BB 664 is a silicon variable capacitance diode from Dinghao Semiconductor Group. It is mainly used in VHF TV tuners. The product has the advantages of high capacitance ratio, low series inductance and low series resistance, making it very suitable for miniaturized applications.
The BB 664 is a silicon variable capacitance diode designed for VHF TV‑tuner applications. It features an extremely small plastic SMD package, high capacitance ratio, and very low series inductance and resistance, providing excellent uniformity and matching.
The datasheet lists maximum ratings, electrical characteristics, and typical performance values such as reverse voltage, forward current, capacitance, series resistance and inductance across a range of bias voltages and frequencies.
| Diode reverse voltage (Va) | 30 V |
|---|---|
| Peak reverse voltage (Vam) | 35 V |
| Forward current (Ie) | 20 mA |
| Operating temperature range (Top) | -55 °C to +125 °C |
| Storage temperature (Tstg) | -59 °C to +150 °C |
| Reverse current (30 V, min) | 10 nA |
| Series inductance (Ly) | 0.6 nH |
The BB 664 diode is rated for a maximum reverse voltage of 30 V.
The diode can handle a forward current of 20 mA.
It operates from –55 °C up to about +125 °C.