The IPB180N04S4-00 from Infineon Technologies is a MOSFET with Continous Drain Current 180 A, Drain Source Resistance .8 to 0.98 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for IPB180N04S4-00 can be seen below.