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首頁 > 技術與支持 > 在DC耐壓測試時,為何需要緩升時間?
在DC耐壓測試時,為何需要緩升時間?
點擊次數:1815 更新時間:2022-07-14

    安(an)規測試儀用(yong)于(yu)高電(dian)(dian)壓(ya)元(yuan)、器件的耐壓(ya)測量試驗(用(yong)交、直流(liu)耐壓(ya)儀),如硅堆(dui)等。主要是用(yong)來(lai)檢測產品是否(fou)漏(lou)電(dian)(dian)、是否(fou)接地良好(hao)、會不會傷害人身安(an)全的專(zhuan)用(yong),主要檢測項目有電(dian)(dian)壓(ya)、泄漏(lou)電(dian)(dian)流(liu)、絕緣(yuan)電(dian)(dian)阻(zu)和接地電(dian)(dian)阻(zu)。

    DC耐壓測試(shi)通常會需要加上緩(huan)升時(shi)(shi)間(jian)以(yi)及放電(dian)(dian)(dian)時(shi)(shi)間(jian),因為(wei)(wei)大多的DUT具有電(dian)(dian)(dian)容性而會導致(zhi)充(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)產(chan)生。為(wei)(wei)了使(shi)充(chong)(chong)電(dian)(dian)(dian)變位電(dian)(dian)(dian)流(liu)(charge current)穩定(ding),需要緩(huan)升時(shi)(shi)間(jian)來緩(huan)沖,才不會因充(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流(liu)而導致(zhi)漏(lou)電(dian)(dian)(dian)流(liu)過高,進而判(pan)斷(duan)為(wei)(wei)不良(liang)品(pin)(FAIL)。