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Varactor diodes or Varicap diodes are semiconductor devices that are widely used in the electronics industry. They are also used within the RF design arena. In this article, we will learn about the characteristics and applications of the varactor diode.
Jan 12, 2024 · A varactor diode, also known as a Varicap or volt-cap, is a type of PN junction diode primarily utilized in the reverse-biased mode. It is a device whose capacitance varies with the variation in the applied reverse bias potential. The term “Varicap” originates from the fusion of the words “variable” and “capacitor.”.
Mar 25, 2024 · Varactor diodes control capacitance with voltage. Learn how they work, their key features, and applications! Perfect for tuning circuits, VCOs, and more. Understand varactor diodes in minutes.
Feb 24, 2012 · A varactor diode is defined as a reverse-biased p-n junction diode whose capacitance can be varied electrically. These diodes are also known as varicaps, tuning diodes, voltage variable capacitor diodes, parametric diodes, and variable capacitor diodes.
T he varactor diode is used in a place where the variable capacitance is required, and that capacitance is controlled with the help of the voltage. The Varactor diode is also known as the Varicap, Voltcap, Voltage variable capacitance or Tunning diode.
Definition 1: A Varactor Diode is a specialized p-n junction diode with a suitable impurity concentration profile that changes its level of capacitance depending on the value of the reverse bias voltage applied to the diode.
In electronics, a varicap diode, varactor diode, variable capacitance diode, variable reactance diode or tuning diode is a type of diode designed to exploit the voltage-dependent capacitance of a reverse-biased p–n junction.
