The RFN5TF8SFH from ROHM Semiconductor is a Power Diode with Forward Current 5 A, Forward Voltage 1.6 to 2.1 V, Reverse Current 0.05 to 10 uA, Reverse Voltage 800 V, Repetitive Peak Reverse Voltage 800 V. Tags: Through Hole. More details for RFN5TF8SFH can be seen below.