This data sheet provides detailed information on the BB901 VHF variable capacitance diode, including features, applications, external dimensions, package type, pin arrangement, pin function, electrical characteristics, temperature characteristics, power characteristics, storage characteristics, etc.
The BB901 is a VHF variable capacitance diode fabricated in planar technology and supplied in a small SOT23 plastic surface‑mount package. It offers excellent linearity and a capacitance ratio of 13.5, making it suitable for electronic tuning applications.
The datasheet provides detailed limiting values, electrical characteristics such as reverse voltage, forward current, and temperature ranges, as well as graphical data for capacitance versus reverse voltage and reverse current versus temperature. Package dimensions and marking code (S14) are also listed.
| Maximum reverse voltage (Ve) | 28 V |
|---|---|
| Storage temperature (Tstg) | -55 °C to +150 °C |
| Operating junction temperature (Tj) | -55 °C to +125 °C |
| Diode series resistance (fs) | 3 Ω |
| Capacitance ratio | 13.5 |
| Marking code | S14 |
The BB901 diode is marked with the code S14.
The diode can withstand a continuous reverse voltage of up to 28 V.
Typical applications include electronic tuning in satellite tuners, tunable coupling, and voltage‑controlled oscillators (VCO).