The FQA10N80C-F109 from onsemi is a MOSFET with Continous Drain Current 10 A, Drain Source Resistance 930 to 1100 milliohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Through Hole. More details for FQA10N80C-F109 can be seen below.