The STP5NK80ZFP from STMicroelectronics is a MOSFET with Continous Drain Current 4.3 A, Drain Source Resistance 1900 to 2400 Milliohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 4.5 V. Tags: Through Hole. More details for STP5NK80ZFP can be seen below.