The RF1601NS2D from ROHM Semiconductor is a Power Diode with Forward Current 16 A, Forward Voltage 0.85 to 0.93 V, Reverse Current 0.01 to 10 uA, Reverse Voltage 200 V, Repetitive Peak Reverse Voltage 200 V. Tags: Surface Mount. More details for RF1601NS2D can be seen below.