[6]（1）開(kai)(kai)(kai)關電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)在(zai)數字、集成(cheng)(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中(zhong)(zhong)(zhong)利(li)用(yong)(yong)(yong)二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)單向導電(dian)(dian)(dian)(dian)(dian)(dian)性實(shi)現(xian)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)的(de)(de)(de)導通(tong)(tong)或斷開(kai)(kai)(kai)，這一(yi)(yi)技術已經得(de)到(dao)應(ying)(ying)用(yong)(yong)(yong)。開(kai)(kai)(kai)關二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)可(ke)(ke)以很好的(de)(de)(de)保(bao)護的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)，防(fang)止電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)因為(wei)短路(lu)(lu)(lu)等(deng)問(wen)題而被(bei)燒壞，也可(ke)(ke)實(shi)現(xian)傳統(tong)開(kai)(kai)(kai)關的(de)(de)(de)功能。開(kai)(kai)(kai)關二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)還有一(yi)(yi)個特(te)性就是(shi)(shi)開(kai)(kai)(kai)關的(de)(de)(de)速度(du)(du)很快。這是(shi)(shi)傳統(tong)開(kai)(kai)(kai)關所無(wu)法比擬(ni)的(de)(de)(de)。[6]（2）限幅電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)子電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中(zhong)(zhong)(zhong)，常(chang)用(yong)(yong)(yong)限幅電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)對各(ge)種信號進行處理(li)。它(ta)是(shi)(shi)用(yong)(yong)(yong)來(lai)讓信號在(zai)預置(zhi)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)平范圍內(nei)，有選擇地傳輸一(yi)(yi)部分(fen)信號。大多數二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)都(dou)可(ke)(ke)作為(wei)限幅使(shi)用(yong)(yong)(yong)，但有些(xie)時(shi)候需要用(yong)(yong)(yong)到(dao)限幅二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)，如(ru)保(bao)護儀(yi)表時(shi)。[6]（3）穩(wen)壓電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)在(zai)穩(wen)壓電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中(zhong)(zhong)(zhong)通(tong)(tong)常(chang)需要使(shi)用(yong)(yong)(yong)齊納(na)二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)，它(ta)是(shi)(shi)一(yi)(yi)種利(li)用(yong)(yong)(yong)特(te)殊工藝制造的(de)(de)(de)面結(jie)型硅把半(ban)導體二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)，這種特(te)殊二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)雜質濃度(du)(du)比較高，空間電(dian)(dian)(dian)(dian)(dian)(dian)荷區內(nei)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)荷密度(du)(du)大，容(rong)易(yi)形成(cheng)(cheng)強電(dian)(dian)(dian)(dian)(dian)(dian)場。當齊納(na)二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)兩端反(fan)向電(dian)(dian)(dian)(dian)(dian)(dian)壓加(jia)到(dao)某(mou)一(yi)(yi)值，反(fan)向電(dian)(dian)(dian)(dian)(dian)(dian)流急增，產生反(fan)向擊穿。[6]（4）變(bian)容(rong)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)在(zai)變(bian)容(rong)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中(zhong)(zhong)(zhong)常(chang)用(yong)(yong)(yong)變(bian)容(rong)二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)來(lai)實(shi)現(xian)電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)的(de)(de)(de)自動頻率控(kong)制、調諧、調頻以及(ji)掃描振蕩等(deng)。[6]二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)工業(ye)產品應(ying)(ying)用(yong)(yong)(yong)經過多年(nian)來(lai)科學(xue)家們(men)不懈努力，半(ban)導體二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)發(fa)(fa)(fa)光的(de)(de)(de)應(ying)(ying)用(yong)(yong)(yong)已逐步得(de)到(dao)推廣，發(fa)(fa)(fa)光二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)應(ying)(ying)用(yong)(yong)(yong)于各(ge)種電(dian)(dian)(dian)(dian)(dian)(dian)子產品的(de)(de)(de)指(zhi)示(shi)(shi)燈(deng)、光纖通(tong)(tong)信用(yong)(yong)(yong)光源、各(ge)種儀(yi)表的(de)(de)(de)指(zhi)示(shi)(shi)器以及(ji)照明。發(fa)(fa)(fa)光二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)很多特(te)性是(shi)(shi)普通(tong)(tong)發(fa)(fa)(fa)光器件所無(wu)法比擬(ni)的(de)(de)(de)。捷(jie)捷(jie)微(wei)二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)一(yi)(yi)級代(dai)理(li)商。杭州發(fa)(fa)(fa)光二(er)(er)(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)

通(tong)常標(biao)(biao)有極(ji)(ji)(ji)(ji)(ji)性(xing)色(se)(se)(se)(se)點(dian)(白色(se)(se)(se)(se)或紅(hong)色(se)(se)(se)(se))。一(yi)般(ban)(ban)標(biao)(biao)有色(se)(se)(se)(se)點(dian)的(de)(de)一(yi)端(duan)(duan)即為(wei)(wei)正極(ji)(ji)(ji)(ji)(ji)。還(huan)有的(de)(de)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)上標(biao)(biao)有色(se)(se)(se)(se)環(huan)，帶(dai)色(se)(se)(se)(se)環(huan)的(de)(de)一(yi)端(duan)(duan)則(ze)為(wei)(wei)負(fu)(fu)極(ji)(ji)(ji)(ji)(ji)。[7]（3）以阻(zu)(zu)值(zhi)較(jiao)小的(de)(de)一(yi)次測(ce)(ce)量為(wei)(wei)準，黑表(biao)(biao)筆(bi)所接(jie)的(de)(de)一(yi)端(duan)(duan)為(wei)(wei)正極(ji)(ji)(ji)(ji)(ji)，紅(hong)表(biao)(biao)筆(bi)所接(jie)的(de)(de)一(yi)端(duan)(duan)則(ze)為(wei)(wei)負(fu)(fu)極(ji)(ji)(ji)(ji)(ji)。(d)觀察二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)外(wai)殼，帶(dai)有銀色(se)(se)(se)(se)帶(dai)一(yi)端(duan)(duan)為(wei)(wei)負(fu)(fu)極(ji)(ji)(ji)(ji)(ji)。[7]2.檢測(ce)(ce)高(gao)(gao)反向(xiang)擊穿電(dian)(dian)(dian)(dian)(dian)壓(ya)。對(dui)于(yu)交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)來(lai)說，因為(wei)(wei)不斷變化，因此高(gao)(gao)反向(xiang)工作電(dian)(dian)(dian)(dian)(dian)壓(ya)也就(jiu)是二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)承受(shou)的(de)(de)交(jiao)流(liu)峰(feng)值(zhi)電(dian)(dian)(dian)(dian)(dian)壓(ya)。[7]二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)雙向(xiang)觸(chu)發(fa)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)將(jiang)萬(wan)(wan)用(yong)表(biao)(biao)置于(yu)相應(ying)的(de)(de)直流(liu)電(dian)(dian)(dian)(dian)(dian)壓(ya)擋，測(ce)(ce)試電(dian)(dian)(dian)(dian)(dian)壓(ya)由兆(zhao)歐表(biao)(biao)提供(gong)。[8]測(ce)(ce)試時，搖動(dong)兆(zhao)歐表(biao)(biao)，萬(wan)(wan)同(tong)(tong)樣的(de)(de)方法測(ce)(ce)出(chu)(chu)VBR值(zhi)。后將(jiang)VBO與(yu)VBR進行比較(jiao)，兩者(zhe)的(de)(de)值(zhi)之差越(yue)小，說明被測(ce)(ce)雙向(xiang)觸(chu)發(fa)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)對(dui)稱性(xing)越(yue)好(hao)。[8]二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)瞬態電(dian)(dian)(dian)(dian)(dian)壓(ya)抑制(zhi)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)用(yong)萬(wan)(wan)用(yong)表(biao)(biao)測(ce)(ce)量管(guan)(guan)子(zi)(zi)的(de)(de)好(hao)壞對(dui)于(yu)單(dan)要極(ji)(ji)(ji)(ji)(ji)型的(de)(de)TVS，按照測(ce)(ce)量普通(tong)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)方法，可測(ce)(ce)出(chu)(chu)其正、反向(xiang)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)，一(yi)般(ban)(ban)正向(xiang)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)為(wei)(wei)4kΩ左右，反向(xiang)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)為(wei)(wei)無窮(qiong)大。[8]對(dui)于(yu)雙向(xiang)極(ji)(ji)(ji)(ji)(ji)型的(de)(de)瞬態電(dian)(dian)(dian)(dian)(dian)壓(ya)抑制(zhi)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)，任意(yi)調換紅(hong)、黑表(biao)(biao)筆(bi)測(ce)(ce)量其兩引腳間(jian)的(de)(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)值(zhi)均應(ying)為(wei)(wei)無窮(qiong)大，否(fou)則(ze)，說明管(guan)(guan)子(zi)(zi)性(xing)能不良或已(yi)經(jing)損壞。[8]二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)高(gao)(gao)頻變阻(zu)(zu)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)識別正、負(fu)(fu)極(ji)(ji)(ji)(ji)(ji)高(gao)(gao)頻變阻(zu)(zu)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)與(yu)普通(tong)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)在(zai)外(wai)觀上的(de)(de)區別是其色(se)(se)(se)(se)標(biao)(biao)顏色(se)(se)(se)(se)不同(tong)(tong)，普通(tong)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)色(se)(se)(se)(se)標(biao)(biao)顏色(se)(se)(se)(se)一(yi)般(ban)(ban)為(wei)(wei)黑色(se)(se)(se)(se)，而高(gao)(gao)頻變阻(zu)(zu)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)色(se)(se)(se)(se)標(biao)(biao)顏色(se)(se)(se)(se)則(ze)為(wei)(wei)淺(qian)色(se)(se)(se)(se)。汕頭發(fa)光二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)進口捷(jie)捷(jie)微車規級(ji)二(er)(er)(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)原裝現(xian)貨就(jiu)只找巨新科。

二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)特(te)性(xing)參(can)數(shu)編(bian)輯用(yong)來表(biao)示(shi)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)性(xing)能好壞(huai)和適用(yong)范圍的(de)(de)(de)(de)(de)(de)技術指標，稱(cheng)為(wei)(wei)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)參(can)數(shu)。不(bu)(bu)同類(lei)型(xing)的(de)(de)(de)(de)(de)(de)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)有(you)不(bu)(bu)同的(de)(de)(de)(de)(de)(de)特(te)性(xing)參(can)數(shu)。[4]二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)伏安特(te)性(xing)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)具有(you)單向(xiang)(xiang)導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)性(xing)，二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)伏安特(te)性(xing)曲線如(ru)圖所示(shi)[5]。二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)伏安特(te)性(xing)曲線在(zai)(zai)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)加(jia)(jia)有(you)正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)，當電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)值(zhi)較(jiao)小(xiao)時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)極(ji)(ji)(ji)(ji)(ji)小(xiao)；當電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)超過(guo)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)開(kai)始按指數(shu)規律增(zeng)大，通(tong)常(chang)稱(cheng)此為(wei)(wei)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)開(kai)啟(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)；當電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)達(da)到約，二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)處于完全導(dao)通(tong)狀態，通(tong)常(chang)稱(cheng)此電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)為(wei)(wei)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)導(dao)通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)，用(yong)符號UD表(biao)示(shi)[4]。對于鍺二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)，開(kai)啟(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)為(wei)(wei)，導(dao)通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)UD約為(wei)(wei)。在(zai)(zai)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)加(jia)(jia)有(you)反(fan)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)，當電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)值(zhi)較(jiao)小(xiao)時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)極(ji)(ji)(ji)(ji)(ji)小(xiao)，其電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)值(zhi)為(wei)(wei)反(fan)向(xiang)(xiang)飽和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)IS。當反(fan)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)超過(guo)某個(ge)(ge)值(zhi)時，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)開(kai)始急劇增(zeng)大，稱(cheng)之為(wei)(wei)反(fan)向(xiang)(xiang)擊穿，稱(cheng)此電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)為(wei)(wei)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)反(fan)向(xiang)(xiang)擊穿電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)，用(yong)符號UBR表(biao)示(shi)。不(bu)(bu)同型(xing)號的(de)(de)(de)(de)(de)(de)二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)擊穿電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)UBR值(zhi)差別(bie)很大，從幾(ji)十伏到幾(ji)千伏[4]。二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)正(zheng)(zheng)向(xiang)(xiang)特(te)性(xing)外加(jia)(jia)正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)時，在(zai)(zai)正(zheng)(zheng)向(xiang)(xiang)特(te)性(xing)的(de)(de)(de)(de)(de)(de)起始部分(fen)，正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)很小(xiao)，不(bu)(bu)足以(yi)克服PN結內(nei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)場的(de)(de)(de)(de)(de)(de)阻擋(dang)作用(yong)，正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)幾(ji)乎為(wei)(wei)零，這(zhe)一段稱(cheng)為(wei)(wei)死(si)區。這(zhe)個(ge)(ge)不(bu)(bu)能使二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)導(dao)通(tong)的(de)(de)(de)(de)(de)(de)正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)稱(cheng)為(wei)(wei)死(si)區電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。[4]當正(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)大于死(si)區電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)以(yi)后。PN結內(nei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)場被克服，二(er)極(ji)(ji)(ji)(ji)(ji)管(guan)(guan)正(zheng)(zheng)向(xiang)(xiang)導(dao)通(tong)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)隨電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)增(zeng)大而迅速(su)上升(sheng)。在(zai)(zai)正(zheng)(zheng)常(chang)使用(yong)的(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)范圍內(nei)。

主(zhu)要(yao)具(ju)有特點有：安全(quan)、高效率(lv)、環保、壽(shou)(shou)命長(chang)、響應(ying)快(kuai)、體(ti)積小(xiao)、結構牢固。因(yin)此，發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)是(shi)一(yi)種符合綠(lv)色(se)照(zhao)明(ming)(ming)(ming)要(yao)求(qiu)的(de)光(guang)(guang)(guang)源(yuan)。[6]發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)在很多(duo)領域得(de)到(dao)(dao)普(pu)遍應(ying)用(yong)(yong)(yong)(yong)，下面介紹幾點其主(zhu)要(yao)應(ying)用(yong)(yong)(yong)(yong)：（1）電子(zi)用(yong)(yong)(yong)(yong)品(pin)中(zhong)(zhong)的(de)應(ying)用(yong)(yong)(yong)(yong)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)在電子(zi)用(yong)(yong)(yong)(yong)品(pin)中(zhong)(zhong)一(yi)般用(yong)(yong)(yong)(yong)作(zuo)屏(ping)(ping)背(bei)(bei)光(guang)(guang)(guang)源(yuan)或作(zuo)顯示(shi)、照(zhao)明(ming)(ming)(ming)應(ying)用(yong)(yong)(yong)(yong)。從大型(xing)(xing)的(de)液(ye)晶電視、電腦(nao)顯示(shi)屏(ping)(ping)到(dao)(dao)媒(mei)體(ti)播放器MP3、MP4以及(ji)手機等(deng)的(de)顯示(shi)屏(ping)(ping)都(dou)將(jiang)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)用(yong)(yong)(yong)(yong)作(zuo)屏(ping)(ping)背(bei)(bei)光(guang)(guang)(guang)源(yuan)。[6]（2）汽(qi)車(che)以及(ji)大型(xing)(xing)機械(xie)中(zhong)(zhong)的(de)應(ying)用(yong)(yong)(yong)(yong)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)在汽(qi)車(che)以及(ji)大型(xing)(xing)機械(xie)中(zhong)(zhong)得(de)到(dao)(dao)應(ying)用(yong)(yong)(yong)(yong)。汽(qi)車(che)以及(ji)大型(xing)(xing)機械(xie)設備(bei)中(zhong)(zhong)的(de)方向燈(deng)、車(che)內照(zhao)明(ming)(ming)(ming)、機械(xie)設備(bei)儀表照(zhao)明(ming)(ming)(ming)、大前燈(deng)、轉向燈(deng)、剎車(che)燈(deng)、尾(wei)燈(deng)等(deng)都(dou)運用(yong)(yong)(yong)(yong)了(le)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)。主(zhu)要(yao)是(shi)因(yin)為發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)的(de)響應(ying)快(kuai)、使用(yong)(yong)(yong)(yong)壽(shou)(shou)命長(chang)（一(yi)般發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)的(de)壽(shou)(shou)命比(bi)汽(qi)車(che)以及(ji)大型(xing)(xing)機械(xie)壽(shou)(shou)命長(chang)）。[6]（3）煤礦(kuang)中(zhong)(zhong)的(de)應(ying)用(yong)(yong)(yong)(yong)由于發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)較普(pu)通發(fa)(fa)(fa)光(guang)(guang)(guang)器件具(ju)有效率(lv)高、能(neng)耗小(xiao)、壽(shou)(shou)命長(chang)、光(guang)(guang)(guang)度(du)強等(deng)特點，因(yin)此礦(kuang)工燈(deng)以及(ji)井下照(zhao)明(ming)(ming)(ming)等(deng)設備(bei)使用(yong)(yong)(yong)(yong)了(le)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)。雖然還未完全(quan)普(pu)及(ji)，但在不久將(jiang)得(de)到(dao)(dao)普(pu)遍應(ying)用(yong)(yong)(yong)(yong)，發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)將(jiang)在煤礦(kuang)應(ying)用(yong)(yong)(yong)(yong)中(zhong)(zhong)取代(dai)普(pu)通發(fa)(fa)(fa)光(guang)(guang)(guang)器件。[6]（4）城市的(de)裝飾(shi)燈(deng)在當(dang)今(jin)繁華的(de)商業時代(dai)，霓(ni)虹(hong)(hong)燈(deng)是(shi)城市繁華的(de)重要(yao)標志，但霓(ni)虹(hong)(hong)燈(deng)存在很多(duo)缺點，比(bi)如壽(shou)(shou)命不夠(gou)長(chang)等(deng)。因(yin)此，用(yong)(yong)(yong)(yong)發(fa)(fa)(fa)光(guang)(guang)(guang)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)替(ti)代(dai)霓(ni)虹(hong)(hong)燈(deng)有著很多(duo)優勢(shi)。惠州整(zheng)流(liu)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)只招巨新科。

使得集(ji)成電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)更(geng)加(jia)優化，在(zai)各個(ge)領(ling)域都(dou)起到(dao)了積極(ji)(ji)的(de)(de)作(zuo)用(yong)(yong)。二(er)(er)極(ji)(ji)管(guan)在(zai)集(ji)成電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)的(de)(de)作(zuo)用(yong)(yong)很(hen)(hen)多，維持(chi)著集(ji)成電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)正(zheng)常工作(zuo)。下面簡要(yao)(yao)介紹二(er)(er)極(ji)(ji)管(guan)在(zai)以(yi)下四種(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)的(de)(de)作(zuo)用(yong)(yong)。[6]（1）開(kai)關(guan)(guan)(guan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)在(zai)數字、集(ji)成電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)利用(yong)(yong)二(er)(er)極(ji)(ji)管(guan)的(de)(de)單向導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)性實現電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)的(de)(de)導(dao)通或斷開(kai)，這一技術已經得到(dao)應(ying)用(yong)(yong)。開(kai)關(guan)(guan)(guan)二(er)(er)極(ji)(ji)管(guan)可(ke)以(yi)很(hen)(hen)好的(de)(de)保(bao)護的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)，防止電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)因為短(duan)路(lu)(lu)(lu)(lu)等問題(ti)而(er)被(bei)燒壞，也可(ke)實現傳統開(kai)關(guan)(guan)(guan)的(de)(de)功能。開(kai)關(guan)(guan)(guan)二(er)(er)極(ji)(ji)管(guan)還有一個(ge)特性就是(shi)開(kai)關(guan)(guan)(guan)的(de)(de)速度很(hen)(hen)快。這是(shi)傳統開(kai)關(guan)(guan)(guan)所無法(fa)比(bi)擬(ni)的(de)(de)。[6]（2）限(xian)幅(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)，常用(yong)(yong)限(xian)幅(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)對各種(zhong)信號進(jin)行處理。它是(shi)用(yong)(yong)來讓(rang)信號在(zai)預置的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)平(ping)范圍內(nei)，有選擇地傳輸一部分信號。大多數二(er)(er)極(ji)(ji)管(guan)都(dou)可(ke)作(zuo)為限(xian)幅(fu)(fu)使用(yong)(yong)，但有些時候需要(yao)(yao)用(yong)(yong)到(dao)限(xian)幅(fu)(fu)二(er)(er)極(ji)(ji)管(guan)，如保(bao)護儀(yi)表時。[6]（3）穩壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)在(zai)穩壓電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)通常需要(yao)(yao)使用(yong)(yong)齊納二(er)(er)極(ji)(ji)管(guan)，它是(shi)一種(zhong)利用(yong)(yong)特殊工藝制造的(de)(de)面結型硅把半導(dao)體二(er)(er)極(ji)(ji)管(guan)，這種(zhong)特殊二(er)(er)極(ji)(ji)管(guan)雜質(zhi)濃度比(bi)較(jiao)高，空間(jian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)區內(nei)的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)密度大，容(rong)易形成強電(dian)(dian)(dian)(dian)(dian)(dian)(dian)場(chang)。當齊納二(er)(er)極(ji)(ji)管(guan)兩端反(fan)(fan)向電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓加(jia)到(dao)某(mou)一值，反(fan)(fan)向電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流急(ji)增，產(chan)(chan)生反(fan)(fan)向擊穿。[6]（4）變(bian)容(rong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)在(zai)變(bian)容(rong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)中(zhong)常用(yong)(yong)變(bian)容(rong)二(er)(er)極(ji)(ji)管(guan)來實現電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu)(lu)的(de)(de)自動頻(pin)率控制、調諧(xie)、調頻(pin)以(yi)及掃描振(zhen)蕩等。二(er)(er)極(ji)(ji)管(guan)工業(ye)產(chan)(chan)品(pin)應(ying)用(yong)(yong)經過多年(nian)來科(ke)學家們不懈努力。樂山(shan)代(dai)理商巨新科(ke)二(er)(er)極(ji)(ji)管(guan)原(yuan)裝現貨。無錫激光(guang)二(er)(er)極(ji)(ji)管(guan)專賣店

巨新(xin)(xin)科電子(zi)有限公司的(de)使命是通(tong)過創新(xin)(xin)和合(he)作，推動電子(zi)行業的(de)發展(zhan)。杭州發光二極管

由于激光(guang)二(er)極(ji)管(guan)(guan)(guan)的(de)正(zheng)向壓降比普通(tong)二(er)極(ji)管(guan)(guan)(guan)要(yao)(yao)大，所以(yi)檢測正(zheng)向電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)時，萬用(yong)(yong)(yong)(yong)(yong)表指針公(gong)略微(wei)向右(you)偏(pian)轉而已。[8]二(er)極(ji)管(guan)(guan)(guan)主要(yao)(yao)應用(yong)(yong)(yong)(yong)(yong)編輯二(er)極(ji)管(guan)(guan)(guan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)應用(yong)(yong)(yong)(yong)(yong)幾乎在(zai)所有的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中，都要(yao)(yao)用(yong)(yong)(yong)(yong)(yong)到半(ban)導體(ti)二(er)極(ji)管(guan)(guan)(guan)。半(ban)導體(ti)二(er)極(ji)管(guan)(guan)(guan)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中的(de)使(shi)用(yong)(yong)(yong)(yong)(yong)能夠起到保護電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)二(er)極(ji)管(guan)(guan)(guan)路(lu)(lu)。延長電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)壽命等作用(yong)(yong)(yong)(yong)(yong)。半(ban)導體(ti)二(er)極(ji)管(guan)(guan)(guan)的(de)發(fa)展。深圳市巨新科(ke)(ke)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)有限公(gong)司多年來專業從事電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)元(yuan)器件(jian)代(dai)理(li)銷(xiao)售業務,迄今為止已取得(de)華新科(ke)(ke)(Walsin)、國(guo)巨(YAGEO)、四川樂(le)無(wu)線(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(LRC)廈門元(yuan)順微(wei)(UTC)、強茂(mao)(PANJIT)、奇力新(Chilisin)、智寶(TEAPO)等公(gong)司的(de)代(dai)理(li)權,經銷(xiao)多個國(guo)際(ji)品(pin)(pin)牌(pai)的(de)產品(pin)(pin),擁有自主品(pin)(pin)牌(pai)久仁(ren)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)。華新科(ke)(ke)技(ji)（WALSIN)片式電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)，天線(xian)濾(lv)波(bo)器等；國(guo)巨電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)（YAGEO)片式電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)及插件(jian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)、天線(xian)濾(lv)波(bo)器；奇立新（CHILISIN)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感(gan)；樂(le)山無(wu)線(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(LRC)半(ban)導體(ti)；強茂(mao)（PANJIT)半(ban)導體(ti)；友順科(ke)(ke)技(ji)（UTC）IC及MOS管(guan)(guan)(guan)；泰晶(jing)（TKD)晶(jing)振；捷(jie)(jie)捷(jie)(jie)微(wei)（JJW)半(ban)導體(ti)；新潔能（NCE)半(ban)導體(ti)；風華（FENGHUA）電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)。使(shi)得(de)集(ji)(ji)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)更加(jia)優化，在(zai)各個領域都起到了積極(ji)的(de)作用(yong)(yong)(yong)(yong)(yong)。二(er)極(ji)管(guan)(guan)(guan)在(zai)集(ji)(ji)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中的(de)作用(yong)(yong)(yong)(yong)(yong)很(hen)多，維(wei)持(chi)著(zhu)集(ji)(ji)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)正(zheng)常工(gong)作。下(xia)面簡(jian)要(yao)(yao)介紹二(er)極(ji)管(guan)(guan)(guan)在(zai)以(yi)下(xia)四種(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中的(de)作用(yong)(yong)(yong)(yong)(yong)。[6]。杭州(zhou)發(fa)光(guang)二(er)極(ji)管(guan)(guan)(guan)

深(shen)圳(zhen)市(shi)巨新(xin)科(ke)電(dian)子(zi)有(you)(you)限公司(si)坐(zuo)落于(yu)深(shen)圳(zhen)市(shi)龍崗區坂田街道(dao)崗頭社區天(tian)安云谷產(chan)(chan)業(ye)園二(er)(er)(er)期4棟2901單(dan)元(yuan)，是集設(she)計、開發(fa)、生產(chan)(chan)、銷(xiao)(xiao)售、售后(hou)服(fu)務于(yu)一體，電(dian)子(zi)元(yuan)器件的(de)貿(mao)易型(xing)企業(ye)。公司(si)在(zai)行(xing)業(ye)內(nei)發(fa)展多(duo)(duo)(duo)(duo)年，持(chi)續為(wei)用戶提供(gong)整套(tao)二(er)(er)(er)極(ji)管(guan)，電(dian)阻(zu)(zu)(zu)，電(dian)容，電(dian)感(gan)的(de)解決(jue)方案。公司(si)具有(you)(you)二(er)(er)(er)極(ji)管(guan)，電(dian)阻(zu)(zu)(zu)，電(dian)容，電(dian)感(gan)等多(duo)(duo)(duo)(duo)種產(chan)(chan)品(pin)(pin)，根據(ju)客戶不(bu)同的(de)需求(qiu)，提供(gong)不(bu)同類型(xing)的(de)產(chan)(chan)品(pin)(pin)。公司(si)擁有(you)(you)一批熱情敬業(ye)、經驗(yan)豐富的(de)服(fu)務團(tuan)隊，為(wei)客戶提供(gong)服(fu)務。依托成(cheng)熟的(de)產(chan)(chan)品(pin)(pin)資源(yuan)和渠道(dao)資源(yuan)，向全國生產(chan)(chan)、銷(xiao)(xiao)售二(er)(er)(er)極(ji)管(guan)，電(dian)阻(zu)(zu)(zu)，電(dian)容，電(dian)感(gan)產(chan)(chan)品(pin)(pin)，經過多(duo)(duo)(duo)(duo)年的(de)沉(chen)淀(dian)和發(fa)展已經形成(cheng)了科(ke)學的(de)管(guan)理制度、豐富的(de)產(chan)(chan)品(pin)(pin)類型(xing)。深(shen)圳(zhen)市(shi)巨新(xin)科(ke)電(dian)子(zi)有(you)(you)限公司(si)以先(xian)進工藝(yi)為(wei)基礎(chu)、以產(chan)(chan)品(pin)(pin)質量(liang)為(wei)根本、以技術創(chuang)新(xin)為(wei)動力，開發(fa)并推出多(duo)(duo)(duo)(duo)項(xiang)具有(you)(you)競爭力的(de)二(er)(er)(er)極(ji)管(guan)，電(dian)阻(zu)(zu)(zu)，電(dian)容，電(dian)感(gan)產(chan)(chan)品(pin)(pin)，確(que)保了在(zai)二(er)(er)(er)極(ji)管(guan)，電(dian)阻(zu)(zu)(zu)，電(dian)容，電(dian)感(gan)市(shi)場的(de)優勢。

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