AC 220V交流電源接口浪湧保護防護方案詳解
更(geng)新時間:2023-03-15
AC 220V交(jiao)(jiao)流電(dian)(dian)源(yuan)浪湧接(jie)口保護方案(an)怎麼設計?選(xuan)什麼電(dian)(dian)路保護器件(jian)好(hao)?220V交(jiao)(jiao)流(AC)電(dian)(dian)源(yuan)接(jie)口浪湧防(fang)護方案(an)圖,貴司有嗎?能推薦下嗎?AC 220V交(jiao)(jiao)流電(dian)(dian)源(yuan)浪湧保護用壓敏電(dian)(dian)阻MOV,怎麼選(xuan)?在2220V交(jiao)(jiao)流電(dian)(dian)源(yuan)浪湧防(fang)護中,用什麼型號的陶瓷(ci)氣體放電(dian)(dian)管GDT好(hao)?……
關(guan)(guan)於AC 220V交(jiao)流電(dian)(dian)(dian)源(yuan)接(jie)口浪湧保護(hu)(hu),電(dian)(dian)(dian)路保護(hu)(hu)器件廠(chang)家東(dong)沃電(dian)(dian)(dian)子(zi)(DOWOSEMI)設計過很(hen)(hen)多(duo)(duo)種方案(an),其(qi)中最經典的方案(an)是,相信很(hen)(hen)多(duo)(duo)電(dian)(dian)(dian)子(zi)工程師(shi)都知道需要(yao)用(yong)保險絲(si)+壓敏電(dian)(dian)(dian)阻MOV+陶瓷氣體放電(dian)(dian)(dian)管GDT,但是具體使用(yong)什麼(ma)型(xing)號呢,不同的電(dian)(dian)(dian)源(yuan)所處環境和測(ce)試要(yao)求,選型(xing)還(huan)是有差異(yi)的。關(guan)(guan)於AC 220V交(jiao)流電(dian)(dian)(dian)源(yuan)接(jie)口浪湧保護(hu)(hu)防護(hu)(hu)經典方案(an)如下(xia)圖(tu)所示:
1)方(fang)案優(you)點(dian):
此方案用於滿足220V交流電(dian)源接口的(de)浪湧保護,根據電(dian)源所(suo)處環境選擇不同級(ji)別的(de)保護器件,能夠滿足IEC61000-4-5 4KV-8KV不同級(ji)別的(de)測試。
2)方案選型:
從方案圖(tu)中(zhong)可以(yi)看出,選(xuan)用(yong)(yong)了三(san)顆(ke)壓(ya)敏電(dian)(dian)阻(zu)MOV(14D471K)和一顆(ke)陶(tao)瓷(ci)氣體(ti)放(fang)電(dian)(dian)管GDT(2R600AI-N)。如(ru)果是在西部電(dian)(dian)壓(ya)不穩定的(de)區域,建(jian)議壓(ya)敏電(dian)(dian)阻(zu)選(xuan)用(yong)(yong)14D561K;如(ru)果有絕緣耐壓(ya)測試(shi)需(xu)求的(de)話,陶(tao)瓷(ci)氣體(ti)放(fang)電(dian)(dian)管需(xu)選(xuan)用(yong)(yong)2500V以(yi)上系列型號產(chan)品。具體(ti)詳情,建(jian)議咨詢東沃電(dian)(dian)子FAE工程師或產(chan)品工程師。
3)方案應用:
LED路燈電(dian)源、交換機(ji)電(dian)源、空(kong)調電(dian)源、逆變電(dian)源、電(dian)腦電(dian)源、電(dian)磁爐、電(dian)飯煲等等。
關於AC 220V交流電源接口浪湧保護防護選用壓敏(min)電(dian)阻和陶瓷氣體放電管相關的知識就分享到這兒,想了解更多,歡迎咨詢東沃電子,在線免費方案優化整改設計和電路保護器件(TVS二極管、ESD靜電保護二極管、壓敏電阻、陶瓷氣體放電管、半導體放電管、自恢復保險絲等等)選型:136 7581 6901(微信同號)朱工