真空觸發(fā)管是一種高電壓，大電流快速脈沖開關(guān)。它具有耐高壓、體積小、無(wú)噪聲、快速點(diǎn)燃和快速恢復(fù)等優(yōu)點(diǎn)。廣泛應(yīng)用于電容器組放電裝置。激光系統(tǒng)中作高壓，高重復(fù)頻率的脈沖開關(guān)等。 Thevacuumtriggertubeisakindoffastpulseswitchesapplicableforhighvoltageandcurrent.Itoffersanumberofadvantages,suchashighwithstandvoltage,smallinsize.nonoise,fastignitionandfastrecovery,etc.So,itiswidelyusedastheHV,frequently-operated,pulseswitchinthedischargeunitsofacapacitorbankandthelasersystems.