BUY 20ETS12 https://www.utsource.net/itm/p/328504.html
800V 20A Std. Recovery Diode in a TO-220AC (2-Pin)package
Description: 20ETS12 is a TO-220 package from IR (International Rectifier). It is an insulated tab, single N-channel enhancement mode power MOSFET. Features: Low on-resistance Low gate charge Low threshold High current capability High power dissipation Fast switching Ease of paralleling Applications: DC-DC converters Motor control Power management Switching regulators Uninterruptible power supplies (For reference only)