The FDB86566-F085 from onsemi is a MOSFET with Continous Drain Current 110 A, Drain Source Resistance 2.2 to 5 milli-ohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for FDB86566-F085 can be seen below.