The STPS1045B-Y from STMicroelectronics is a Power Diode with Forward Current 10 A, Forward Voltage 0.50 to 0.84 V, Reverse Current 100 uA, Repetitive Peak Reverse Voltage 45 V, Non-Repetitive Peak Forward Current 75 A. Tags: Through Hole. More details for STPS1045B-Y can be seen below.