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单词 varactor
释义

Definition of varactor in English:

varactor

noun vəˈraktəˌvəˈraktər
  • A semiconductor diode with a capacitance dependent on the applied voltage.

    Example sentencesExamples
    • This paper presents a performance evaluation and comparison of three different types of CMOS varactors based on measurements.
    • This nonlinearity allows the varactor to be used also as a harmonic generator.
    • The most significant use of varactors to date has been as the basic component in parametric amplifiers.
    • They key to understanding how a varactor or varicap diode works is to look at what a capacitor is and what can change the capacitance.
    • The varactors have been employed in VCO circuits operating at frequencies in excess of 40 GHz.

Origin

1950s: from elements of variable reactor.

 
 

Definition of varactor in US English:

varactor

nounˌvəˈraktər
  • A semiconductor diode with a capacitance dependent on the applied voltage.

    Example sentencesExamples
    • The varactors have been employed in VCO circuits operating at frequencies in excess of 40 GHz.
    • The most significant use of varactors to date has been as the basic component in parametric amplifiers.
    • This nonlinearity allows the varactor to be used also as a harmonic generator.
    • They key to understanding how a varactor or varicap diode works is to look at what a capacitor is and what can change the capacitance.
    • This paper presents a performance evaluation and comparison of three different types of CMOS varactors based on measurements.

Origin

1950s: from elements of variable reactor.

 
 
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更新时间:2024/12/23 17:11:39