The IAUC28N08S5L230 from Infineon Technologies is a MOSFET with Continous Drain Current 20 to 28 A, Drain Source Resistance 15 to 28 Mohms, Drain Source Breakdown Voltage 80 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 1.2 to 2 V. Tags: Surface Mount. More details for IAUC28N08S5L230 can be seen below.