The SDS065J080A from Sanan IC is a RF Schottky Diode with Peak Reverse Voltage 650 V, Forward continuous Current 80000 mA, Forward Voltage 1.45 to 1.7 V, Current Surge Peak 640 A (Non-Repetitive), Current 200 µA (Reverse). Tags: Schottky Barrier Diode (SBD). More details for SDS065J080A can be seen below.