The AP6C058YT from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 3.6 to 11.4 A, Drain Source Resistance 58 to 70 milli-ohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.4 to 3 V. Tags: Surface Mount. More details for AP6C058YT can be seen below.