The STPSC20065-Y from STMicroelectronics is a Power Diode with Forward Current 20 A, Forward Voltage 1.5 to 1.65 V, Reverse Current 2000 uA, Repetitive Peak Reverse Voltage 650 V, Non-Repetitive Peak Forward Current 400 A. Tags: Through Hole. More details for STPSC20065-Y can be seen below.