The SD101CWS from Micro Commercial Components is a RF Schottky Diode with Peak Reverse Voltage 40 V, Forward Voltage 0.39 to 0.9 V, Current Surge Peak 2 A, Power Dissipation 400 mW, Capacitance 2.0 to 2.2 pF. Tags: Surface Mount. More details for SD101CWS can be seen below.