The MGV125-22-P55 from Cobham Metelics is a Varactor Diode with Capacitance 0.13 pF, Capacitance Ratio 3.3 to 7.9, Forward Continous Currenrt 100 mA, Power Dissipation 100 mW, Q factor 3000. Tags: Surface Mount, Ceramic. More details for MGV125-22-P55 can be seen below.