Silicon Tuning Varactors BBY 34 C BBY 34 D ● Hyperabrupt junction tuning diode ● Frequency linear tuning range 4 … 12 V ● High figure of merit Type Marking Ordering Code BBY 34 C – Q62702-B257 BBY 34 D Pin Configuration Package1) D Q62702-B194 Maximum Ratings Parameter Symbol Values Unit Reverse voltage VR 22 V Forward current IF 400 mA Junction temperature Tj 175 ˚C Storage temperature range Tstg – 55 … + 150 Operating temperature range Top – 55 … + 150 1) For detailed information see chapter Package Outlines. BBY 34 C BBY 34 D Electrical Characteristics at TA = 25 ˚C, unless otherwise specified. Parameter Symbol Values Unit min. typ. max. – – 10 3.4 – – – – 1.7 BBY 34 C Reverse current VR = 20 V IR nA Diode capacitance VR = 2 V, f = 1 MHz VR = 10 V, f = 1 MHz CT Capacitance ratio VR1 = 2 V, VR2 = 20 V CT2 CT20 4.3 – – – Figure of merit VR = 4 V, f = 50 MHz Q 400 – – – Reverse current VR = 20 V IR – – 10 nA Diode capacitance VR = 4 V, f = 1 MHz CT 3.2 – 3.8 pF Capacitance ratio VR1 = 4 V, VR2 = 20 V CT4 CT20 2.7 – – – Figure of merit VR = 4 V, f = 50 MHz Q 400 – – – pF BBY 34 D