The STBR3008-Y from STMicroelectronics is a Power Diode with Forward Current 30 A, Forward Voltage 0.88 to 1.10 V, Reverse Current 2 to 100 uA, Repetitive Peak Reverse Voltage 800 V, Non-Repetitive Peak Forward Current 350 A. Tags: Through Hole. More details for STBR3008-Y can be seen below.