MA4ST559 Datasheet | Tyco Electronics

High Q Hyperabrupt Tuning Varactors Features q q q MA4ST550 Series V3.00 Case Styles q High Q Usable Capacitance Change of 7:1 Low Reverse Leakage for Good Post Tuning Drift Characteristics Reproducible C-V Curves Description The MA4ST550 family of high Q Silicon Hyperabrupt Tuning Varactors is available in a series of low parasitic capacitance microwave packages or in chip form. The MA4ST550 series of diodes is available with junction capacitances of approximately 0.8 pF to 8.2 pF at -4 volts. These diodes have capacitance change ratios as high as 7:1. Applications The MA4ST550 series is appropriate for use in VCOs with frequencies within the range of approximately 1-14 GHz...