外(wai)(wai)殼(ke)(ke)(ke)9的(de)(de)(de)(de)頂(ding)(ding)(ding)部(bu)有(you)著定位(wei)凹(ao)(ao)(ao)槽(cao)91。見(jian)圖1所示，本實用(yong)新型(xing)的(de)(de)(de)(de)主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6為(wei)兩(liang)(liang)個以(yi)(yi)(yi)上(shang)折(zhe)邊(bian)的(de)(de)(de)(de)條(tiao)板(ban)(ban)，同樣(yang)經彎(wan)曲后的(de)(de)(de)(de)主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6也具(ju)吸收和(he)釋放機械應力(li)和(he)熱應力(li)的(de)(de)(de)(de)特色，主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6的(de)(de)(de)(de)內側與(yu)連(lian)接橋(qiao)(qiao)板(ban)(ban)5固定連(lian)接，主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6的(de)(de)(de)(de)另一(yi)(yi)側穿(chuan)出外(wai)(wai)殼(ke)(ke)(ke)9并彎(wan)折(zhe)后覆(fu)在(zai)(zai)(zai)外(wai)(wai)殼(ke)(ke)(ke)9頂(ding)(ding)(ding)部(bu)，而(er)覆(fu)在(zai)(zai)(zai)外(wai)(wai)殼(ke)(ke)(ke)9頂(ding)(ding)(ding)部(bu)的(de)(de)(de)(de)主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6上(shang)設有(you)過(guo)(guo)孔61，該過(guo)(guo)孔61與(yu)殼(ke)(ke)(ke)體(ti)(ti)9上(shang)的(de)(de)(de)(de)定位(wei)凹(ao)(ao)(ao)槽(cao)91對(dui)應，定位(wei)凹(ao)(ao)(ao)槽(cao)91的(de)(de)(de)(de)槽(cao)邊(bian)至(zhi)少設有(you)兩(liang)(liang)個平(ping)行(xing)的(de)(de)(de)(de)平(ping)面，可對(dui)螺母展開(kai)定位(wei)，由于主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6不受外(wai)(wai)力(li)，可確保二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)芯(xin)(xin)片3不受外(wai)(wai)力(li)影響，在(zai)(zai)(zai)定位(wei)凹(ao)(ao)(ao)槽(cao)91的(de)(de)(de)(de)下部(bu)設有(you)過(guo)(guo)孔，確保螺栓不會頂(ding)(ding)(ding)在(zai)(zai)(zai)殼(ke)(ke)(ke)體(ti)(ti)9上(shang)，而(er)下過(guo)(guo)渡(du)層(ceng)4、二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)芯(xin)(xin)片3、上(shang)過(guo)(guo)渡(du)層(ceng)2、聯接橋(qiao)(qiao)板(ban)(ban)5、絕(jue)緣體(ti)(ti)7以(yi)(yi)(yi)及(ji)(ji)主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)6—側的(de)(de)(de)(de)外(wai)(wai)周灌(guan)注軟彈(dan)性膠8密封，將連(lian)結區域保護密封，再用(yong)環氧樹脂灌(guan)注充滿(man)殼(ke)(ke)(ke)體(ti)(ti)空間。權利要(yao)求1、一(yi)(yi)種非絕(jue)緣雙塔型(xing)二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)模塊，包括(kuo)底板(ban)(ban)(1)、二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)芯(xin)(xin)片(3)、主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)(6)以(yi)(yi)(yi)及(ji)(ji)外(wai)(wai)殼(ke)(ke)(ke)(9)，其特點在(zai)(zai)(zai)于所述二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)芯(xin)(xin)片(3)的(de)(de)(de)(de)下端面通過(guo)(guo)下過(guo)(guo)渡(du)層(ceng)(4)固定連(lian)通在(zai)(zai)(zai)底板(ban)(ban)(1)上(shang)，二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)芯(xin)(xin)片(3)的(de)(de)(de)(de)上(shang)端面通過(guo)(guo)上(shang)渡(du)層(ceng)(2)與(yu)連(lian)接橋(qiao)(qiao)板(ban)(ban)(5)的(de)(de)(de)(de)一(yi)(yi)側固定連(lian)接，連(lian)通橋(qiao)(qiao)板(ban)(ban)(5)是兼具(ju)兩(liang)(liang)個以(yi)(yi)(yi)上(shang)折(zhe)彎(wan)的(de)(de)(de)(de)條(tiao)板(ban)(ban)，連(lian)結橋(qiao)(qiao)板(ban)(ban)(5)的(de)(de)(de)(de)另一(yi)(yi)側通過(guo)(guo)絕(jue)緣體(ti)(ti)(7)固定在(zai)(zai)(zai)底板(ban)(ban)(1)上(shang)，頂(ding)(ding)(ding)部(bu)有(you)著定位(wei)凹(ao)(ao)(ao)槽(cao)的(de)(de)(de)(de)外(wai)(wai)殼(ke)(ke)(ke)(9)固定在(zai)(zai)(zai)底板(ban)(ban)(1)上(shang)；所述的(de)(de)(de)(de)主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)(6)為(wei)兩(liang)(liang)個以(yi)(yi)(yi)上(shang)折(zhe)邊(bian)的(de)(de)(de)(de)條(tiao)板(ban)(ban)，主(zhu)(zhu)(zhu)電(dian)(dian)(dian)極(ji)(ji)。MUR3080CT二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)的(de)(de)(de)(de)主(zhu)(zhu)(zhu)要(yao)參數(shu)。TO220F封裝的(de)(de)(de)(de)快恢復二(er)(er)(er)(er)(er)極(ji)(ji)管(guan)(guan)MUR2040CA

確保模(mo)塊(kuai)的(de)(de)(de)出力(li)(li)(li)。2)DBC基(ji)板(ban)：它是(shi)在(zai)高溫(wen)下將氧(yang)化鋁(lv)(Al2O3)或氮(dan)化鋁(lv)(AlN)基(ji)片(pian)(pian)(pian)(pian)(pian)(pian)與(yu)銅箔直接(jie)(jie)(jie)(jie)雙面(mian)鍵(jian)合而成，它有(you)著優良(liang)的(de)(de)(de)導(dao)熱性(xing)、絕(jue)(jue)緣性(xing)和(he)(he)易焊(han)(han)(han)性(xing)，并(bing)有(you)與(yu)硅(gui)(gui)材質較相近的(de)(de)(de)熱線性(xing)膨脹系數(硅(gui)(gui)為(wei)4．2×10-6／℃，DBC為(wei)5．6×10-6／℃)，因而可以與(yu)硅(gui)(gui)芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)直接(jie)(jie)(jie)(jie)焊(han)(han)(han)接(jie)(jie)(jie)(jie)，從而簡化模(mo)塊(kuai)焊(han)(han)(han)接(jie)(jie)(jie)(jie)工藝和(he)(he)下降(jiang)熱阻。同時，DBC基(ji)板(ban)可按功(gong)率電路單元要(yao)求刻(ke)蝕(shi)出各式各樣的(de)(de)(de)圖形，以當作主(zhu)電路端子(zi)和(he)(he)支配端子(zi)的(de)(de)(de)焊(han)(han)(han)接(jie)(jie)(jie)(jie)支架(jia)，并(bing)將銅底(di)板(ban)和(he)(he)電力(li)(li)(li)半(ban)導(dao)體芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)相互(hu)電氣絕(jue)(jue)緣，使(shi)(shi)模(mo)塊(kuai)有(you)著有(you)效值為(wei)2．5kV以上的(de)(de)(de)絕(jue)(jue)緣耐(nai)壓。3)電力(li)(li)(li)半(ban)導(dao)體芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)：超快恢(hui)復二(er)極(ji)(ji)管(guan)(FRED)和(he)(he)晶閘(zha)管(guan)(SCR)芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)PN結是(shi)玻璃鈍化保護(hu)，并(bing)在(zai)模(mo)塊(kuai)制(zhi)作過程中再涂(tu)有(you)RTV硅(gui)(gui)橡膠(jiao)，并(bing)灌封有(you)彈性(xing)硅(gui)(gui)凝(ning)膠(jiao)和(he)(he)環氧(yang)樹脂(zhi)，這(zhe)種多層保護(hu)使(shi)(shi)電力(li)(li)(li)半(ban)導(dao)體器(qi)件芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)性(xing)能安(an)定確實。半(ban)導(dao)體芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)直接(jie)(jie)(jie)(jie)焊(han)(han)(han)在(zai)DBC基(ji)板(ban)上，而芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)正(zheng)面(mian)都(dou)焊(han)(han)(han)有(you)經表面(mian)處置的(de)(de)(de)鉬片(pian)(pian)(pian)(pian)(pian)(pian)或直接(jie)(jie)(jie)(jie)用(yong)鋁(lv)絲(si)鍵(jian)協作為(wei)主(zhu)電極(ji)(ji)的(de)(de)(de)引(yin)出線，而部分連(lian)線是(shi)通過DBC板(ban)的(de)(de)(de)刻(ke)蝕(shi)圖形來(lai)實現的(de)(de)(de)。根據三相整流橋電路共陽和(he)(he)共陰的(de)(de)(de)連(lian)接(jie)(jie)(jie)(jie)特色，FRED芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)使(shi)(shi)用(yong)三片(pian)(pian)(pian)(pian)(pian)(pian)是(shi)正(zheng)燒(shao)(即芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)正(zheng)面(mian)是(shi)負極(ji)(ji)、反面(mian)是(shi)正(zheng)極(ji)(ji))和(he)(he)三片(pian)(pian)(pian)(pian)(pian)(pian)是(shi)反燒(shao)(即芯(xin)(xin)(xin)片(pian)(pian)(pian)(pian)(pian)(pian)正(zheng)面(mian)是(shi)正(zheng)極(ji)(ji)、反面(mian)是(shi)負極(ji)(ji))，并(bing)運用(yong)DBC基(ji)板(ban)的(de)(de)(de)刻(ke)蝕(shi)圖形，使(shi)(shi)焊(han)(han)(han)接(jie)(jie)(jie)(jie)簡化。同時，所有(you)主(zhu)電極(ji)(ji)的(de)(de)(de)引(yin)出端子(zi)都(dou)焊(han)(han)(han)在(zai)DBC基(ji)板(ban)上。安(an)徽快恢(hui)復二(er)極(ji)(ji)管(guan)MURF1560SF168CTD是(shi)快恢(hui)復二(er)極(ji)(ji)管(guan)嗎？

我們都知(zhi)道快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)有個反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)擊穿的(de)(de)(de)極限電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)，絕大(da)多(duo)(duo)數的(de)(de)(de)快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)廠(chang)商都沒把(ba)它寫入數據手冊，但在(zai)大(da)多(duo)(duo)數情況下為(wei)了節省(sheng)成(cheng)本不(bu)可(ke)能將快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)耐(nai)壓(ya)(ya)(ya)(ya)(ya)降額(e)到50%左(zuo)右(you)使用(yong)，那么反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)裕量(liang)是否足夠(gou)，這對評估(gu)該(gai)快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)耐(nai)壓(ya)(ya)(ya)(ya)(ya)應降多(duo)(duo)少(shao)額(e)使用(yong)較為(wei)安(an)全是有一(yi)定意(yi)義的(de)(de)(de)。從下表中可(ke)看(kan)出(chu)，反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)裕量(liang)并(bing)不(bu)像網上(shang)所說的(de)(de)(de)那樣是額(e)定反(fan)(fan)(fan)(fan)壓(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)2~3倍。膝(xi)點(dian)(dian)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)為(wei)漏(lou)電(dian)(dian)(dian)流突變(bian)時(shi)的(de)(de)(de)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)點(dian)(dian)。（快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)在(zai)常(chang)(chang)溫某電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)點(dian)(dian)下，其(qi)漏(lou)電(dian)(dian)(dian)流突然一(yi)下增大(da)了幾十(shi)上(shang)百倍，例如：某快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)在(zai)78V時(shi)漏(lou)電(dian)(dian)(dian)流為(wei)20μA，但在(zai)79V時(shi)漏(lou)電(dian)(dian)(dian)流為(wei)2mA，79V即為(wei)膝(xi)點(dian)(dian)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)）膝(xi)點(dian)(dian)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)雖然未使快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)完全擊穿，但卻嚴重影(ying)響了快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)的(de)(de)(de)正(zheng)常(chang)(chang)使用(yong)。而在(zai)高溫下漏(lou)電(dian)(dian)(dian)流更易突變(bian)，此時(shi)的(de)(de)(de)膝(xi)點(dian)(dian)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)就更低。所以一(yi)個快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)的(de)(de)(de)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)應降額(e)值為(wei)多(duo)(duo)少(shao)才較為(wei)正(zheng)確(que)合理，更應該(gai)從物(wu)料的(de)(de)(de)使用(yong)環境溫度和實(shi)際使用(yong)的(de)(de)(de)導通(tong)電(dian)(dian)(dian)流來(lai)測試(shi)膝(xi)點(dian)(dian)反(fan)(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)值，然后再(zai)來(lai)確(que)定裕量(liang)降額(e)值。好的(de)(de)(de)電(dian)(dian)(dian)路(lu)設(she)計在(zai)對快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)參(can)數的(de)(de)(de)選(xuan)擇(ze)時(shi)，不(bu)僅(jin)要考慮(lv)常(chang)(chang)溫的(de)(de)(de)參(can)數，也要考慮(lv)在(zai)高低溫環境下的(de)(de)(de)一(yi)些突變(bian)參(can)數。知(zhi)道快(kuai)(kuai)(kuai)(kuai)(kuai)恢(hui)復(fu)(fu)二(er)(er)極管(guan)(guan)的(de)(de)(de)這些特性(xing)關系往往會給工(gong)程師的(de)(de)(de)選(xuan)管(guan)(guan)以及電(dian)(dian)(dian)路(lu)故障的(de)(de)(de)分析帶來(lai)事半功倍的(de)(de)(de)效果。

并(bing)能提高(gao)(gao)(gao)(gao)(gao)產(chan)品質(zhi)量和(he)勞動生(sheng)產(chan)率(lv)(lv)(lv)的(de)(de)(de)高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)將(jiang)逐步替代(dai)目前我國(guo)正在大量生(sheng)產(chan)、體(ti)(ti)積龐(pang)大、效率(lv)(lv)(lv)低(di)和(he)對電(dian)(dian)(dian)(dian)網污(wu)染嚴(yan)重的(de)(de)(de)晶(jing)閘(zha)(zha)管工(gong)頻(pin)電(dian)(dian)(dian)(dian)源，對加(jia)速我國(guo)電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)子產(chan)品的(de)(de)(de)更新換(huan)代(dai)周期將(jiang)起到決定(ding)性(xing)作用(yong)(yong)。現以高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)焊(han)機(ji)和(he)高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)開關(guan)(guan)型電(dian)(dian)(dian)(dian)鍍(du)整(zheng)(zheng)(zheng)流(liu)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)為例，說明FRED的(de)(de)(de)應用(yong)(yong)情(qing)況(kuang)。(1))FRED模(mo)(mo)塊(kuai)(kuai)在高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)焊(han)機(ji)內使用(yong)(yong)情(qing)況(kuang)圖5是高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)焊(han)機(ji)的(de)(de)(de)方框圖。FRED模(mo)(mo)塊(kuai)(kuai)主要(yao)(yao)用(yong)(yong)于(yu)輸(shu)出整(zheng)(zheng)(zheng)流(liu)器(qi)(qi)(qi)環(huan)節(jie)(jie)和(he)IGBT逆(ni)(ni)變(bian)(bian)(bian)器(qi)(qi)(qi)內。為了(le)降(jiang)低(di)高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)器(qi)(qi)(qi)內由于(yu)高(gao)(gao)(gao)(gao)(gao)的(de)(de)(de)開關(guan)(guan)頻(pin)率(lv)(lv)(lv)所(suo)產(chan)生(sheng)的(de)(de)(de)諧波和(he)波形畸變(bian)(bian)(bian)，縮小EMI濾波器(qi)(qi)(qi)的(de)(de)(de)電(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)和(he)電(dian)(dian)(dian)(dian)感器(qi)(qi)(qi)的(de)(de)(de)尺(chi)寸、有時，輸(shu)入橋式(shi)整(zheng)(zheng)(zheng)流(liu)器(qi)(qi)(qi)亦采(cai)(cai)用(yong)(yong)FRED模(mo)(mo)塊(kuai)(kuai)，當然采(cai)(cai)用(yong)(yong)FRED替代(dai)普通整(zheng)(zheng)(zheng)流(liu)管作輸(shu)入三相整(zheng)(zheng)(zheng)流(liu)橋，價格將(jiang)比(bi)普通整(zheng)(zheng)(zheng)流(liu)橋貴，但(dan)有些(xie)應用(yong)(yong)領域還是需(xu)要(yao)(yao)的(de)(de)(de)，特別是利用(yong)(yong)FRED整(zheng)(zheng)(zheng)流(liu)橋還可(ke)降(jiang)低(di)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)噪音15db，降(jiang)低(di)EMI濾波器(qi)(qi)(qi)電(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)和(he)電(dian)(dian)(dian)(dian)感器(qi)(qi)(qi)的(de)(de)(de)尺(chi)寸和(he)價格。采(cai)(cai)用(yong)(yong)比(bi)、逆(ni)(ni)變(bian)(bian)(bian)焊(han)機(ji)重量約為工(gong)頻(pin)的(de)(de)(de)25%，節(jie)(jie)電(dian)(dian)(dian)(dian)40%，節(jie)(jie)材(鋼(gang)和(he)矽鋼(gang)片)約70%左右(you)。圖5高(gao)(gao)(gao)(gao)(gao)頻(pin)逆(ni)(ni)變(bian)(bian)(bian)焊(han)機(ji)的(de)(de)(de)方框圖(2)FRED模(mo)(mo)塊(kuai)(kuai)在高(gao)(gao)(gao)(gao)(gao)頻(pin)開關(guan)(guan)型電(dian)(dian)(dian)(dian)鍍(du)電(dian)(dian)(dian)(dian)源內使用(yong)(yong)情(qing)況(kuang)圖6是高(gao)(gao)(gao)(gao)(gao)頻(pin)開關(guan)(guan)型電(dian)(dian)(dian)(dian)鍍(du)整(zheng)(zheng)(zheng)流(liu)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)方框圖。FRED模(mo)(mo)塊(kuai)(kuai)主要(yao)(yao)用(yong)(yong)于(yu)諧振軟開關(guan)(guan)逆(ni)(ni)變(bian)(bian)(bian)器(qi)(qi)(qi)和(he)高(gao)(gao)(gao)(gao)(gao)頻(pin)整(zheng)(zheng)(zheng)流(liu)器(qi)(qi)(qi)環(huan)節(jie)(jie)，其開關(guan)(guan)頻(pin)率(lv)(lv)(lv)為50kHz，體(ti)(ti)積是晶(jing)閘(zha)(zha)管工(gong)頻(pin)電(dian)(dian)(dian)(dian)鍍(du)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)的(de)(de)(de)1/10，重量是晶(jing)閘(zha)(zha)管工(gong)頻(pin)裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)的(de)(de)(de)1/25，大量節(jie)(jie)省(sheng)了(le)銅和(he)矽鋼(gang)片材料。MUR2060CTR是什么類型的(de)(de)(de)管子？

6)的(de)(de)(de)(de)(de)內側(ce)與連(lian)接(jie)橋(qiao)板(ban)(5)固定連(lian)通，主(zhu)電極(ji)(ji)(6)的(de)(de)(de)(de)(de)另一側(ce)穿出(chu)外(wai)殼(ke)(ke)(ke)(9)并覆(fu)在(zai)(zai)(zai)外(wai)殼(ke)(ke)(ke)(9)頂部(bu)(bu)(bu)(bu)，且(qie)覆(fu)在(zai)(zai)(zai)外(wai)殼(ke)(ke)(ke)(9)頂部(bu)(bu)(bu)(bu)的(de)(de)(de)(de)(de)主(zhu)電極(ji)(ji)(6)上(shang)設有過孔(61)并與殼(ke)(ke)(ke)體(9)上(shang)的(de)(de)(de)(de)(de)定位(wei)(wei)凹槽(cao)(91)對應，下(xia)(xia)過渡(du)層(ceng)(ceng)(4)、二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)芯(xin)片(pian)(3)、上(shang)過渡(du)層(ceng)(ceng)(2)、連(lian)結(jie)橋(qiao)板(ban)(5)、絕(jue)緣(yuan)體(7)的(de)(de)(de)(de)(de)外(wai)周以及主(zhu)電極(ji)(ji)(6)的(de)(de)(de)(de)(de)一側(ce)灌注軟彈性膠(8)密封。2、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特點(dian)在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)連(lian)接(jie)橋(qiao)板(ban)(5)為兩(liang)端平板(ban)中(zhong)部(bu)(bu)(bu)(bu)突起(qi)的(de)(de)(de)(de)(de)梯形(xing)。3、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特點(dian)在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)連(lian)接(jie)橋(qiao)板(ban)(5)為兩(liang)邊(bian)平板(ban)且(qie)中(zhong)部(bu)(bu)(bu)(bu)突起(qi)弓形(xing)。4、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特性在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)外(wai)殼(ke)(ke)(ke)(9)頂部(bu)(bu)(bu)(bu)的(de)(de)(de)(de)(de)定位(wei)(wei)凹槽(cao)(91)的(de)(de)(de)(de)(de)槽(cao)邊(bian)至少設有兩(liang)個(ge)平行的(de)(de)(de)(de)(de)平面，且(qie)下(xia)(xia)部(bu)(bu)(bu)(bu)設有過孔。5、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特性在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)絕(jue)緣(yuan)體(7)是(shi)兩(liang)面涂有或(huo)覆(fu)有金屬(shu)層(ceng)(ceng)的(de)(de)(de)(de)(de)陶瓷(ci)片(pian)。6、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特性在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)上(shang)過渡(du)層(ceng)(ceng)(2)為鉬片(pian)或(huo)鎢(wu)片(pian)或(huo)可伐片(pian)。7、根(gen)(gen)據權(quan)利要(yao)(yao)求(qiu)(qiu)1所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，其(qi)特點(dian)在(zai)(zai)(zai)于(yu)所(suo)(suo)述(shu)(shu)(shu)的(de)(de)(de)(de)(de)下(xia)(xia)過渡(du)層(ceng)(ceng)(4)為鉬片(pian)或(huo)鎢(wu)片(pian)或(huo)可伐片(pian)。本實用新型(xing)(xing)關乎一種(zhong)非(fei)(fei)絕(jue)緣(yuan)雙(shuang)(shuang)(shuang)塔(ta)型(xing)(xing)二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)模(mo)塊(kuai)(kuai)(kuai)，包括底板(ban)、二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)芯(xin)片(pian)、主(zhu)電極(ji)(ji)及外(wai)殼(ke)(ke)(ke)。MUR1040CT是(shi)快恢復二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)嗎？四川快恢復二(er)極(ji)(ji)管(guan)(guan)(guan)(guan)MUR1660CTR

MUR3020CT二(er)極管的(de)(de)主要參(can)數。TO220F封裝的(de)(de)快恢復二(er)極管MUR2040CA

MUR1660CT二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)主要(yao)參數和應(ying)(ying)用(yong)。電(dian)(dian)(dian)(dian)(dian)(dian)子產品(pin)(pin)在(zai)(zai)我們生活中的(de)(de)(de)(de)(de)應(ying)(ying)用(yong)是(shi)(shi)非常(chang)(chang)多的(de)(de)(de)(de)(de)，電(dian)(dian)(dian)(dian)(dian)(dian)子產品(pin)(pin)中幾乎(hu)都少不了二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)作用(yong)。相(xiang)信(xin)大家(jia)對(dui)(dui)二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)也有一(yi)(yi)些(xie)簡單的(de)(de)(de)(de)(de)了解，二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)系列產品(pin)(pin)是(shi)(shi)很多的(de)(de)(de)(de)(de)，每種類型的(de)(de)(de)(de)(de)二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)特點都是(shi)(shi)不一(yi)(yi)樣(yang)的(de)(de)(de)(de)(de)，在(zai)(zai)購買之前(qian)我們需要(yao)對(dui)(dui)特定(ding)(ding)的(de)(de)(de)(de)(de)二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)做詳細了解。現在(zai)(zai)小(xiao)編帶(dai)大家(jia)了解下MUR1660CT二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)主要(yao)參數，一(yi)(yi)起看看吧。MUR1660CT二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)的(de)(de)(de)(de)(de)正向(xiang)(xiang)(xiang)平均電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)IF是(shi)(shi)指在(zai)(zai)規定(ding)(ding)的(de)(de)(de)(de)(de)管(guan)(guan)(guan)殼溫度(du)和散(san)熱條件下允許(xu)通(tong)過(guo)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)(de)(de)(de)平均值(zhi)。實際應(ying)(ying)用(yong)中，該電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)取值(zhi)一(yi)(yi)般為(wei)產品(pin)(pin)額定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)中的(de)(de)(de)(de)(de)～2倍。正向(xiang)(xiang)(xiang)壓(ya)(ya)降VF是(shi)(shi)指在(zai)(zai)規定(ding)(ding)溫度(du)，流(liu)(liu)過(guo)某(mou)一(yi)(yi)穩定(ding)(ding)正向(xiang)(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)時所(suo)對(dui)(dui)應(ying)(ying)的(de)(de)(de)(de)(de)正向(xiang)(xiang)(xiang)壓(ya)(ya)降。反(fan)(fan)(fan)向(xiang)(xiang)(xiang)重(zhong)復(fu)(fu)峰值(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)是(shi)(shi)功率二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)能重(zhong)復(fu)(fu)施加(jia)的(de)(de)(de)(de)(de)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)較高電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)，通(tong)常(chang)(chang)是(shi)(shi)其(qi)雪崩擊穿(chuan)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)UB的(de)(de)(de)(de)(de)2/3。一(yi)(yi)般在(zai)(zai)選用(yong)功率二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)時，以其(qi)在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)路中可能承受的(de)(de)(de)(de)(de)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)峰值(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)的(de)(de)(de)(de)(de)兩倍來選擇(ze)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)重(zhong)復(fu)(fu)峰值(zhi)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)。MUR1660CT二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)多用(yong)于開關頻率不高的(de)(de)(de)(de)(de)場合，特點是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)定(ding)(ding)額和電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)定(ding)(ding)額可以達到(dao)很高，一(yi)(yi)般為(wei)16安(an)和600伏，但反(fan)(fan)(fan)向(xiang)(xiang)(xiang)恢(hui)復(fu)(fu)時間較長，一(yi)(yi)般為(wei)50納秒。如需要(yao)更快的(de)(de)(de)(de)(de)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)恢(hui)復(fu)(fu)時間，請咨詢廠家(jia)。MUR1660CT二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)已在(zai)(zai)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器、逆變器、冷焊機、機箱電(dian)(dian)(dian)(dian)(dian)(dian)源、電(dian)(dian)(dian)(dian)(dian)(dian)視機電(dian)(dian)(dian)(dian)(dian)(dian)源、氙氣(qi)燈(deng)安(an)定(ding)(ding)器得到(dao)很好的(de)(de)(de)(de)(de)應(ying)(ying)用(yong)。還想繼(ji)續(xu)了解相(xiang)關知識的(de)(de)(de)(de)(de)話，請關注我們哦。TO220F封裝的(de)(de)(de)(de)(de)快恢(hui)復(fu)(fu)二(er)極(ji)(ji)(ji)(ji)管(guan)(guan)(guan)MUR2040CA

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