The NTD280N60S5Z from onsemi is a MOSFET with Continous Drain Current 8 to 13 A, Drain Source Resistance 224 to 280 milli-ohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.4 to 4 V. Tags: Surface Mount. More details for NTD280N60S5Z can be seen below.