This part is a kind of semiconductor called F30U20DN.

Function of this product has FFAF30U20DN.

Manufacturers : Fairchild Semiconductor

Image and pinout :

Some of the text within the PDF file :

FFAF30U20DN FFAF30U20DN Features • Ultrafast with soft recovery • Low forward voltage Applications • • • • Power switching circuits Output rectifiers Freewheeling diodes Switching mode power supply TO-3PF 1 2 3 1. Anode 2.Cathode 3. Anode Ultrafast Recovery Power Rectifier Absolute Maximum Ratings Symbol VRRM IF(AV) IFSM TJ, TSTG (per diode) TC=25°C unless otherwise noted Value 200 @ TC = 100°C 30 300 - 65 to +150 Units V A A °C Parameter Peak Repetitive Reverse Voltage Average Rectified Forward Current Non-repetitive Peak Surge Current 60Hz Single Half-Sine Wave Operating Junction and Storage Temperature Thermal Characteristics Symbol RθJC Parameter Maximum Thermal Resistance, Junction to Case (per diode) TC=25 °C unless otherwise noted Min. TC = 25 °C TC = 100 °C [ ... ]

F30U20DN PDF Datasheet Download