The PJMD990N65EC from PANJIT Semiconductor is a MOSFET with Continous Drain Current 4.7 A, Drain Source Resistance 861 to 990 milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for PJMD990N65EC can be seen below.