The FDD8N50NZ from onsemi is a MOSFET with Continous Drain Current 6.5 A, Drain Source Resistance 850 milliohm, Drain Source Breakdown Voltage 500 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 5 V. Tags: Surface Mount. More details for FDD8N50NZ can be seen below.