The C4D02120A from Wolfspeed is a Power Diode with Forward Current 5 A, Forward Voltage 1.4 to 1.8 V, Reverse Current 150 uA, Repetitive Peak Reverse Voltage 1200 V, Non-Repetitive Peak Forward Current 16.5 to 200 A. Tags: Through Hole. More details for C4D02120A can be seen below.