半(ban)(ban)导(dao)(dao)体(ti)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)：半(ban)(ban)导(dao)(dao)体(ti)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)是指利用半(ban)(ban)导(dao)(dao)体(ti)特(te)(te)性(xing)(xing)(xing)的(de)(de)两端(duan)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)器(qi)件(jian)。常见的(de)(de)半(ban)(ban)导(dao)(dao)体(ti)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)是PN结型二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)和金属半(ban)(ban)导(dao)(dao)体(ti)接触二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)。它们的(de)(de)共同特(te)(te)点是伏安特(te)(te)性(xing)(xing)(xing)的(de)(de)不(bu)对称性(xing)(xing)(xing)，即电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)沿其(qi)一(yi)(yi)(yi)个方向呈(cheng)现良好(hao)的(de)(de)导(dao)(dao)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)性(xing)(xing)(xing)，而(er)在相(xiang)反方向呈(cheng)现高阻特(te)(te)性(xing)(xing)(xing)。可(ke)(ke)用作为(wei)整流(liu)(liu)、检(jian)波、稳压(ya)、恒流(liu)(liu)、变(bian)容、开关(guan)(guan)、发光及光电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)转换等。利用高掺(chan)杂PN结中载流(liu)(liu)子(zi)的(de)(de)隧道效应(ying)可(ke)(ke)制成(cheng)超(chao)高频(pin)放大(da)或(huo)超(chao)高速(su)开关(guan)(guan)的(de)(de)隧道二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)。正(zheng)向特(te)(te)性(xing)(xing)(xing)即二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)正(zheng)向偏置时(shi)(shi)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)与电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)关(guan)(guan)系。二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)两端(duan)加正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)较小时(shi)(shi)，正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)产生的(de)(de)外电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)场不(bu)足以使多(duo)子(zi)形成(cheng)扩散运(yun)动(dong)，这(zhei)时(shi)(shi)的(de)(de)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)实际(ji)上还(hai)没(mei)有很好(hao)地导(dao)(dao)通(tong)，通(tong)常称为(wei)"死区(qu)"，二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)相(xiang)当(dang)于一(yi)(yi)(yi)个极(ji)(ji)(ji)大(da)的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻，正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)很小。当(dang)正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)超(chao)过(guo)一(yi)(yi)(yi)定值(zhi)后，内电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)场被削弱，多(duo)子(zi)在外电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)场的(de)(de)作用下形成(cheng)扩散运(yun)动(dong)，这(zhei)时(shi)(shi)，正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)随正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)的(de)(de)增(zeng)大(da)迅速(su)增(zeng)大(da)，二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)导(dao)(dao)通(tong)。该电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)称为(wei)门(men)槛电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(也称阈值(zhi)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya))，用Vth表示。在室(shi)温下，硅管(guan)(guan)(guan)(guan)(guan)的(de)(de)Vth约为(wei)0.5V，锗管(guan)(guan)(guan)(guan)(guan)的(de)(de)Vth约为(wei)0.1V。二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)一(yi)(yi)(yi)旦导(dao)(dao)通(tong)后，随着正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)的(de)(de)微小增(zeng)加，正(zheng)向电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)会(hui)有极(ji)(ji)(ji)大(da)的(de)(de)增(zeng)加，此(ci)时(shi)(shi)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)呈(cheng)现的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻很小，可(ke)(ke)认(ren)为(wei)二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)具(ju)有恒压(ya)特(te)(te)性(xing)(xing)(xing)。IR二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)经销商找(zhao)哪家，推荐咨询上海寅涵智(zhi)能科技。青海西门(men)康可(ke)(ke)控(kong)硅二(er)(er)(er)(er)极(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)型号齐(qi)全

收音(yin)机终只要(yao)其中的(de)(de)(de)(de)(de)(de)(de)上包络信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)，下(xia)包络信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)不(bu)(bu)用，中间的(de)(de)(de)(de)(de)(de)(de)高(gao)频(pin)载波(bo)(bo)(bo)(bo)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)也不(bu)(bu)需要(yao)。2．电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中各元器件作(zuo)(zuo)用说(shuo)明(ming)如(ru)表9-43所(suo)示(shi)(shi)是元器件作(zuo)(zuo)用解说(shuo)。表9-43元器件作(zuo)(zuo)用解说(shuo)3．检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)工(gong)(gong)作(zuo)(zuo)原(yuan)(yuan)理分(fen)(fen)析检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)主要(yao)由检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)VD1构成(cheng)(cheng)。在检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中，调幅信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)加(jia)到(dao)检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)正(zheng)极(ji)，这(zhei)(zhei)时(shi)的(de)(de)(de)(de)(de)(de)(de)检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)工(gong)(gong)作(zuo)(zuo)原(yuan)(yuan)理与整(zheng)流(liu)(liu)(liu)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)中的(de)(de)(de)(de)(de)(de)(de)整(zheng)流(liu)(liu)(liu)二(er)极(ji)管(guan)(guan)工(gong)(gong)作(zuo)(zuo)原(yuan)(yuan)理基本一(yi)样，利用信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)的(de)(de)(de)(de)(de)(de)(de)幅度使(shi)检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)导通(tong)，如(ru)图9-49所(suo)示(shi)(shi)是调幅波(bo)(bo)(bo)(bo)形(xing)展开后(hou)的(de)(de)(de)(de)(de)(de)(de)示(shi)(shi)意图。图9-49调幅波(bo)(bo)(bo)(bo)形(xing)时(shi)间轴展开示(shi)(shi)意图从(cong)展开后(hou)的(de)(de)(de)(de)(de)(de)(de)调幅信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)波(bo)(bo)(bo)(bo)形(xing)中可以看(kan)出，它是一(yi)个交流(liu)(liu)(liu)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)，只是信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)的(de)(de)(de)(de)(de)(de)(de)幅度在变化。这(zhei)(zhei)一(yi)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)加(jia)到(dao)检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)正(zheng)极(ji)，正(zheng)半周信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)使(shi)二(er)极(ji)管(guan)(guan)导通(tong)，负半周信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)使(shi)二(er)极(ji)管(guan)(guan)截止，这(zhei)(zhei)样相当于整(zheng)流(liu)(liu)(liu)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)工(gong)(gong)作(zuo)(zuo)一(yi)样，在检(jian)波(bo)(bo)(bo)(bo)二(er)极(ji)管(guan)(guan)负载电(dian)(dian)(dian)(dian)阻(zu)R1上得到(dao)正(zheng)半周信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)的(de)(de)(de)(de)(de)(de)(de)包络，即信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)的(de)(de)(de)(de)(de)(de)(de)虚线部分(fen)(fen)，见图中检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)输(shu)(shu)出信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)波(bo)(bo)(bo)(bo)形(xing)（不(bu)(bu)加(jia)高(gao)频(pin)滤波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)容时(shi)的(de)(de)(de)(de)(de)(de)(de)输(shu)(shu)出信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)波(bo)(bo)(bo)(bo)形(xing)）。检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)输(shu)(shu)出信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)由音(yin)频(pin)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)、直流(liu)(liu)(liu)成(cheng)(cheng)分(fen)(fen)和高(gao)频(pin)载波(bo)(bo)(bo)(bo)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)三种(zhong)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)成(cheng)(cheng)分(fen)(fen)组(zu)成(cheng)(cheng)，详细的(de)(de)(de)(de)(de)(de)(de)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)分(fen)(fen)析需要(yao)根据三种(zhong)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)情况进行(xing)展开。这(zhei)(zhei)三种(zhong)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)中，重要(yao)的(de)(de)(de)(de)(de)(de)(de)是音(yin)频(pin)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)处理电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)的(de)(de)(de)(de)(de)(de)(de)分(fen)(fen)析和工(gong)(gong)作(zuo)(zuo)原(yuan)(yuan)理的(de)(de)(de)(de)(de)(de)(de)理解。1）所(suo)需要(yao)的(de)(de)(de)(de)(de)(de)(de)音(yin)频(pin)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)，它是输(shu)(shu)出信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)的(de)(de)(de)(de)(de)(de)(de)包络，如(ru)图9-50所(suo)示(shi)(shi)，这(zhei)(zhei)一(yi)音(yin)频(pin)信(xin)(xin)(xin)(xin)(xin)(xin)(xin)号(hao)(hao)(hao)通(tong)过检(jian)波(bo)(bo)(bo)(bo)电(dian)(dian)(dian)(dian)路(lu)(lu)(lu)输(shu)(shu)出端电(dian)(dian)(dian)(dian)容C2耦合。云南Microsemi美高(gao)森(sen)美二(er)极(ji)管(guan)(guan)批发(fa)采购上海寅涵智(zhi)能(neng)科(ke)技供应大功率二(er)极(ji)管(guan)(guan)SKM50GB12T4品质(zhi)佳服务(wu)好，欢迎联系。

二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)种(zhong)类、作(zuo)用(yong)、实物大(da)(da)全整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)电(dian)(dian)(dian)路中，整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的应(ying)(ying)用(yong)为常见(jian)。所(suo)谓整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)就(jiu)是专门用(yong)于(yu)(yu)(yu)(yu)电(dian)(dian)(dian)源(yuan)(yuan)电(dian)(dian)(dian)路中将交流(liu)(liu)(liu)(liu)电(dian)(dian)(dian)转换成(cheng)单(dan)向脉(mai)动直流(liu)(liu)(liu)(liu)电(dian)(dian)(dian)的二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。快(kuai)恢(hui)复(fu)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-硅管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-三(san)相整(zheng)流(liu)(liu)(liu)(liu)桥整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-汽(qi)车用(yong)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-汽(qi)车用(yong)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-雪崩管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)整(zheng)流(liu)(liu)(liu)(liu)桥整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-高(gao)(gao)频整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)-高(gao)(gao)频稳(wen)(wen)压(ya)(ya)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)也称齐纳二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，或(huo)称反向击穿二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。稳(wen)(wen)压(ya)(ya)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)与普通二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)特(te)性不同，稳(wen)(wen)压(ya)(ya)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)主(zhu)要(yao)用(yong)来(lai)稳(wen)(wen)定(ding)直流(liu)(liu)(liu)(liu)工作(zuo)电(dian)(dian)(dian)压(ya)(ya)，还可以(yi)用(yong)来(lai)对(dui)信号进行(xing)限幅发光(guang)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)发光(guang)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)简(jian)称LED，常用(yong)来(lai)指示电(dian)(dian)(dian)路的工作(zuo)状态和(he)各种(zhong)信号。肖特(te)基二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)肖特(te)基二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)主(zhu)要(yao)用(yong)于(yu)(yu)(yu)(yu)电(dian)(dian)(dian)路的整(zheng)流(liu)(liu)(liu)(liu)和(he)续流(liu)(liu)(liu)(liu)。广泛应(ying)(ying)用(yong)于(yu)(yu)(yu)(yu)开(kai)关电(dian)(dian)(dian)源(yuan)(yuan)，变频器，驱动器等电(dian)(dian)(dian)路。做(zuo)高(gao)(gao)频，低压(ya)(ya)，大(da)(da)电(dian)(dian)(dian)流(liu)(liu)(liu)(liu)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，续流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，保护(hu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)使(shi)用(yong)，或(huo)在(zai)微波(bo)通信中做(zuo)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，小信号检波(bo)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等。快(kuai)恢(hui)复(fu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（超快(kuai)恢(hui)复(fu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)）快(kuai)恢(hui)复(fu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)应(ying)(ying)用(yong)于(yu)(yu)(yu)(yu)开(kai)关电(dian)(dian)(dian)源(yuan)(yuan)，脉(mai)宽(kuan)调制(zhi)器（PWM），不间(jian)断电(dian)(dian)(dian)源(yuan)(yuan)（UPS），交流(liu)(liu)(liu)(liu)电(dian)(dian)(dian)动机变频调速（VVVF），高(gao)(gao)频加热等，作(zuo)为高(gao)(gao)频，大(da)(da)电(dian)(dian)(dian)流(liu)(liu)(liu)(liu)的续流(liu)(liu)(liu)(liu)或(huo)整(zheng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。恒(heng)(heng)(heng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)恒(heng)(heng)(heng)流(liu)(liu)(liu)(liu)二(er)(er)(er)(er)极(ji)(ji)(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)能在(zai)很宽(kuan)的电(dian)(dian)(dian)压(ya)(ya)范围(wei)内输出恒(heng)(heng)(heng)定(ding)的电(dian)(dian)(dian)流(liu)(liu)(liu)(liu)，并具有很高(gao)(gao)的动态阻(zu)抗(kang)。可用(yong)于(yu)(yu)(yu)(yu)稳(wen)(wen)定(ding)和(he)限制(zhi)电(dian)(dian)(dian)流(liu)(liu)(liu)(liu)。主(zhu)要(yao)应(ying)(ying)用(yong)在(zai)低功率方面，例如恒(heng)(heng)(heng)流(liu)(liu)(liu)(liu)源(yuan)(yuan)。

二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)普遍的(de)(de)(de)(de)功能就是(shi)只允许电(dian)流(liu)(liu)由(you)单一(yi)方向(xiang)(xiang)(xiang)(xiang)通过(guo)(guo)（称(cheng)(cheng)为(wei)顺向(xiang)(xiang)(xiang)(xiang)偏(pian)压(ya)），反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)时(shi)(shi)阻(zu)断（称(cheng)(cheng)为(wei)逆(ni)向(xiang)(xiang)(xiang)(xiang)偏(pian)压(ya)）。因(yin)此，二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)可以(yi)想(xiang)成(cheng)电(dian)子版的(de)(de)(de)(de)逆(ni)止(zhi)阀。然(ran)而(er)实际上二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)并不会表现出(chu)如此完美的(de)(de)(de)(de)开(kai)与(yu)关的(de)(de)(de)(de)方向(xiang)(xiang)(xiang)(xiang)性(xing)(xing)，而(er)是(shi)较为(wei)复(fu)杂的(de)(de)(de)(de)非线性(xing)(xing)电(dian)子特(te)征——这(zhei)是(shi)由(you)特(te)定(ding)类型的(de)(de)(de)(de)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)技术决定(ding)的(de)(de)(de)(de)。二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)使(shi)用(yong)(yong)上除了(le)用(yong)(yong)做开(kai)关的(de)(de)(de)(de)方式之外(wai)(wai)还(hai)有很多(duo)其他的(de)(de)(de)(de)功能。早期的(de)(de)(de)(de)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)包含“猫须晶体(ti)（"CatsWhisker"Crystals）”以(yi)及真(zhen)空(kong)管(guan)(英国称(cheng)(cheng)为(wei)“热游离阀（ThermionicValves）”)。现今(jin)普遍的(de)(de)(de)(de)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)大多(duo)是(shi)使(shi)用(yong)(yong)半导(dao)体(ti)材(cai)料如硅(gui)或(huo)锗。1、正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)性(xing)(xing)外(wai)(wai)加正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)时(shi)(shi)，在正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)特(te)性(xing)(xing)的(de)(de)(de)(de)起始部(bu)分，正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)很小，不足(zu)以(yi)克服(fu)PN结内电(dian)场(chang)的(de)(de)(de)(de)阻(zu)挡作用(yong)(yong)，正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)流(liu)(liu)几乎为(wei)零，这(zhei)一(yi)段称(cheng)(cheng)为(wei)死区(qu)。这(zhei)个不能使(shi)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)导(dao)通的(de)(de)(de)(de)正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)称(cheng)(cheng)为(wei)死区(qu)电(dian)压(ya)。当正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)大于(yu)死区(qu)电(dian)压(ya)以(yi)后(hou)，PN结内电(dian)场(chang)被克服(fu)，二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)导(dao)通，电(dian)流(liu)(liu)随(sui)电(dian)压(ya)增大而(er)迅速(su)上升(sheng)。在正(zheng)(zheng)(zheng)(zheng)常(chang)使(shi)用(yong)(yong)的(de)(de)(de)(de)电(dian)流(liu)(liu)范(fan)围内，导(dao)通时(shi)(shi)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)的(de)(de)(de)(de)端电(dian)压(ya)几乎维持(chi)不变，这(zhei)个电(dian)压(ya)称(cheng)(cheng)为(wei)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)的(de)(de)(de)(de)正(zheng)(zheng)(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)。2、反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)性(xing)(xing)外(wai)(wai)加反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)电(dian)压(ya)不超过(guo)(guo)一(yi)定(ding)范(fan)围时(shi)(shi)，通过(guo)(guo)二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)的(de)(de)(de)(de)电(dian)流(liu)(liu)是(shi)少数载流(liu)(liu)子漂移运动所形成(cheng)反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)电(dian)流(liu)(liu)。由(you)于(yu)反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)电(dian)流(liu)(liu)很小，二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)处于(yu)截(jie)止(zhi)状态。这(zhei)个反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)电(dian)流(liu)(liu)又称(cheng)(cheng)为(wei)反(fan)(fan)向(xiang)(xiang)(xiang)(xiang)饱和电(dian)流(liu)(liu)或(huo)漏电(dian)流(liu)(liu)。上海寅涵智能科(ke)技专业供应IXYS艾赛斯二(er)(er)极(ji)(ji)(ji)(ji)(ji)管(guan)VUO160-16NO7欢迎咨询。

100mA,10nS,2PF,225ma,2CK105硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)35V,100mA,4nS,2PF,225ma,2CK106硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)75V,100mA,4nS,2PF,100ma,2CK107硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)90V,130mA,300mW,4nS,2PF,400ma,2CK108硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)70V,100mA,300mW,,2CK109硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)35V,100mA,300mW,,2CK110硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)90V,150mA,250mW,3nS,3PF,450ma,2CK111硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)55V,100mA,300mW,,2CK150硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)15V,Ir≤25nA,Vf≤,≤2PF,2CK161硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)15V,Ir≤25nA,Vf≤,≤2PF,2CK4148硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)75V,Ir≤25nA,Vf=1V,4PF,2CK2076硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)35V,Ir≤1uA,Vf≤,≤,2CK2076A硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)60V,Ir≤1uA,Vf≤,≤,2CK2471硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)80V,Ir≤≤,≤2PF,2CK2472硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)50V,Ir≤≤,≤2PF,2CK2473硅(gui)(gui)(gui)开(kai)(kai)(kai)(kai)(kai)(kai)关(guan)(guan)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)35V,Ir≤≤,≤3PF,2CN1A硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)400V,1A,f=100KHz,2CN1B硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)100V,1A,f=100KHz,2CN3硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3D硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3E硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3F硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3G硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3H硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3I硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN3K硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CN4D硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,,2CN5D硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,,f=100KHz,2CN6硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)V,1A,f=100KHz,2CP1553硅(gui)(gui)(gui)二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)Ir≤≤,≤。西门(men)康(kang)快(kuai)恢复二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)SKKE310F12；吉(ji)林(lin)整流桥二(er)(er)(er)(er)(er)(er)(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)(guan)库存充(chong)足

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[4]二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)大(da)(da)(da)整(zheng)流(liu)(liu)电(dian)(dian)(dian)流(liu)(liu)大(da)(da)(da)整(zheng)流(liu)(liu)电(dian)(dian)(dian)流(liu)(liu)是指(zhi)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)长期连续工作时(shi)(shi)，允(yun)许通过(guo)的(de)(de)(de)(de)(de)大(da)(da)(da)正(zheng)向(xiang)(xiang)平均(jun)电(dian)(dian)(dian)流(liu)(liu)值(zhi)(zhi)，其值(zhi)(zhi)与(yu)PN结面(mian)积及外部散(san)(san)热条件等有(you)关(guan)。因为(wei)(wei)电(dian)(dian)(dian)流(liu)(liu)通过(guo)管(guan)(guan)(guan)(guan)(guan)子时(shi)(shi)会(hui)(hui)使(shi)管(guan)(guan)(guan)(guan)(guan)芯发热，温(wen)度上(shang)升，温(wen)度超(chao)过(guo)容许限度（硅(gui)管(guan)(guan)(guan)(guan)(guan)为(wei)(wei)141℃左(zuo)右，锗管(guan)(guan)(guan)(guan)(guan)为(wei)(wei)90℃左(zuo)右）时(shi)(shi)，就(jiu)(jiu)会(hui)(hui)使(shi)管(guan)(guan)(guan)(guan)(guan)芯过(guo)热而损(sun)坏。所(suo)以在(zai)(zai)规(gui)定散(san)(san)热条件下，二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)使(shi)用(yong)中不(bu)要超(chao)过(guo)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)大(da)(da)(da)整(zheng)流(liu)(liu)电(dian)(dian)(dian)流(liu)(liu)值(zhi)(zhi)。[4]二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)高(gao)(gao)反(fan)向(xiang)(xiang)工作电(dian)(dian)(dian)压(ya)加在(zai)(zai)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)两端(duan)(duan)(duan)的(de)(de)(de)(de)(de)反(fan)向(xiang)(xiang)电(dian)(dian)(dian)压(ya)高(gao)(gao)到一(yi)(yi)定值(zhi)(zhi)时(shi)(shi)，会(hui)(hui)将管(guan)(guan)(guan)(guan)(guan)子击(ji)穿(chuan)，失去单(dan)向(xiang)(xiang)导电(dian)(dian)(dian)能力。为(wei)(wei)了(le)保证使(shi)用(yong)安全(quan)(quan)，规(gui)定了(le)高(gao)(gao)反(fan)向(xiang)(xiang)工作电(dian)(dian)(dian)压(ya)值(zhi)(zhi)。[4]二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)检(jian)测(ce)(ce)方法编辑二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)小功率晶(jing)体二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)1.判别(bie)正(zheng)、负(fu)电(dian)(dian)(dian)极(ji)(ji)(ji)(ji)（1）观(guan)察(cha)外壳(qiao)(qiao)(qiao)上(shang)的(de)(de)(de)(de)(de)符号标记。通常在(zai)(zai)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)外壳(qiao)(qiao)(qiao)上(shang)标有(you)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)符号，带有(you)三角形(xing)箭(jian)头的(de)(de)(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)为(wei)(wei)正(zheng)极(ji)(ji)(ji)(ji)，另(ling)一(yi)(yi)端(duan)(duan)(duan)是负(fu)极(ji)(ji)(ji)(ji)。[7]（2）观(guan)察(cha)外壳(qiao)(qiao)(qiao)上(shang)的(de)(de)(de)(de)(de)色(se)点。在(zai)(zai)点接(jie)(jie)触二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)外壳(qiao)(qiao)(qiao)上(shang)，通常标有(you)极(ji)(ji)(ji)(ji)性色(se)点(白色(se)或红(hong)(hong)色(se))。一(yi)(yi)般标有(you)色(se)点的(de)(de)(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)即为(wei)(wei)正(zheng)极(ji)(ji)(ji)(ji)。还有(you)的(de)(de)(de)(de)(de)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)上(shang)标有(you)色(se)环，带色(se)环的(de)(de)(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)则为(wei)(wei)负(fu)极(ji)(ji)(ji)(ji)。[7]（3）以阻值(zhi)(zhi)较小的(de)(de)(de)(de)(de)一(yi)(yi)次测(ce)(ce)量为(wei)(wei)准，黑表(biao)笔所(suo)接(jie)(jie)的(de)(de)(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)为(wei)(wei)正(zheng)极(ji)(ji)(ji)(ji)，红(hong)(hong)表(biao)笔所(suo)接(jie)(jie)的(de)(de)(de)(de)(de)一(yi)(yi)端(duan)(duan)(duan)则为(wei)(wei)负(fu)极(ji)(ji)(ji)(ji)。(d)观(guan)察(cha)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)外壳(qiao)(qiao)(qiao)，带有(you)银色(se)带一(yi)(yi)端(duan)(duan)(duan)为(wei)(wei)负(fu)极(ji)(ji)(ji)(ji)。[7]2.检(jian)测(ce)(ce)高(gao)(gao)反(fan)向(xiang)(xiang)击(ji)穿(chuan)电(dian)(dian)(dian)压(ya)。对于交流(liu)(liu)电(dian)(dian)(dian)来说，因为(wei)(wei)不(bu)断变化，因此高(gao)(gao)反(fan)向(xiang)(xiang)工作电(dian)(dian)(dian)压(ya)也(ye)就(jiu)(jiu)是二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)承(cheng)受(shou)的(de)(de)(de)(de)(de)交流(liu)(liu)峰值(zhi)(zhi)电(dian)(dian)(dian)压(ya)。青海西门康可控(kong)硅(gui)二(er)极(ji)(ji)(ji)(ji)管(guan)(guan)(guan)(guan)(guan)型号齐全(quan)(quan)

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