The MADL-011021-14210G from MACOM is a Limiter Diode with Frequency Range 10 MHz to 18 GHz, CW Input Power 3 W, Input Peak Power 49.54 dBm, Capacitance 0.2 pF, Series Resistance 2.1 Ohms. Tags: Surface Mount. More details for MADL-011021-14210G can be seen below.