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变容二极管

图片	型号	文档	类别	描述	品牌	供应商

	1N4808A		变容二极管	Variable Capacitance Diode, 27pF C(T), Silicon, Abrupt, DO-7,

	1N4808B		变容二极管	VARACTOR TUNING DIODES 变容二极管调谐

	1N4808B		变容二极管	Variable Capacitance Diode, 27pF C(T), Silicon, Abrupt, DO-7,

	1N4808C		变容二极管	Variable Capacitance Diode, 27pF C(T), Silicon, Abrupt, DO-7,

	1N4809		变容二极管	Variable Capacitance Diode, 33pF C(T), Silicon, Abrupt, DO-7,

	1N4809A		变容二极管	Variable Capacitance Diode, 33pF C(T), Silicon, Abrupt, DO-7,

	1N4809B		变容二极管	VARACTOR TUNING DIODES 变容二极管调谐

	1N4809B		变容二极管	Variable Capacitance Diode, 33pF C(T), Silicon, Abrupt, DO-7,

	1N4809C		变容二极管	Variable Capacitance Diode, 33pF C(T), Silicon, Abrupt, DO-7,

	1N4810		变容二极管	Controlled tuning ratio with planar reliability make these diodes well suited for frequency synthesizer, VCO and related 控制调谐比与平面的可靠性使这些二极管非常适用于频率

	1N4810		变容二极管	Variable Capacitance Diode, 39pF C(T), Silicon, Abrupt, DO-7,

	1N4810A		变容二极管	Variable Capacitance Diode, 39pF C(T), Silicon, Abrupt, DO-7,

	1N4810B		变容二极管	Variable Capacitance Diode, 39pF C(T), Silicon, Abrupt, DO-7,

	1N4810C		变容二极管	Variable Capacitance Diode, 39pF C(T), Silicon, Abrupt, DO-7,

	1N4811A		变容二极管	Variable Capacitance Diode, 47pF C(T), Silicon, Abrupt, DO-7,

	1N4811C		变容二极管	Variable Capacitance Diode, 47pF C(T), Silicon, Abrupt, DO-7,

	1N4812		变容二极管	Controlled tuning ratio with planar reliability make these diodes well suited for frequency synthesizer, VCO and related 控制调谐比与平面的可靠性使这些二极管非常适用于频率

	1N4812B		变容二极管	Variable Capacitance Diode, 56pF C(T), Silicon, Abrupt, DO-7,

	1N4813		变容二极管	Controlled tuning ratio with planar reliability make these diodes well suited for frequency synthesizer, VCO and related 控制调谐比与平面的可靠性使这些二极管非常适用于频率

	1N4813		变容二极管	Variable Capacitance Diode, 68pF C(T), Silicon, Abrupt, DO-7,

	1N4813A		变容二极管	Variable Capacitance Diode, 68pF C(T), Silicon, Abrupt, DO-7,

	1N4813B		变容二极管	Variable Capacitance Diode, 68pF C(T), Silicon, Abrupt, DO-7,

	1N4813C		变容二极管	Variable Capacitance Diode, 68pF C(T), Silicon, Abrupt, DO-7,

	1N4814		变容二极管	Controlled tuning ratio with planar reliability make these diodes well suited for frequency synthesizer, VCO and related 控制调谐比与平面的可靠性使这些二极管非常适用于频率

	1N4814		变容二极管	Variable Capacitance Diode, 82pF C(T), Silicon, Abrupt, DO-7,

	1N4814A		变容二极管	Variable Capacitance Diode, 82pF C(T), Silicon, Abrupt, DO-7,

	1N4814B		变容二极管	Variable Capacitance Diode, 82pF C(T), Silicon, Abrupt, DO-7,

	1N4814C		变容二极管	Variable Capacitance Diode, 82pF C(T), Silicon, Abrupt, DO-7,

	1N4815		变容二极管	Variable Capacitance Diode, 100pF C(T), Silicon, Abrupt, DO-14,

	1N4815A		变容二极管	D0-7 Diode D0-7二极管

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变容二极管热门型号

什么是变容二极管

变容二极管（Variable Capacitance Diode，简称Varactor Diode），也被称为调谐二极管或慢波二极管，是一种具有可变电容特性的二极管。通过改变反向偏压的大小可以改变其电容值。变容二极管的工作原理基于PN结的反向偏压和电荷堆积效应。当反向偏压增大时，PN结两端的空间电荷区域会逐渐扩展并增加，这就导致了变容二极管的有效电容越来越大。反之，当反向偏压减小时，空间电荷区域缩小并逐渐消失，从而使得变容二极管的电容值减小。