Source Resistance 3 to 3.9 Mohms, Drain Source Breakdown Voltage 100 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2 to 3.5 V. Tags: Through Hole. More details for IPB120N10S4-03 can be seen below.