The MSS39,045-C15 from MACOM is a RF Schottky Diode with Frequency 18 GHz, Peak Reverse Voltage 5 V, Forward continuous Current 50 mA, Forward Voltage 0.38 to 0.48 V, Current 50 mA. Tags: Surface Mount, P Type. More details for MSS39,045-C15 can be seen below.