The MAP-261K from M-pulse Microwave is a RF Schottky Diode with Forward continuous Current 1 mA, Forward Voltage 0.27 to 0.35 V, Power Dissipation 100 mW, Capacitance 0.1 - 0.2 pF, Operating Temperature -65 to +150 Degrees C. More details for MAP-261K can be seen below.