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变容二极管

图片	型号	文档	类别	描述	品牌	供应商

	1N5445A		变容二极管	DIODE 二极管

	1N5445A		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt, DO-7

	1N5445A		变容二极管	15pF, 30V, SILICON, ABRUPT VARIABLE CAPACITANCE DIODE, DO-7, GLASS PACKAGE-2

	1N5445A		变容二极管	Variable Capacitance Diode, 15pF C(T), 30V, Silicon, Abrupt, DO-7

	1N5445A		变容二极管	Variable Capacitance Diode, Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt, DO-204AA

	1N5445A06		变容二极管	Variable Capacitance Diode, 15pF C(T)

	1N5445A12		变容二极管	Variable Capacitance Diode, 15pF C(T)

	1N5445ACHIP		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt, DIE

	1N5445B		变容二极管	DIODE 二极管

	1N5445B		变容二极管	Variable Capacitance Diode, 15pF C(T), 30V, Silicon, Abrupt, DO-7

	1N5445B		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt,

	1N5445B06		变容二极管	Variable Capacitance Diode, 15pF C(T)

	1N5445B12		变容二极管	Variable Capacitance Diode, 15pF C(T)

	1N5445BCHIP		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt

	1N5445C		变容二极管	DIODE 二极管

	1N5445C		变容二极管	15pF, 30V, SILICON, ABRUPT VARIABLE CAPACITANCE DIODE, DO-7, GLASS PACKAGE-2

	1N5445C		变容二极管	Variable Capacitance Diode, 15pF C(T), 30V, Silicon, Abrupt, DO-7

	1N5445C12		变容二极管	Variable Capacitance Diode, 15pF C(T)

	1N5445CCHIP		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 15pF C(T), 30V, Silicon, Abrupt

	1N5445CO		变容二极管	15pF, 30V, SILICON, VARIABLE CAPACITANCE DIODE, DIE-1

	1N5445D		变容二极管	DIODE 二极管

	1N5446		变容二极管	VARACTOR TUNING DIODES 变容二极管调谐

	1N5446		变容二极管	DIODE VARACTOR DIODE,SINGLE,18PF C(T),DO-7, Variable Capacitance Diode

	1N5446		变容二极管	18pF, 30V, SILICON, ABRUPT VARIABLE CAPACITANCE DIODE, DO-7, GLASS PACKAGE-2

	1N5446		变容二极管	Variable Capacitance Diode, 18pF C(T), 30V, Silicon, Abrupt, DO-7

	1N5446A		变容二极管	Variable Capacitance Diode, Very High Frequency to Ultra High Frequency, 18pF C(T), 30V, Silicon, Abrupt, DO-7,

	1N5446A		变容二极管	18pF, 30V, SILICON, ABRUPT VARIABLE CAPACITANCE DIODE, DO-7, GLASS PACKAGE-2

	1N5446A		变容二极管	Variable Capacitance Diode, 18pF C(T), 30V, Silicon, Abrupt, DO-204AA,

	1N5446A18		变容二极管	Variable Capacitance Diode, 18pF C(T)

	1N5446ARL		变容二极管	UHF BAND, 18pF, 30V, SILICON, ABRUPT VARIABLE CAPACITANCE DIODE, DO-204AA

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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。