由于光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)種類繁多(duo)，結構獨特，優點(dian)突出(chu)(chu)，因而其(qi)應(ying)用(yong)(yong)(yong)十分，主要應(ying)用(yong)(yong)(yong)以下場(chang)合：光(guang)(guang)(guang)纖耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)⑴在(zai)(zai)(zai)邏(luo)輯電(dian)(dian)(dian)路(lu)上的(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)⑵作(zuo)為(wei)固體開關(guan)應(ying)用(yong)(yong)(yong)⑶在(zai)(zai)(zai)觸發(fa)電(dian)(dian)(dian)路(lu)上的(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)⑷在(zai)(zai)(zai)脈沖放(fang)大(da)電(dian)(dian)(dian)路(lu)中(zhong)的(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)光(guang)(guang)(guang)電(dian)(dian)(dian)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)應(ying)用(yong)(yong)(yong)于數(shu)字電(dian)(dian)(dian)路(lu)，可(ke)以將脈沖信號進行放(fang)大(da)。⑸在(zai)(zai)(zai)線(xian)(xian)(xian)性(xing)電(dian)(dian)(dian)路(lu)上的(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)⑹特殊場(chang)合的(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)。線(xian)(xian)(xian)性(xing)光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)的(de)(de)(de)(de)選取原則在(zai)(zai)(zai)設計光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)反(fan)饋式開關(guan)電(dian)(dian)(dian)源(yuan)(yuan)時必須(xu)正確選擇(ze)線(xian)(xian)(xian)性(xing)光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)的(de)(de)(de)(de)型號及(ji)參數(shu)，選取原則如下：①光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)的(de)(de)(de)(de)電(dian)(dian)(dian)流傳輸比（CTR）的(de)(de)(de)(de)允許范圍是50%～200%。這是因為(wei)當CTR<50%時，光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)中(zhong)的(de)(de)(de)(de)LED就需要較大(da)的(de)(de)(de)(de)工作(zuo)電(dian)(dian)(dian)流②推(tui)薦(jian)(jian)采用(yong)(yong)(yong)線(xian)(xian)(xian)性(xing)光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)，其(qi)特點(dian)是CTR值(zhi)能夠在(zai)(zai)(zai)一(yi)定范圍內做線(xian)(xian)(xian)性(xing)調整。③由英國(guo)埃(ai)索(suo)柯姆（Isocom）公司(si)、美國(guo)摩托羅拉公司(si)生產的(de)(de)(de)(de)4N××系列（如4N25、4N26、4N35）光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)，在(zai)(zai)(zai)國(guo)內應(ying)用(yong)(yong)(yong)地十分普(pu)遍。鑒(jian)于此類光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)合器(qi)(qi)呈現開關(guan)特性(xing)，其(qi)線(xian)(xian)(xian)性(xing)度差，適宜傳輸數(shu)字信號（高(gao)、低電(dian)(dian)(dian)平），因此不推(tui)薦(jian)(jian)用(yong)(yong)(yong)在(zai)(zai)(zai)開關(guan)電(dian)(dian)(dian)源(yuan)(yuan)中(zhong)。這種接口電(dian)(dian)(dian)路(lu)一(yi)般(ban)具有帶負載能力強、輸出(chu)(chu)電(dian)(dian)(dian)流大(da)、工作(zuo)電(dian)(dian)(dian)壓高(gao)的(de)(de)(de)(de)特點(dian)。天(tian)津(jin)小體積光(guang)(guang)(guang)耦(ou)(ou)(ou)(ou)(ou)群(qun)芯微代(dai)理現貨(huo)

光耦合(he)器(qi)的(de)輸(shu)(shu)出特性(xing)(xing)(xing)實際也就是其(qi)(qi)內部光敏三(san)(san)極(ji)(ji)(ji)管(guan)的(de)特性(xing)(xing)(xing)，與普通(tong)的(de)三(san)(san)極(ji)(ji)(ji)管(guan)類似。常(chang)見的(de)參(can)數(shu)有：1.集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)流Ic（CollectorCurrent）光敏三(san)(san)極(ji)(ji)(ji)管(guan)集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)所流過的(de)電(dian)(dian)(dian)(dian)(dian)(dian)流，通(tong)常(chang)表示(shi)其(qi)(qi)最大值。2.集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)-發(fa)(fa)射(she)極(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)Vceo（C-EVoltage）集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)-發(fa)(fa)射(she)極(ji)(ji)(ji)所能(neng)(neng)承(cheng)受(shou)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。3.發(fa)(fa)射(she)極(ji)(ji)(ji)-集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)Veco（E-CVoltage）發(fa)(fa)射(she)極(ji)(ji)(ji)-集電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)所能(neng)(neng)承(cheng)受(shou)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)4.反向截止電(dian)(dian)(dian)(dian)(dian)(dian)流Iceo5.C-E飽和(he)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)Vce(sat)（C-ESaturationVoltage）四、傳輸(shu)(shu)特性(xing)(xing)(xing)：1．電(dian)(dian)(dian)(dian)(dian)(dian)流傳輸(shu)(shu)比CTR（CurrentTransferRadio）2．上升時(shi)間(jian)Tr（RiseTime）&下降時(shi)間(jian)Tf（FallTime）其(qi)(qi)它(ta)參(can)數(shu)諸如工作(zuo)溫度、耗散功率等不再一一敷述(shu)。三(san)(san)、隔(ge)離特性(xing)(xing)(xing)1．入(ru)(ru)出間(jian)隔(ge)離電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)Vio（IsolationVoltage）光耦合(he)器(qi)輸(shu)(shu)入(ru)(ru)端(duan)(duan)和(he)輸(shu)(shu)出端(duan)(duan)之間(jian)絕(jue)緣(yuan)耐壓(ya)(ya)(ya)值。2．入(ru)(ru)出間(jian)隔(ge)離電(dian)(dian)(dian)(dian)(dian)(dian)容Cio（IsolationCapacitance）：光耦合(he)器(qi)件輸(shu)(shu)入(ru)(ru)端(duan)(duan)和(he)輸(shu)(shu)出端(duan)(duan)之間(jian)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)容值3．入(ru)(ru)出間(jian)隔(ge)離電(dian)(dian)(dian)(dian)(dian)(dian)阻Rio：（IsolationResistance）吉林高速光耦群(qun)芯(xin)微(wei)代理加工光電(dian)(dian)(dian)(dian)(dian)(dian)耦合(he)器(qi)構(gou)成各(ge)種(zhong)邏(luo)(luo)輯(ji)電(dian)(dian)(dian)(dian)(dian)(dian)路，光電(dian)(dian)(dian)(dian)(dian)(dian)耦合(he)器(qi)的(de)抗干擾性(xing)(xing)(xing)能(neng)(neng)和(he)隔(ge)離性(xing)(xing)(xing)能(neng)(neng)比晶體管(guan)好(hao)，由它(ta)構(gou)成的(de)邏(luo)(luo)輯(ji)電(dian)(dian)(dian)(dian)(dian)(dian)路更可靠(kao)。

柵(zha)極驅動(dong)光(guang)耦(ou)包含一個GaAsPLED，LED光(guang)耦(ou)合到(dao)一個集成電(dian)路(lu)的功(gong)率(lv)輸出級。這些(xie)光(guang)耦(ou)比(bi)較適合驅動(dong)功(gong)率(lv)IGBT和(he)(he)Mosfet的柵(zha)極，較高(gao)的輸出電(dian)壓能達到(dao)功(gong)率(lv)器件的柵(zha)級電(dian)壓驅動(dong)要(yao)求。電(dian)壓和(he)(he)電(dian)流由這些(xie)光(guang)耦(ou)提供，使(shi)他們能直接驅動(dong)高(gao)達1200V/100A的IGBT。柵(zha)極驅動(dong)光(guang)耦(ou)用于在控制(zhi)電(dian)路(lu)和(he)(he)高(gao)壓之間提供增(zeng)強的電(dian)絕緣。其抑(yi)制(zhi)高(gao)共模噪聲的能力(li)可(ke)防止在高(gao)頻開關期間功(gong)率(lv)半導體(ti)的誤(wu)動(dong)作。其共模瞬態耐久性比(bi)較高(gao)等(deng)級為35kV/μs，可(ke)用于逆變(bian)器、伺服系統等(deng)噪聲環境惡劣的工業產品應用。

可(ke)編(bian)程控制器(qi)(qi)是在電器(qi)(qi)控制技術和(he)計算機技術的(de)基礎上開(kai)發(fa)出來(lai)的(de)，并逐漸發(fa)展(zhan)成為以微處理器(qi)(qi)為**，把自動(dong)(dong)化(hua)技術、計算機技術、通(tong)訊技術融(rong)為一體的(de)工(gong)業控制裝置(zhi)。可(ke)編(bian)程控制器(qi)(qi)上需要用到晶體管(guan)光(guang)(guang)耦(ou)、光(guang)(guang)繼電器(qi)(qi)、高速(su)光(guang)(guang)耦(ou)、柵(zha)極驅動(dong)(dong)光(guang)(guang)耦(ou)、IPM接口光(guang)(guang)耦(ou)。常(chang)用光(guang)(guang)耦(ou)型(xing)號：1.晶體管(guan)光(guang)(guang)耦(ou)：QX81x、QX101x、QX35x、QX3Hx、QX85x；2.高速(su)光(guang)(guang)耦(ou)：QX6N13x、QXM6xx、QX053x、QX063x；3.光(guang)(guang)繼電器(qi)(qi)：QX2xx、QX17x；4.柵(zha)極驅動(dong)(dong)光(guang)(guang)耦(ou)：QX314、QX34x、QX350、QX31xx；5.IPM接口光(guang)(guang)耦(ou)：QX48x、QX450x、QXM48x；而如果選用光(guang)(guang)電耦(ou)合(he)器(qi)(qi)來(lai)代替音頻變壓器(qi)(qi)就(jiu)可(ke)以克服上述(shu)這(zhe)些缺(que)點(dian)。

?個性化：光(guang)耦(ou)接(jie)收芯(xin)(xin)(xin)片(pian)(pian)和(he)(he)熱電(dian)堆芯(xin)(xin)(xin)片(pian)(pian)的(de)(de)設計和(he)(he)制造(zao)有別于其(qi)它標準的(de)(de)芯(xin)(xin)(xin)片(pian)(pian)設計和(he)(he)制造(zao)，其(qi)沒有標準的(de)(de)成熟(shu)工(gong)(gong)藝，晶(jing)圓代(dai)工(gong)(gong)廠(chang)沒有標準的(de)(de)IP可以提(ti)供，完(wan)全依賴工(gong)(gong)程(cheng)(cheng)師多年的(de)(de)工(gong)(gong)藝積淀，使得**終的(de)(de)產(chan)(chan)品參數符合(he)(he)設計要求(qiu)；?比肩國際：群(qun)芯(xin)(xin)(xin)微的(de)(de)產(chan)(chan)品參數已經(jing)達到國外博通和(he)(he)東芝的(de)(de)芯(xin)(xin)(xin)片(pian)(pian)參數，性能上(shang)達到國際前(qian)列水(shui)平(ping)。?群(qun)芯(xin)(xin)(xin)用集成電(dian)路封(feng)裝(zhuang)(zhuang)測試的(de)(de)理(li)念(nian)，使用型號設備，通過對每(mei)個工(gong)(gong)藝節點(dian)、每(mei)顆芯(xin)(xin)(xin)片(pian)(pian)的(de)(de)加工(gong)(gong)過程(cheng)(cheng)進行監控，實現出廠(chang)的(de)(de)成品達到無缺(que)陷的(de)(de)目標；?公(gong)司采用多芯(xin)(xin)(xin)片(pian)(pian)封(feng)裝(zhuang)(zhuang)的(de)(de)先(xian)進封(feng)裝(zhuang)(zhuang)技術，把傳感器(qi)(qi)芯(xin)(xin)(xin)片(pian)(pian)整合(he)(he)到一個封(feng)裝(zhuang)(zhuang)體中(zhong)，實現SIP封(feng)裝(zhuang)(zhuang)，**降(jiang)低了成本，提(ti)高了可靠性，從而擴大(da)了產(chan)(chan)品應用范圍(wei)。在線性電(dian)路中(zhong)，兩(liang)級(ji)放大(da)器(qi)(qi)之間常用音頻變壓器(qi)(qi)作耦(ou)合(he)(he)。安徽隔離運算放大(da)器(qi)(qi)群(qun)芯(xin)(xin)(xin)微代(dai)理(li)樣品

耦合器以光為(wei)媒介傳(chuan)輸(shu)電信號。它對(dui)輸(shu)入、輸(shu)出電信號有良好(hao)的隔離作用(yong)。天(tian)津小體積光耦群芯微代理(li)現貨

光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)是(shi)一(yi)種(zhong)非常重(zhong)要的(de)(de)(de)電(dian)(dian)子(zi)元件(jian)，它的(de)(de)(de)英文縮寫是(shi)OCEP，也(ye)被稱為(wei)(wei)光(guang)(guang)(guang)電(dian)(dian)隔(ge)離(li)器(qi)(qi)(qi)或光(guang)(guang)(guang)電(dian)(dian)耦(ou)合(he)器(qi)(qi)(qi)。它是(shi)一(yi)種(zhong)用(yong)(yong)于(yu)(yu)光(guang)(guang)(guang)通信(xin)(xin)(xin)(xin)(xin)(xin)和(he)(he)電(dian)(dian)子(zi)系(xi)統中(zhong)(zhong)(zhong)的(de)(de)(de)關鍵部件(jian)，能夠實現(xian)電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)和(he)(he)光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)之間(jian)(jian)的(de)(de)(de)轉(zhuan)(zhuan)換(huan)(huan)(huan)。光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)的(de)(de)(de)重(zhong)要是(shi)能夠將電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)轉(zhuan)(zhuan)化為(wei)(wei)光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)，然后再(zai)將光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)還原為(wei)(wei)電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)。這種(zhong)轉(zhuan)(zhuan)換(huan)(huan)(huan)過(guo)程能夠有效地隔(ge)離(li)輸入和(he)(he)輸出(chu)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)，從而避免它們(men)之間(jian)(jian)的(de)(de)(de)相互干(gan)擾。此(ci)外(wai)，光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)還具(ju)有高絕緣電(dian)(dian)壓、低誤差率、抗電(dian)(dian)磁干(gan)擾等(deng)優(you)點，因(yin)此(ci)在(zai)(zai)許(xu)(xu)多(duo)領(ling)域(yu)中(zhong)(zhong)(zhong)都(dou)得(de)到(dao)(dao)了(le)廣(guang)泛(fan)的(de)(de)(de)應用(yong)(yong)。在(zai)(zai)光(guang)(guang)(guang)通信(xin)(xin)(xin)(xin)(xin)(xin)領(ling)域(yu)中(zhong)(zhong)(zhong)，光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)被用(yong)(yong)于(yu)(yu)實現(xian)電(dian)(dian)光(guang)(guang)(guang)轉(zhuan)(zhuan)換(huan)(huan)(huan)和(he)(he)光(guang)(guang)(guang)電(dian)(dian)轉(zhuan)(zhuan)換(huan)(huan)(huan)。在(zai)(zai)電(dian)(dian)光(guang)(guang)(guang)轉(zhuan)(zhuan)換(huan)(huan)(huan)中(zhong)(zhong)(zhong)，電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)被轉(zhuan)(zhuan)換(huan)(huan)(huan)為(wei)(wei)光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)，然后通過(guo)光(guang)(guang)(guang)纖傳輸到(dao)(dao)接收端(duan)。在(zai)(zai)接收端(duan)，光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)將光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)還原為(wei)(wei)電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)，從而實現(xian)遠距離(li)通信(xin)(xin)(xin)(xin)(xin)(xin)。此(ci)外(wai)，在(zai)(zai)電(dian)(dian)子(zi)系(xi)統中(zhong)(zhong)(zhong)，光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)也(ye)被用(yong)(yong)于(yu)(yu)隔(ge)離(li)輸入和(he)(he)輸出(chu)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)，以避免它們(men)之間(jian)(jian)的(de)(de)(de)相互干(gan)擾。總之，光(guang)(guang)(guang)耦(ou)合(he)器(qi)(qi)(qi)是(shi)一(yi)種(zhong)非常重(zhong)要的(de)(de)(de)電(dian)(dian)子(zi)元件(jian)，它能夠實現(xian)電(dian)(dian)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)和(he)(he)光(guang)(guang)(guang)信(xin)(xin)(xin)(xin)(xin)(xin)號(hao)之間(jian)(jian)的(de)(de)(de)轉(zhuan)(zhuan)換(huan)(huan)(huan)，并且在(zai)(zai)許(xu)(xu)多(duo)領(ling)域(yu)中(zhong)(zhong)(zhong)都(dou)得(de)到(dao)(dao)了(le)廣(guang)泛(fan)的(de)(de)(de)應用(yong)(yong)。天津小體積光(guang)(guang)(guang)耦(ou)群芯微代理現(xian)貨(huo)

本文來自四川精碳(tan)偉業環(huan)保科技有限責任公司(si)：//wasul.cn/Article/33b28299684.html