BB 565 E7908

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Diodes - Variable Capacitance (Varicaps, Varactors) is a type of diode which can be used to make regular adjustments to a circuit. BB565 E7908 is a popular varicap diode which is extensively used in oscillators, RF signal modulators and mixers, PLLs and other related applications. It features low noise, fast switching capability and high power handling capability.

The BB565 E7908 is usually a low-cost option in comparison to higher-end varicap diodes in the market. This reverse-biased diode is stored in an 8-lead dual-in-line (DIP) package. It is an N-channel varicap diode with a capacitance range of 0.3-3.3 pF and a reverse bias voltage of 0-50V. It is designed for use in high frequency and high speed applications.

The working principle of BB565 E7908 is based on the depletion region of the diode. When a reverse bias voltage is applied to the diode, the depletion region width of the diode starts expanding and consequently, the capacitance of the device starts decreasing. When the reverse bias voltage is removed, the depletion region width starts shrinking and hence the capacitance increases. Thus, the reverse voltage applied can be used to regulate capacitor plate-size, reducing or increasing the capacitance of the diode.

The BB565 E7908 is often used in oscillator circuits due to its ability to provide a reliable frequency tuning. It can be used to tune the output frequency of an oscillator by adjusting the amplitude of the oscillation. Apart from that, it is also used for developing VHF and UHF modulators which can be used for tuning the output frequency of a receiver. It is also employed in wide-band tuners, low-noise amplifiers (LNAs), mixers, PLLs and receivers to effectively tune their performance over a wide frequency range.

The BB565 E7908 is an ideal solution for RF engineers since it is cost-efficient and offers a wide range of adjustable capacitance. Its small board space requirement and consistent performance and relatively low noise also make it a popular choice for various types of power circuits. The diode’s ability to provide accurate and fast frequency tuning makes it even more appealing.

In conclusion, the BB565 E7908 is a popular and versatile Varicap diode which is employed in a wide range of RF applications. With its low cost, low noise and high power handling capability, it is one of the preferred choices for RF engineers especially in oscillator and frequency tuning applications.

The specific data is subject to PDF, and the above content is for reference