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PTC熱(re)敏(min)電(dian)阻在電(dian)路(lu)控(kong)制及(ji)傳感(gan)器(qi)中的應用:晶(jing)體管(guan)溫度補償電(dian)路(lu)、測溫控(kong)溫電(dian)路(lu)、過(guo)熱(re)保護電(dian)路(lu)、孵(fu)育箱、電(dian)風扇、彩卷沖洗、開(kai)水壺、電(dian)熱(re)水器(qi)、電(dian)熱(re)毯、日(ri)光燈、節能燈、電(dian)池充(chong)電(dian)、變壓器(qi)繞(rao)阻、取暖器(qi)、延(yan)遲器(qi)、壓縮機......
了解更多 [09-09]電子(zi)元件(jian)當中,一種具(ju)有(you)兩個電極的(de)設備,只(zhi)容許(xu)電流(liu)由單(dan)一方(fang)(fang)向(xiang)(xiang)流(liu)過(guo),許(xu)多的(de)使用是(shi)使用其整流(liu)的(de)功(gong)用。大部分二極管所具(ju)有(you)的(de)電流(liu)方(fang)(fang)向(xiang)(xiang)性咱們通常稱(cheng)之為(wei)“整流(liu)的(de)功(gong)用。二極管最普(pu)遍的(de)功(gong)用便是(shi)只(zhi)容許(xu)電流(liu)由單(dan)一方(fang)(fang)向(xiang)(xiang)經過(guo)稱(cheng)為(wei)順(shun)向(xiang)(xiang)偏壓,反向(xiang)(xiang)時(shi)阻斷稱(cheng)為(wei)逆向(xiang)(xiang)偏壓。除了前面講過(guo)的(de)電阻,電容,電感外,在嵌入式或......
了解更多 [09-08]PTC熱敏電阻發(fa)熱元件是(shi)現代以至將來高(gao)科技(ji)尖端之產(chan)品。它被廣泛(fan)應(ying)用(yong)于輕工、住宅、交(jiao)通、航天、農業、醫療(liao)、環保、采(cai)礦、民用(yong)器械(xie)等,它與鎳、鉻絲(si)或遠(yuan)紅外等發(fa)熱元件相比,具有(you)卓越的優點。1、有(you)恒溫(wen)、調(diao)溫(wen)、自動控......
了解更多 [09-08]avx鉭(tan)(tan)電(dian)(dian)(dian)(dian)容(rong)是(shi)怎么從音頻變壓器變成(cheng)作業音頻規模內(nei)的,具有(you)(you)信號電(dian)(dian)(dian)(dian)壓傳輸、分(fen)配和阻(zu)抗匹(pi)配的效(xiao)果(guo)。上述的結構特點是(shi)avx鉭(tan)(tan)電(dian)(dian)(dian)(dian)容(rong)具有(you)(you)電(dian)(dian)(dian)(dian)放(fang)逐大效(xiao)果(guo)的內(nei)因。要使avx鉭(tan)(tan)電(dian)(dian)(dian)(dian)容(rong)具有(you)(you)電(dian)(dian)(dian)(dian)流(liu)的擴大效(xiao)果(guo),除了(le)avx鉭(tan)(tan)電(dian)(dian)(dian)(dian)容(rong)的內(nei)因外(wai),還要有(you)(you)外(wai)部前提(ti)。...
了解更多 [09-07]固定電阻(zu)(zu)器(qi)有(you)多(duo)種(zhong)類型,選擇(ze)哪一種(zhong)材料和結構的(de)(de)電阻(zu)(zu)器(qi),應(ying)根據應(ying)用(yong)(yong)電路的(de)(de)具體要求(qiu)而(er)定。高頻電路應(ying)選用(yong)(yong)分布電感和分布電容小的(de)(de)非線繞電阻(zu)(zu)器(qi),例如(ru)碳膜(mo)電阻(zu)(zu)器(qi)、金(jin)屬電阻(zu)(zu)器(qi)和金(jin)屬氧化膜(mo)電阻(zu)(zu)器(qi)等。高增益小信號放大電路......
了解更多 [09-07]avx鉭(tan)電(dian)容可以利用旋動銅芯在線(xian)圈(quan)中的(de)(de)位(wei)置(zhi)來改變(bian)電(dian)感(gan)量,這種(zhong)調整(zheng)比較利便、耐用。色碼電(dian)感(gan)器是(shi)具有固定電(dian)感(gan)量的(de)(de)電(dian)感(gan)器,其電(dian)感(gan)量標志方法同電(dian)阻(zu)一樣以色環來標記。avx鉭(tan)電(dian)容的(de)(de)限制交流電(dian)通過的(de)(de)線(xian)圈(quan)稱阻(zu)流圈(quan),分高頻阻(zu)流圈(quan)和(he)低頻阻(zu)流圈(quan)。avx鉭(tan)電(dian)容是(shi)電(dian)視機掃描電(dian)路(lu)輸出級的(de)(de)負載,偏轉線(xian)圈(quan)要求(qiu)......
了解更多 [09-06]熔(rong)斷(duan)(duan)電(dian)(dian)阻(zu)器可分(fen)為可恢復式熔(rong)斷(duan)(duan)電(dian)(dian)阻(zu)器和一次性熔(rong)斷(duan)(duan)電(dian)(dian)阻(zu)器兩(liang)種。1、可恢復式熔(rong)斷(duan)(duan)電(dian)(dian)阻(zu)器可恢復式熔(rong)斷(duan)(duan)電(dian)(dian)阻(zu)器是將(jiang)普通電(dian)(dian)阻(zu)器(或電(dian)(dian)阻(zu)絲)用低(di)熔(rong)點焊(han)(han)料與彈簧式金屬(shu)片(pian)(或彈性金屬(shu)片(pian))串聯(lian)焊(han)(han)接在一起后,再密封在一個圓(yuan)柱(zhu)......
了解更多 [09-06]熔(rong)斷電(dian)(dian)阻(zu)器,是一種(zhong)具(ju)有(you)電(dian)(dian)阻(zu)器和熔(rong)斷器雙重(zhong)作(zuo)用的特殊元件。它(ta)在電(dian)(dian)路(lu)中(zhong)用字母“RF”或“R”表示。熔(rong)斷電(dian)(dian)阻(zu)器主要應(ying)用于彩(cai)色電(dian)(dian)視(shi)(shi)機(ji)(ji)、錄像(xiang)機(ji)(ji)及檢測(ce)儀表的電(dian)(dian)源電(dian)(dian)路(lu),彩(cai)色電(dian)(dian)視(shi)(shi)機(ji)(ji)的行掃(sao)描及場掃(sao)描電(dian)(dian)路(lu)。熔(rong)斷電(dian)(dian)阻(zu)器具(ju)有(you)保......
了解更多 [09-04]avx鉭電容(rong)的系(xi)列關于電容(rong)這(zhe)個行業(ye)來說是(shi)很(hen)輕易知足的,在(zai)這(zhe)種需求(qiu)來說,關于電容(rong)的作業(ye)規模是(shi)-55℃至+175℃。尺(chi)度鉭電容(rong)技能(neng)的作業(ye)溫度規模通常是(shi)-55℃至+125℃,因而限制了(le)這(zhe)些電容(rong)只(zhi)能(neng)用(yong)于車內(nei)文娛環境和其它較(jiao)低溫度的使用(yong)。一(yi)些制造(zao)商專門推(tui)出(chu)車用(yong)系(xi)列產品,將鉭電容(rong)擴(kuo)展使用(yong)到了(le)......
了解更多 [09-04]提高貼片電阻的(de)銷(xiao)量(liang)在(zai)于(yu),材料選擇、制(zhi)作貼片電阻過程中,所選用的(de)材料要(yao)達到優(you)異(yi)效果,質量(liang)等(deng)級高,工藝可靠,對表層的(de)要(yao)求較嚴格。讓產品在(zai)出廠(chang)時就具備(bei)的(de)技(ji)術優(you)勢也將越來越多。然后(hou),電學性能(neng)在(zai)各種用途上發揮都......
了解更多 [09-03]對于串行銜接而言(yan),引(yin)薦用(yong)分壓(ya)器并(bing)行銜接電(dian)(dian)容(rong)(rong),此刻電(dian)(dian)阻值(zhi)應依據10倍的電(dian)(dian)容(rong)(rong)直流(liu)漏電(dian)(dian)流(liu)進行核算。有(you)可能泛(fan)起只要一個電(dian)(dian)容(rong)(rong)不(bu)能知足使用(yong)需求、因而需要同時(shi)運用(yong)多個器材的情況,此刻基本(ben)上(shang)只引(yin)薦相同的電(dian)(dian)容(rong)(rong)進行整(zheng)合(he)。并(bing)行銜接能夠(gou)增(zeng)加電(dian)(dian)容(rong)(rong)值(zhi)乘法和(he)降(jiang)低除法),而串行銜接能夠(gou)增(zeng)加總的容(rong)(rong)許直流(liu)電(dian)(dian)壓(ya)值(zhi)額外......
了解更多 [09-03]在實際溫度下(xia)電(dian)(dian)容答應的(de)最大直(zhi)流電(dian)(dian)壓被稱為(wei)種(zhong)別(bie)電(dian)(dian)壓(額定電(dian)(dian)壓只是在室(shi)溫25℃情況時的(de)其中一種(zhong)種(zhong)別(bie)電(dian)(dian)壓值)。avx鉭電(dian)(dian)容的(de)工作電(dian)(dian)壓為(wei)其額定電(dian)(dian)壓的(de)80%。遵守(shou)這個規(gui)矩很(hen)重要(yao),因為(wei)這樣做能夠保護器材免受意(yi)外(wai)電(dian)(dian)飄流涌和過壓的(de)損傷(shang),而這種(zhong)情況在轎(jiao)車電(dian)(dian)路中很(hen)可(ke)能產生(sheng)。...
了解更多 [09-02]