The UJ3D06520KSD from UnitedSiC is a Power Diode with Forward Current 10 to 20 A, Forward Voltage 1.5 to 2.1 V, Reverse Current 10 to 300 uA, Reverse Voltage 650 V, Repetitive Peak Reverse Voltage 650 V. Tags: Through Hole. More details for UJ3D06520KSD can be seen below.