The STPS1150-Y from STMicroelectronics is a Power Diode with Forward Current 1 A, Forward Voltage 0.62 to 0.89 V, Reverse Current 0.2 to 1 uA, Repetitive Peak Reverse Voltage 150 V, Non-Repetitive Peak Forward Current 50 A. Tags: Surface Mount. More details for STPS1150-Y can be seen below.