The STPS20L60C-Y from STMicroelectronics is a Power Diode with Forward Current 10 A, Forward Voltage 0.48 to 0.74 V, Reverse Current 350 uA, Repetitive Peak Reverse Voltage 60 V, Non-Repetitive Peak Forward Current 220 A. Tags: Through Hole. More details for STPS20L60C-Y can be seen below.