The BB202 from NXP Semiconductors is a Varactor Diode with Capacitance 28.2 to 33.5 pF, Capacitance Ratio 3.1 - 3.8, Forward Continous Currenrt 10 mA, Peak reverse voltage 6 V, Reverse Voltage 6 V. Tags: surface mounted. More details for BB202 can be seen below.