男女做受高潮毛片明星视频中文字幕一区_www国产亚洲精品_免费一级特黄特色黄大任片_原千岁超溺爱中文字幕_精品国产丝袜高跟鞋_欧美孕妇变态孕交粗暴_好吊妞视频这里只有精品_丝袜熟女国偷自产中文字幕亚洲_日韩欧美福利电影_欧美人与禽zozzo性伦交

歡迎來到杭州東沃電子科技有限公司官方網站
當前位置:首頁>產品百科>半導體放電管

常用浪湧保護器件詳解,您想知道的都在這裏

更(geng)新時間:2019-07-25

浪(lang)(lang)(lang)湧(yong),亦(yi)稱為(wei)突波(bo),是(shi)超(chao)出正常工(gong)作電(dian)(dian)壓(ya)的(de)(de)瞬間過電(dian)(dian)壓(ya),包括(kuo)浪(lang)(lang)(lang)湧(yong)電(dian)(dian)壓(ya)和浪(lang)(lang)(lang)湧(yong)電(dian)(dian)流。浪(lang)(lang)(lang)湧(yong)可謂(wei)是(shi)無處不在,普遍(bian)存(cun)在於電(dian)(dian)子(zi)系統和網絡線(xian)路中。防(fang)止(zhi)浪(lang)(lang)(lang)湧(yong)危害(hai)是(shi)關系到(dao)電(dian)(dian)子(zi)設備安(an)全可靠運(yun)行的(de)(de)核心問題,也壹直是(shi)電(dian)(dian)子(zi)工(gong)程師必(bi)須重(zhong)點考慮的(de)(de)問題。在電(dian)(dian)子(zi)系統和網絡線(xian)路中,電(dian)(dian)子(zi)工(gong)程師們通常選用(yong)浪(lang)(lang)(lang)湧(yong)保護抑制器件(jian)對電(dian)(dian)路進行保護,以防(fang)浪(lang)(lang)(lang)湧(yong)帶(dai)來的(de)(de)危害(hai)。

浪(lang)湧(yong)(yong)保(bao)(bao)護(hu)器(qi)件(jian)(jian),是壹種(zhong)高效型(xing)的被動保(bao)(bao)護(hu)元(yuan)器(qi)件(jian)(jian),在(zai)正常(chang)電(dian)(dian)路(lu)電(dian)(dian)壓中,對電(dian)(dian)路(lu)工作沒有(you)任何影響;壹旦有(you)異常(chang)電(dian)(dian)壓來襲,浪(lang)湧(yong)(yong)保(bao)(bao)護(hu)器(qi)件(jian)(jian)阻(zu)抗(kang)會變低,通過其自(zi)身的電(dian)(dian)流增大(da),迅速導通,從(cong)而泄(xie)放浪(lang)湧(yong)(yong)電(dian)(dian)壓,保(bao)(bao)證(zheng)電(dian)(dian)路(lu)中的電(dian)(dian)壓在(zai)合理的範圍之(zhi)內(nei)。目前,常(chang)用的浪(lang)湧(yong)(yong)抑制保(bao)(bao)護(hu)器(qi)件(jian)(jian)有(you):瞬(shun)態(tai)抑制二極管(guan),靜電(dian)(dian)保(bao)(bao)護(hu)管(guan)、陶瓷氣(qi)體放電(dian)(dian)管(guan)、半導體放電(dian)(dian)管(guan)、壓敏電(dian)(dian)阻(zu)。

壹、瞬態抑制二極管(TVS)

TVS二極管由於具有極快的(de)響應速度,低鉗位電(dian)(dian)(dian)(dian)壓,精準電(dian)(dian)(dian)(dian)壓等優點,因(yin)而(er)應用於對保護器件(jian)要求比較高的(de)場合領域,汽(qi)車電(dian)(dian)(dian)(dian)子、家、工業 控制、照明,通(tong)(tong)信、醫(yi)療等行業,如DC電(dian)(dian)(dian)(dian)源線,RS485接口,通(tong)(tong)信電(dian)(dian)(dian)(dian)源,I/O口等。

東沃電子自主研發、生產、銷售、供應的TVS二極管產品從(cong)封裝(zhuang)形(xing)式可(ke)分(fen)為10類:

1) DO-218AB:SM5S、SM6S、SM8S、SM8SxxCA;

2)SMA/DO-214AC:SMAJ、P4SMA、TPSMAJ、SMA6J、TPSMA、SACA;

3)SMB/DO-214AA:SMBJ、P6SMB、TPSMBJ、SMB10J、SACB、1.0SMB、TPSMB;

4)SMC/DO-214AB:1.5SMC、SMCJ、TPSMCJ、SMDJ、TPSMDJ、5.0SMDJ、TP5.0SMDJ、TPSMC;

5)SOD-123:SMF、TPSMF、SMF4L、SMF3.3A、SMF3V3A;

6)DO-41:P4KE;

7)DO-15:SA、P6KE、SAC;

8)DO-201:1.5KE、LCE;

9)R-6/P600:3KP、5KP、LDP、15KP、30KP;

10)NA:KA;

二(er)、靜電(dian)保護管(ESD)

ESD是由多個TVS晶粒或二極(ji)管采用不(bu)同(tong)的(de)(de)(de)布(bu)局(ju)設計成具有特定功能(neng)的(de)(de)(de)多路(lu)(lu)或單(dan)(dan)路(lu)(lu)ESD保(bao)護(hu)器件,主要(yao)應用於(wu)各類(lei)通信接(jie)口靜電(dian)(dian)保(bao)護(hu),比如USB、HDMI、RS485、RS232、VGA、RJ11、RJ45、BNC、SIM、SD等(deng)接(jie)口中(zhong)。ESD封(feng)裝(zhuang)(zhuang)形式多樣,從單(dan)(dan)路(lu)(lu)的(de)(de)(de)SOD-323到(dao)多路(lu)(lu)的(de)(de)(de)SOT-23、SOT-143、SOT23-6L、SOIC-8、QFN-10等(deng)。電(dian)(dian)路(lu)(lu)設計工程師可以根據(ju)電(dian)(dian)路(lu)(lu)板(ban)布(bu)局(ju)及接(jie)口類(lei)型選(xuan)擇不(bu)同(tong)封(feng)裝(zhuang)(zhuang)形式的(de)(de)(de)ESD靜電(dian)(dian)保(bao)護(hu)二極(ji)管。 東沃電(dian)(dian)子供應的(de)(de)(de)ESD主要(yao)有:單(dan)(dan)通道ESD和EOS保(bao)護(hu)器件、低(di)電(dian)(dian)容(rong)ESD、標準(zhun)電(dian)(dian)容(rong)ESD、低(di)壓ESD、高功率ESD。

三、陶瓷氣體放(fang)電管(GDT)

陶(tao)(tao)(tao)瓷氣(qi)體放電(dian)管(guan)可以(yi)承(cheng)受高(gao)(gao)達數十甚至數百(bai)千安(an)培的浪湧電(dian)流沖擊,具(ju)有極(ji)低(di)的結電(dian)容(rong),應用(yong)於(wu)保(bao)護電(dian)子(zi)設備和人身免遭瞬態高(gao)(gao)電(dian)壓的危害。GDT廣泛應用(yong)於(wu)通(tong)(tong)信(xin)、安(an)防(fang)、工業等電(dian)子(zi)產品的通(tong)(tong)信(xin)線(xian)及電(dian)源線(xian)保(bao)護。當被應用(yong)在(zai)電(dian)源線(xian)防(fang)護時,陶(tao)(tao)(tao)瓷氣(qi)體放電(dian)管(guan)與(yu)壓敏電(dian)阻或TVS二極(ji)管(guan)串聯(lian),作(zuo)為第(di)壹(yi)級防(fang)護。東沃電(dian)子(zi)供應的GDT有:陶(tao)(tao)(tao)瓷放電(dian)二極(ji)管(guan)、陶(tao)(tao)(tao)瓷放電(dian)三極(ji)管(guan)、貼片GDT、低(di)脈(mo)沖GDT、大通(tong)(tong)流GDT、開關放電(dian)管(guan)。

四、半導體放(fang)電管(TSS)

半導(dao)體(ti)放(fang)電(dian)(dian)管TSS廣泛應用(yong)於(wu)通(tong)(tong)信、安防、工業(ye)等電(dian)(dian)子(zi)產品(pin)的通(tong)(tong)信線(xian)保護中,電(dian)(dian)話機、傳真機、Modem、XDSL終端(duan)、T1/E1接口(kou)、儀器儀表、及其配線(xian)架、RS485/232數據線(xian)、以太網、CATV設備、安防產品(pin)、遠(yuan)程監控、遠(yuan)程抄表等產品(pin)中。東(dong)沃電(dian)(dian)子(zi)供應的半導(dao)體(ti)放(fang)電(dian)(dian)管產品(pin)有:SOD-123系(xi)(xi)列(lie)(lie)(lie)、SMA系(xi)(xi)列(lie)(lie)(lie)、SMB系(xi)(xi)列(lie)(lie)(lie)、SMC系(xi)(xi)列(lie)(lie)(lie)、DO系(xi)(xi)列(lie)(lie)(lie)、SOP-8系(xi)(xi)列(lie)(lie)(lie)、SOT23-5系(xi)(xi)列(lie)(lie)(lie)、SOT23-6系(xi)(xi)列(lie)(lie)(lie)、TO-92-2L系(xi)(xi)列(lie)(lie)(lie)、LED系(xi)(xi)列(lie)(lie)(lie)等等。

五(wu)、壓敏電阻(MOV)

為(wei)了提高壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻的(de)(de)可靠性(xing),壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻壹(yi)般會(hui)配合(he)陶瓷氣(qi)體(ti)放電(dian)(dian)管(guan)(GDT)或(huo)玻璃氣(qi)體(ti)放電(dian)(dian)管(guan)(SPG)壹(yi)起使(shi)用,以減緩壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻的(de)(de)老化。GDT和SPG具有(you)較高的(de)(de)脈沖擊穿(chuan)電(dian)(dian)壓(ya)(ya)(ya)和絕緣阻抗(kang)(100MΩ以上),在(zai)正常(chang)使(shi)用條件(jian)下,GDT 或(huo)SPG與壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻串聯(lian)再並聯(lian)在(zai)被保護線(xian)路,這樣(yang)壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻不會(hui)因為(wei)電(dian)(dian)網的(de)(de)波動(dong)或(huo)各(ge)種操(cao)作(zuo)過電(dian)(dian)壓(ya)(ya)(ya)誤動(dong)作(zuo)以引起壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻的(de)(de)老化。東(dong)沃電(dian)(dian)子供(gong)應的(de)(de)壓(ya)(ya)(ya)敏(min)(min)電(dian)(dian)阻有(you):05D系列(lie)、07D系列(lie)、10D系列(lie)、14D系列(lie)、20D系列(lie)、25D系列(lie)、貼(tie)片系列(lie)。

要做好(hao)全(quan)面的浪(lang)(lang)(lang)湧(yong)保(bao)護措(cuo)施(shi),就需要選(xuan)擇合適的浪(lang)(lang)(lang)湧(yong)抑制保(bao)護器(qi)(qi)件(jian)。根據不同(tong)的應(ying)用場合,選(xuan)用不同(tong)組合的浪(lang)(lang)(lang)湧(yong)保(bao)護器(qi)(qi)件(jian)。想要了解更多浪(lang)(lang)(lang)湧(yong)抑制保(bao)護器(qi)(qi)件(jian)參(can)數、型號、選(xuan)型、應(ying)用、報價,可直接(jie)聯系您(nin)身邊專業(ye)的保(bao)護器(qi)(qi)件(jian)供應(ying)廠商——東沃(wo)電子。


相關文章推薦

qq

電話

var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?63a5e6bfadb91afc92f810632c857c25"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })();