The RSX051VAM30 from ROHM Semiconductor is a Power Diode with Forward Current 0.5 A, Forward Voltage 0.35 to 0.39 V, Reverse Current 40 to 200 uA, Reverse Voltage 30 V, Repetitive Peak Reverse Voltage 30 V. Tags: Surface Mount. More details for RSX051VAM30 can be seen below.