The RB160MM-50 from ROHM Semiconductor is a Power Diode with Forward Current 1 A, Forward Voltage 0.45 to 0.50 V, Reverse Current 5 to 30 uA, Reverse Voltage 40 V, Repetitive Peak Reverse Voltage 50 V. Tags: Surface Mount. More details for RB160MM-50 can be seen below.