The BB911/A is a VHF variable capacitance diode from Philips Semiconductors. It features high linearity, a compact package and low power consumption. It is suitable for electronic tuning and VCO applications.
The BB911/A is a VHF variable capacitance diode offered by Philips Semiconductors. It is hermetically sealed in a leaded glass SOD68 (DO‑34) package and is intended for electronic tuning in VHF television tuners up to 160 MHz.
The document provides the diode's electrical characteristics, limiting values, and graphical data such as capacitance versus reverse voltage, reverse current versus temperature, and package dimensions. It also includes safety notices and definitions of data‑sheet status.
| Maximum reverse voltage | 30 V |
|---|---|
| Maximum forward current | 20 mA |
| Capacitance ratio | 25 |
| Capacitance range at 1 MHz, 0.5 V | 60 – 75 pF |
| Capacitance at 1 MHz, 28 V | 2.4 – 2.9 pF |
| Storage temperature range | -55 °C to +150 °C |
| Operating junction temperature range | -55 °C to +100 °C |
| Reverse current (typical) | 10 nA |
| Diode series resistance | 2 Ω |
The BB911/A diode can withstand a reverse voltage up to 30 V.
It is supplied in a hermetically sealed leaded glass SOD68 (DO‑34) package.
The device can be stored from –55 °C to +150 °C.