The SDS065J006C3 from Sanan IC is a RF Schottky Diode with Peak Reverse Voltage 650 V, Forward continuous Current 6000 mA, Forward Voltage 1.3 to 1.55 V, Current Surge Peak 54 A (Non-Repetitive), Current 18 uA (Reverse). Tags: Schottky Barrier Diode (SBD). More details for SDS065J006C3 can be seen below.