The MSS39,148-0805-2 from MACOM is a RF Schottky Diode with Forward continuous Current 50 mA, Forward Voltage 0.38 to 0.48 V, Current 50 mA, Power Dissipation 150 mW, Capacitance 0.16 to 0.22 pF. Tags: Surface Mount, P Type. More details for MSS39,148-0805-2 can be seen below.