The IPC90N04S5L-3R3 from Infineon Technologies is a MOSFET with Continous Drain Current 90 A, Drain Source Resistance 2.6 to 4.7 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 16 V, Gate Source Threshold Voltage 1.2 to 2 V. Tags: Surface Mount. More details for IPC90N04S5L-3R3 can be seen below.