The D3S380N65F-U from D3 Semiconductor is a MOSFET with Continous Drain Current 4.4 to 7 A, Drain Source Resistance 320 to 860 milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.3 to 4.5 V. Tags: Through Hole. More details for D3S380N65F-U can be seen below.