The DF3A6.2F from Toshiba is a Power Diode with Dynamic Resistance 30 ohm, Reverse Current 1.0 uA, Reverse Voltage 5.8 to 6.6 V, Temperature operating range -55 to 150 Degree C, Reverse Breakdown Voltage 5.8 to 6.6 V. Tags: Surface Mount. More details for DF3A6.2F can be seen below.