The DF2S6.8FS from Toshiba is a Power Diode with Dynamic Resistance 30 ohm, Reverse Current 0.5 uA, Reverse Voltage 6.4 to 7.2 V, Repetitive Peak Reverse Voltage 5 V, Peak Reverse Voltage 5 V. Tags: Surface Mount. More details for DF2S6.8FS can be seen below.