The APT8052SLL from Microchip Technology is a MOSFET with Continous Drain Current 15 A, Drain Source Resistance 520 milliohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Surface Mount. More details for APT8052SLL can be seen below.