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變頻(pin)器(qi)是利用電力半(ban)導體器(qi)件的通斷作用將(jiang)工頻(pin)電源(yuan)變換(huan)為另(ling)一頻(pin)率(lv)的電能控(kong)制裝(zhuang)置(zhi)。我們現在(zai)使用的變頻(pin)器(qi)主要采用交—直—交方式（VVVF變頻(pin)或(huo)矢量控(kong)制變頻(pin)），先把工頻(pin)交流電源(yuan)通過整(zheng)流器(qi)轉換(huan)成直流電源(yuan)，然后再(zai)把直…
靜(jing)(jing)電(dian)(dian)(dian)(dian)(dian)對電(dian)(dian)(dian)(dian)(dian)子(zi)產品的(de)危害：(1)靜(jing)(jing)電(dian)(dian)(dian)(dian)(dian)吸附塵埃降低元器件絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)阻縮短壽命；(2)靜(jing)(jing)電(dian)(dian)(dian)(dian)(dian)放電(dian)(dian)(dian)(dian)(dian)(ESD)破壞，造成(cheng)電(dian)(dian)(dian)(dian)(dian)子(zi)組件不能工(gong)作；(3)靜(jing)(jing)電(dian)(dian)(dian)(dian)(dian)放電(dian)(dian)(dian)(dian)(dian)產生的(de)電(dian)(dian)(dian)(dian)(dian)磁場幅度很(hen)大、頻譜極(ji)寬，這樣的(de)靜(jing)(jing)電(dian)(dian)(dian)(dian)(dian)噪聲和電(dian)(dian)(dian)(dian)(dian)磁干擾使(shi)電(dian)(dian)(dian)(dian)(dian)子(zi)設備(bei)不能正常工(gong)作，甚(shen)…
LCM是什么 深圳市(shi)興(xing)宇合電子作為國內最早從(cong)事(shi)液(ye)晶(jing)模(mo)塊（LCM）研發(fa)制造(zao)的企業，對(dui)客戶關于(yu)液(ye)晶(jing)模(mo)塊常存在(zai)的疑(yi)問有(you)充足的了(le)解，LCM廠家(jia)興(xing)宇合公司(si)液(ye)晶(jing)顯示模(mo)塊工(gong)程(cheng)人員在(zai)本文中對(dui)液(ye)晶(jing)模(mo)組的基礎常識做統一介紹。 什么…
液(ye)晶(jing)顯(xian)示(shi)器件(jian)和(he)模(mo)塊的特殊結(jie)構(gou)和(he)性能(neng)因在應用(yong)時(shi)必(bi)須遵循一(yi)定的特殊要求,本文將分述如下。 液(ye)晶(jing)顯(xian)示(shi)器件(jian)的連接工(gong)藝 液(ye)晶(jing)顯(xian)示(shi)器件(jian)由兩片玻璃(li)構(gou)成(cheng)。外(wai)引線是由附著于(yu)表(biao)面的透明導電(dian)膜光刻(ke)而(er)成(cheng),不能(neng)使用(yong)傳統焊接工(gong)…
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