自恢復保險(xian)絲在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)子(zi)(zi)線(xian)路(lu)(lu)中的(de)(de)(de)(de)典型(xing)(xing)應(ying)用(yong)PPTC自恢復保險(xian)絲在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)子(zi)(zi)線(xian)路(lu)(lu)中的(de)(de)(de)(de)典型(xing)(xing)應(ying)用(yong)。1.電(dian)(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)的(de)(de)(de)(de)保護(hu)在(zai)(zai)(zai)電(dian)(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)(qi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)路(lu)(lu)中，未經穩壓(ya)(ya)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)源轉換器(qi)(qi)(qi)直流(liu)(liu)輸出(chu)電(dian)(dian)(dian)(dian)壓(ya)(ya)經過(guo)穩壓(ya)(ya)電(dian)(dian)(dian)(dian)路(lu)(lu)調制，轉變成適(shi)當(dang)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)壓(ya)(ya)對電(dian)(dian)(dian)(dian)池(chi)進(jin)行(xing)充(chong)電(dian)(dian)(dian)(dian)。PPTC器(qi)(qi)(qi)件(jian)和電(dian)(dian)(dian)(dian)壓(ya)(ya)過(guo)載保護(hu)器(qi)(qi)(qi)件(jian)相(xiang)互配(pei)合(he)，可以對以下故(gu)障起(qi)保護(hu)作用(yong)：過(guo)大電(dian)(dian)(dian)(dian)流(liu)(liu)。過(guo)大的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)可能(neng)會(hui)損壞功率FET或者電(dian)(dian)(dian)(dian)池(chi)組。這時(shi)二(er)極管(guan)導通(tong)，PPTC器(qi)(qi)(qi)件(jian)進(jin)入(ru)高(gao)阻抗狀態從(cong)而限制電(dian)(dian)(dian)(dian)流(liu)(liu)；電(dian)(dian)(dian)(dian)壓(ya)(ya)過(guo)高(gao)。這時(shi)電(dian)(dian)(dian)(dian)壓(ya)(ya)過(guo)載保護(hu)器(qi)(qi)(qi)件(jian)起(qi)作用(yong)，PPTC器(qi)(qi)(qi)件(jian)則限制電(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)(de)(de)。我們的(de)(de)(de)(de)保險(xian)絲采用(yong)創新的(de)(de)(de)(de)結構設計，提高(gao)產品的(de)(de)(de)(de)使用(yong)壽命和穩定性。0603醫療保險(xian)絲聯系方式

保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)的(de)(de)工(gong)作(zuo)原理(li)保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)的(de)(de)工(gong)作(zuo)原理(li)是(shi)，當電(dian)流通過(guo)導(dao)體(ti)(ti)時(shi)(shi)，導(dao)體(ti)(ti)會(hui)(hui)(hui)因為本身具(ju)有的(de)(de)一定(ding)(ding)電(dian)阻而發熱(re)。在確(que)定(ding)(ding)保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)的(de)(de)材(cai)料和形狀(zhuang)后，還(huan)將確(que)定(ding)(ding)其(qi)電(dian)阻。當電(dian)流流過(guo)它(ta)時(shi)(shi)，它(ta)會(hui)(hui)(hui)產生(sheng)熱(re)量(liang)，其(qi)熱(re)量(liang)也會(hui)(hui)(hui)隨(sui)著時(shi)(shi)間的(de)(de)增(zeng)加而增(zeng)加。電(dian)流和電(dian)阻的(de)(de)大小(xiao)決定(ding)(ding)了熱(re)量(liang)產生(sheng)的(de)(de)速(su)度(du)(du)(du)(du)，保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)的(de)(de)結(jie)構(gou)及其(qi)安裝條件決定(ding)(ding)了熱(re)量(liang)消耗的(de)(de)速(su)度(du)(du)(du)(du)。如果發熱(re)速(su)度(du)(du)(du)(du)小(xiao)于散熱(re)速(su)度(du)(du)(du)(du)，保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)不(bu)會(hui)(hui)(hui)熔(rong)斷。如果熱(re)量(liang)產生(sheng)的(de)(de)速(su)度(du)(du)(du)(du)與散熱(re)的(de)(de)速(su)度(du)(du)(du)(du)相等，那么它(ta)的(de)(de)使用(yong)壽命(ming)會(hui)(hui)(hui)很長。如果熱(re)量(liang)產生(sheng)的(de)(de)速(su)度(du)(du)(du)(du)大于熱(re)量(liang)消失的(de)(de)速(su)度(du)(du)(du)(du)，產生(sheng)的(de)(de)熱(re)量(liang)就會(hui)(hui)(hui)越(yue)來(lai)越(yue)多。熱(re)量(liang)的(de)(de)增(zeng)加會(hui)(hui)(hui)導(dao)致溫(wen)度(du)(du)(du)(du)升(sheng)高(gao)(gao)。當溫(wen)度(du)(du)(du)(du)升(sheng)高(gao)(gao)到保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)熔(rong)點以(yi)上時(shi)(shi)，保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)將熔(rong)斷。MICROSMD050F-2我們(men)的(de)(de)保(bao)(bao)險(xian)(xian)(xian)絲(si)(si)，專業的(de)(de)技術，讓您無需擔(dan)心品質問題(ti)。

自(zi)恢復(fu)保(bao)(bao)(bao)(bao)險絲(si)也(ye)被稱(cheng)為自(zi)復(fu)位保(bao)(bao)(bao)(bao)險絲(si)，都是經過熔斷以后(hou)(hou)(hou)(hou)，在故(gu)障檢測(ce)后(hou)(hou)(hou)(hou)可以再度自(zi)行(xing)恢復(fu)應用。自(zi)恢復(fu)保(bao)(bao)(bao)(bao)險絲(si)（PPTC高(gao)聚物(wu)正(zheng)溫度系數(shu)）是一種(zhong)國六和溫度保(bao)(bao)(bao)(bao)護(hu)元器(qi)(qi)件(jian)。PPTC元器(qi)(qi)件(jian)可以從(cong)(cong)(cong)常見故(gu)障環境下限定可怕的(de)(de)高(gao)電(dian)(dian)壓穿(chuan)過，但(dan)它(ta)有別(bie)(bie)于必須使(shi)(shi)用一次(ci)就必須要更換傳統式一次(ci)性(xing)熔斷絲(si)，PPTC元器(qi)(qi)件(jian)在故(gu)障處理以后(hou)(hou)(hou)(hou)就可以自(zi)行(xing)恢復(fu)應用，從(cong)(cong)(cong)而(er)降低了(le)售后(hou)(hou)(hou)(hou)服務(wu)成(cheng)本費。PPTC自(zi)恢復(fu)保(bao)(bao)(bao)(bao)險絲(si)在電(dian)(dian)路板上(shang)是串聯所使(shi)(shi)用的(de)(de)，當電(dian)(dian)流量(liang)(liang)快速提升是，PPTC自(zi)恢復(fu)保(bao)(bao)(bao)(bao)險絲(si)從(cong)(cong)(cong)高(gao)阻(zu)(zu)情況變成(cheng)高(gao)阻(zu)(zu)狀態來保(bao)(bao)(bao)(bao)護(hu)電(dian)(dian)路，這(zhe)(zhe)一過程(cheng)被稱(cheng)作“動作”。在常規運(yun)行(xing)狀態里的(de)(de)PPTC保(bao)(bao)(bao)(bao)險絲(si)電(dian)(dian)阻(zu)(zu)遠遠地(di)肖(xiao)雨雨電(dian)(dian)阻(zu)(zu)器(qi)(qi)中(zhong)別(bie)(bie)的(de)(de)電(dian)(dian)子器(qi)(qi)件(jian)的(de)(de)電(dian)(dian)阻(zu)(zu)器(qi)(qi)。但(dan)在過電(dian)(dian)流的(de)(de)情形下，原(yuan)件(jian)電(dian)(dian)阻(zu)(zu)器(qi)(qi)會擴(kuo)大（動作），從(cong)(cong)(cong)而(er)降低電(dian)(dian)路板上(shang)的(de)(de)電(dian)(dian)流量(liang)(liang)來維護(hu)別(bie)(bie)的(de)(de)正(zheng)本。這(zhe)(zhe)一過程(cheng)也(ye)是有IR基本原(yuan)理加溫正(zheng)本內部結(jie)構造成(cheng)發熱量(liang)(liang)，從(cong)(cong)(cong)而(er)使(shi)(shi)得正(zheng)本環境溫度迅速上(shang)升導致。

保(bao)(bao)險(xian)(xian)絲(si)(si)(si)的(de)(de)(de)作用(yong)(yong)(yong)(yong)1、保(bao)(bao)護電(dian)(dian)(dian)(dian)路(lu)當電(dian)(dian)(dian)(dian)路(lu)中的(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)超過(guo)保(bao)(bao)險(xian)(xian)絲(si)(si)(si)的(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)流(liu)(liu)值(zhi)時(shi)，保(bao)(bao)險(xian)(xian)絲(si)(si)(si)會自(zi)動熔(rong)斷(duan)，防止(zhi)電(dian)(dian)(dian)(dian)路(lu)因過(guo)載而損(sun)(sun)壞(huai)。保(bao)(bao)險(xian)(xian)絲(si)(si)(si)的(de)(de)(de)作用(yong)(yong)(yong)(yong)就是在(zai)電(dian)(dian)(dian)(dian)路(lu)面臨過(guo)載時(shi)，起(qi)到保(bao)(bao)護電(dian)(dian)(dian)(dian)子設(she)(she)備的(de)(de)(de)作用(yong)(yong)(yong)(yong)，防止(zhi)電(dian)(dian)(dian)(dian)路(lu)過(guo)負載。這(zhe)(zhe)對于寶貴的(de)(de)(de)設(she)(she)備是非常(chang)重(zhong)要(yao)的(de)(de)(de)，可以幫(bang)助減輕損(sun)(sun)壞(huai)的(de)(de)(de)程(cheng)度，節省更換配件的(de)(de)(de)成(cheng)(cheng)本(ben)。2、調節電(dian)(dian)(dian)(dian)流(liu)(liu)保(bao)(bao)險(xian)(xian)絲(si)(si)(si)的(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)流(liu)(liu)值(zhi)是可以調整的(de)(de)(de)，在(zai)不(bu)同的(de)(de)(de)設(she)(she)備中會根據(ju)其功率(lv)大小而進行調整。如果電(dian)(dian)(dian)(dian)路(lu)目前的(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)過(guo)高，那么保(bao)(bao)險(xian)(xian)絲(si)(si)(si)會自(zi)動熔(rong)斷(duan)以降低電(dian)(dian)(dian)(dian)流(liu)(liu)。保(bao)(bao)險(xian)(xian)絲(si)(si)(si)的(de)(de)(de)此(ci)項(xiang)特性使得(de)(de)其成(cheng)(cheng)為(wei)一種非常(chang)方便的(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)(liu)控制器，在(zai)很多設(she)(she)備上都得(de)(de)到應用(yong)(yong)(yong)(yong)。3、預防事故保(bao)(bao)險(xian)(xian)絲(si)(si)(si)主要(yao)的(de)(de)(de)作用(yong)(yong)(yong)(yong)是防止(zhi)電(dian)(dian)(dian)(dian)路(lu)過(guo)載導致設(she)(she)備損(sun)(sun)壞(huai)和(he)火(huo)災事故等不(bu)良后(hou)果。保(bao)(bao)險(xian)(xian)絲(si)(si)(si)能夠保(bao)(bao)護電(dian)(dian)(dian)(dian)路(lu)并起(qi)到重(zhong)要(yao)的(de)(de)(de)預防措施，這(zhe)(zhe)使得(de)(de)其得(de)(de)到了廣泛的(de)(de)(de)應用(yong)(yong)(yong)(yong)和(he)重(zhong)視。快速響應的(de)(de)(de)保(bao)(bao)險(xian)(xian)絲(si)(si)(si)，讓您的(de)(de)(de)家庭更便捷(jie)，享受更舒(shu)適的(de)(de)(de)生活。

保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)工作原理(li)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)工作原理(li)主要是通(tong)過電(dian)(dian)(dian)(dian)(dian)流(liu)過大(da)使保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)熱(re)溶斷開路(lu)，達(da)到保(bao)護(hu)電(dian)(dian)(dian)(dian)(dian)路(lu)的(de)(de)(de)目的(de)(de)(de)。以下是保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)工作過程：1.當電(dian)(dian)(dian)(dian)(dian)流(liu)過大(da)時，保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻會升高，產生熱(re)量(liang)。2.熱(re)量(liang)使得保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)導線熔化融(rong)斷，切(qie)斷電(dian)(dian)(dian)(dian)(dian)路(lu)。3.一旦(dan)電(dian)(dian)(dian)(dian)(dian)路(lu)被切(qie)斷，電(dian)(dian)(dian)(dian)(dian)流(liu)將(jiang)無法(fa)通(tong)過，設備(bei)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)路(lu)得到了保(bao)護(hu)。選(xuan)(xuan)(xuan)擇保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)標(biao)(biao)準選(xuan)(xuan)(xuan)擇正(zheng)確(que)的(de)(de)(de)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)，對于(yu)設備(bei)的(de)(de)(de)安全和(he)穩定性是非常(chang)重要的(de)(de)(de)。以下是選(xuan)(xuan)(xuan)擇保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)時需要考(kao)慮的(de)(de)(de)幾個標(biao)(biao)準：1.電(dian)(dian)(dian)(dian)(dian)流(liu)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)最(zui)(zui)大(da)電(dian)(dian)(dian)(dian)(dian)流(liu)是切(qie)斷電(dian)(dian)(dian)(dian)(dian)路(lu)前能夠(gou)承受(shou)的(de)(de)(de)最(zui)(zui)大(da)電(dian)(dian)(dian)(dian)(dian)流(liu)。選(xuan)(xuan)(xuan)擇適當的(de)(de)(de)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)可以避(bi)免電(dian)(dian)(dian)(dian)(dian)路(lu)過載(zai)燒毀設備(bei)。2.電(dian)(dian)(dian)(dian)(dian)壓(ya)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)的(de)(de)(de)最(zui)(zui)大(da)電(dian)(dian)(dian)(dian)(dian)壓(ya)是它(ta)能夠(gou)承受(shou)的(de)(de)(de)最(zui)(zui)大(da)電(dian)(dian)(dian)(dian)(dian)壓(ya)。選(xuan)(xuan)(xuan)擇正(zheng)確(que)的(de)(de)(de)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)有助于(yu)防止高電(dian)(dian)(dian)(dian)(dian)壓(ya)損壞電(dian)(dian)(dian)(dian)(dian)路(lu)。我(wo)們的(de)(de)(de)保(bao)險(xian)(xian)(xian)絲(si)(si)(si)(si)(si)嚴格按照(zhao)國際標(biao)(biao)準生產，品質可靠。1206L035/16YR

我們的(de)保險絲(si)創新(xin)設計，有效防止意外情況，讓您的(de)投資得到保障。0603醫療保險絲(si)聯(lian)系方式

影(ying)響(xiang)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)壽(shou)命(ming)三大(da)因素如下(xia)（1）接觸(chu)件。我們(men)知道保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)是(shi)一個相(xiang)對較(jiao)小的(de)(de)(de)(de)(de)設(she)備。當(dang)(dang)應用于(yu)電路(lu)時(shi)(shi)，保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)接觸(chu)管(guan)夾(jia)、連接電線(xian)的(de)(de)(de)(de)(de)長度和(he)(he)截面積。保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)坐(zuo)夾(jia)子之間(jian)的(de)(de)(de)(de)(de)接觸(chu)電阻過(guo)大(da)會損害保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)壽(shou)命(ming)，在(zai)UL標準(zhun)中，實(shi)驗時(shi)(shi)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)和(he)(he)夾(jia)子的(de)(de)(de)(de)(de)接觸(chu)電阻不(bu)足3毫歐。（2）工作(zuo)環(huan)境溫(wen)度。保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)參數值(zhi)都(dou)在(zai)標準(zhun)溫(wen)度環(huan)境下(xia)，工作(zuo)環(huan)境過(guo)高(gao)會影(ying)響(xiang)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)壽(shou)命(ming)，過(guo)低(di)會影(ying)響(xiang)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)參數值(zhi)的(de)(de)(de)(de)(de)變化(hua)，慢熔(rong)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)，如錫(xi)球(qiu)，當(dang)(dang)溫(wen)度約為160度時(shi)(shi)，錫(xi)開始(shi)向(xiang)金屬絲(si)(si)(si)(si)(si)(si)擴散；當(dang)(dang)溫(wen)度約為200度時(shi)(shi)，熔(rong)體(ti)開始(shi)劇烈氧(yang)化(hua)。隨(sui)著熔(rong)絲(si)(si)(si)(si)(si)(si)由外(wai)向(xiang)里的(de)(de)(de)(de)(de)氧(yang)化(hua)、多(duo)次的(de)(de)(de)(de)(de)多(duo)次的(de)(de)(de)(de)(de)擴散、熱(re)應力(li)疲勞等，保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)壽(shou)命(ming)會逐漸的(de)(de)(de)(de)(de)縮短(duan)。因此(ci)，建議延遲(chi)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)不(bu)應長時(shi)(shi)間(jian)在(zai)150度以上的(de)(de)(de)(de)(de)環(huan)境中工作(zuo)，快速熔(rong)斷(duan)保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)不(bu)應長時(shi)(shi)間(jian)在(zai)175~225℃以上工作(zuo)。（3）脈沖(chong)電流。在(zai)實(shi)際應用中，保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)經常會遇到(dao)脈沖(chong)電流。沒有脈沖(chong)電流，保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)使(shi)用壽(shou)命(ming)到(dao)，因為脈沖(chong)沖(chong)擊(ji)會產生熱(re)循環(huan)，從而(er)導致熔(rong)斷(duan)器的(de)(de)(de)(de)(de)擴散、氧(yang)化(hua)和(he)(he)熱(re)應力(li)，甚至(zhi)加速。保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)隨(sui)著脈沖(chong)能量(liang)和(he)(he)次數的(de)(de)(de)(de)(de)增(zeng)加而(er)老化(hua)，保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)的(de)(de)(de)(de)(de)抗沖(chong)擊(ji)壽(shou)命(ming)取決于(yu)脈沖(chong)的(de)(de)(de)(de)(de)I2t占保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)自身I2t的(de)(de)(de)(de)(de)比(bi)例。0603醫療保(bao)(bao)(bao)(bao)險(xian)(xian)(xian)(xian)絲(si)(si)(si)(si)(si)(si)聯系(xi)方式

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