The LSIC2SD120A05A from Littelfuse is a Power Diode with Forward Current 5 to 17.5 A, Forward Voltage 1.5 to 2.1 V, Reverse Current 1 to 100 uA, Reverse Voltage 1200 V, Repetitive Peak Reverse Voltage 1200 V. Tags: Through Hole. More details for LSIC2SD120A05A can be seen below.