電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容器(qi)在(zai)電(dian)(dian)(dian)子(zi)電(dian)(dian)(dian)路中是必不可(ke)少(shao)的(de)(de)(de)。而且隨(sui)著電(dian)(dian)(dian)子(zi)設備(bei)的(de)(de)(de)小型化(hua)，越來(lai)越要求電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容器(qi)具有(you)(you)更(geng)好的(de)(de)(de)頻(pin)率特性、更(geng)低(di)的(de)(de)(de)ESR、更(geng)低(di)的(de)(de)(de)阻(zu)抗(kang)、更(geng)低(di)的(de)(de)(de)ESL、更(geng)高的(de)(de)(de)耐壓和無鉛，這也(ye)是電(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)容器(qi)未來(lai)的(de)(de)(de)發展方(fang)向(xiang)。采用(yong)鈮、鈦等新(xin)(xin)型介電(dian)(dian)(dian)材(cai)料，改進結(jie)構，可(ke)以實(shi)現電(dian)(dian)(dian)容器(qi)的(de)(de)(de)小型化(hua)和大容量化(hua)。通過(guo)開發和優(you)化(hua)新(xin)(xin)型電(dian)(dian)(dian)解(jie)質的(de)(de)(de)工藝和結(jie)構，可(ke)以實(shi)現低(di)ESR和低(di)ESL，產品將(jiang)(jiang)向(xiang)更(geng)高電(dian)(dian)(dian)壓方(fang)向(xiang)發展。在(zai)日新(xin)(xin)月(yue)異(yi)的(de)(de)(de)信息技術(shu)領域，電(dian)(dian)(dian)容永遠是關鍵元件之一。我們將(jiang)(jiang)應(ying)用(yong)新(xin)(xin)技術(shu)和新(xin)(xin)材(cai)料，不斷開發高性能(neng)電(dian)(dian)(dian)容器(qi)，以滿足(zu)信息時代的(de)(de)(de)需(xu)求。MLCC電(dian)(dian)(dian)容特點(dian)：熱(re)脆性：MLCC內部應(ying)力(li)很復雜，所以耐溫(wen)度沖擊的(de)(de)(de)能(neng)力(li)很有(you)(you)限。北京高頻(pin)電(dian)(dian)(dian)容價格

當負(fu)(fu)載頻率上升到額(e)定電(dian)(dian)(dian)(dian)流(liu)值(zhi)時，即(ji)使電(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)上的(de)(de)(de)交流(liu)電(dian)(dian)(dian)(dian)壓沒有(you)達到額(e)定電(dian)(dian)(dian)(dian)壓，負(fu)(fu)載的(de)(de)(de)交流(liu)電(dian)(dian)(dian)(dian)流(liu)也必須保持不高于額(e)定電(dian)(dian)(dian)(dian)流(liu)值(zhi)。如(ru)果(guo)電(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)損耗因數引起的(de)(de)(de)發(fa)熱開始發(fa)揮更(geng)明顯(xian)的(de)(de)(de)作用，則負(fu)(fu)載電(dian)(dian)(dian)(dian)流(liu)必須降(jiang)低，如(ru)圖右側曲線(xian)部分所示，其(qi)中電(dian)(dian)(dian)(dian)流(liu)隨著頻率的(de)(de)(de)增(zeng)加(jia)(jia)而(er)降(jiang)低。由于第二類介(jie)質(zhi)陶瓷電(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)的(de)(de)(de)電(dian)(dian)(dian)(dian)容(rong)(rong)遠大于1類介(jie)質(zhi)電(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)的(de)(de)(de)電(dian)(dian)(dian)(dian)容(rong)(rong)，所以(yi)(yi)(yi)濾波用的(de)(de)(de)F陶瓷電(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)的(de)(de)(de)交流(liu)電(dian)(dian)(dian)(dian)壓通常在1V以(yi)(yi)(yi)下，無(wu)法加(jia)(jia)載到額(e)定交流(liu)電(dian)(dian)(dian)(dian)壓。所以(yi)(yi)(yi)第二類介(jie)質(zhi)電(dian)(dian)(dian)(dian)容(rong)(rong)主要(yao)討論允許加(jia)(jia)載的(de)(de)(de)紋波電(dian)(dian)(dian)(dian)流(liu)。揚州貼(tie)片電(dian)(dian)(dian)(dian)感片式鋁(lv)電(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)容(rong)(rong)是沒有(you)套(tao)管的(de)(de)(de)，所以(yi)(yi)(yi)在鋁(lv)殼的(de)(de)(de)底部印有(you)容(rong)(rong)量、電(dian)(dian)(dian)(dian)壓、正負(fu)(fu)極等相關(guan)信息。

引(yin)(yin)線(xian)(xian)(xian)結構的電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器：引(yin)(yin)線(xian)(xian)(xian)結構電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器也采用(yong)“負極標記(ji)(ji)”，即套管(guan)的“-”標記(ji)(ji)對應的引(yin)(yin)線(xian)(xian)(xian)為負極。還有(you)就是根據引(yin)(yin)線(xian)(xian)(xian)的長度來識別(bie)，長引(yin)(yin)線(xian)(xian)(xian)為正，短(duan)(duan)引(yin)(yin)線(xian)(xian)(xian)為負。片式(shi)鋁(lv)電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器片式(shi)鋁(lv)電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器沒有(you)套管(guan)，所以(yi)容(rong)(rong)(rong)量、電(dian)(dian)(dian)(dian)(dian)壓、正負極的信息都(dou)印(yin)在鋁(lv)殼的底(di)部。了(le)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)的判(pan)斷方法。電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器常見的故障(zhang)有(you)容(rong)(rong)(rong)量降(jiang)低、容(rong)(rong)(rong)量消失、擊穿短(duan)(duan)路和漏(lou)電(dian)(dian)(dian)(dian)(dian)，其中容(rong)(rong)(rong)量變化是由于電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)器中的電(dian)(dian)(dian)(dian)(dian)解(jie)(jie)液在使(shi)用(yong)或放置過程中逐漸變干(gan)引(yin)(yin)起的，而擊穿和漏(lou)電(dian)(dian)(dian)(dian)(dian)一(yi)般是由于外加電(dian)(dian)(dian)(dian)(dian)壓過大(da)或質量不(bu)良引(yin)(yin)起的。萬用(yong)表的阻值(zhi)一(yi)般用(yong)來判(pan)斷電(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)的好(hao)壞測量。

BUCK電(dian)(dian)(dian)(dian)感(gan)的(de)(de)飽(bao)和(he)電(dian)(dian)(dian)(dian)流(liu)選擇不(bu)當。降壓(ya)電(dian)(dian)(dian)(dian)感(gan)可(ke)能會增加輸出(chu)電(dian)(dian)(dian)(dian)流(liu)，從而(er)誤觸發電(dian)(dian)(dian)(dian)源進(jin)入過(guo)流(liu)保護。電(dian)(dian)(dian)(dian)源在正(zheng)常(chang)工作模式和(he)過(guo)流(liu)保護模式之(zhi)間反復(fu)切換，稱為打嗝模式，也可(ke)能造(zao)成一(yi)(yi)定程度的(de)(de)嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)。電(dian)(dian)(dian)(dian)感(gan)器(qi)的(de)(de)選擇必須適(shi)當。開(kai)關電(dian)(dian)(dian)(dian)源本身紋(wen)波大(da)，多相開(kai)關電(dian)(dian)(dian)(dian)源具有紋(wen)波小，電(dian)(dian)(dian)(dian)流(liu)大(da)的(de)(de)優點。通過(guo)錯開(kai)相位，可(ke)以(yi)有效降低電(dian)(dian)(dian)(dian)源的(de)(de)紋(wen)波，抑制(zhi)嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)。要抑制(zhi)嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)，除了修改上(shang)述軟件(jian)、參數和(he)架(jia)構外，典型的(de)(de)方(fang)案(an)是(shi)(shi)使用抗嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)電(dian)(dian)(dian)(dian)容，如村(cun)田KRM系列和(he)ZRB系列。其(qi)特(te)殊(shu)的(de)(de)結構可(ke)以(yi)減少電(dian)(dian)(dian)(dian)容器(qi)的(de)(de)嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)現象，吸收熱(re)量(liang)和(he)機械沖(chong)擊產生的(de)(de)應力，實現高可(ke)靠性(xing)。與Ta電(dian)(dian)(dian)(dian)容相比，抗嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)MLCC的(de)(de)電(dian)(dian)(dian)(dian)壓(ya)變化V比初(chu)始(shi)階段小722%。在布(bu)局上(shang)也可(ke)以(yi)優化布(bu)局，電(dian)(dian)(dian)(dian)容相互交錯，抑制(zhi)振動。甚(shen)至(zhi)有人(ren)提出(chu)在電(dian)(dian)(dian)(dian)容器(qi)旁邊(bian)挖(wa)一(yi)(yi)個(ge)凹槽來緩(huan)解嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)的(de)(de)方(fang)案(an)。以(yi)上(shang)是(shi)(shi)電(dian)(dian)(dian)(dian)容器(qi)嘯(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)叫(jiao)的(de)(de)原理和(he)避免建議(yi)。電(dian)(dian)(dian)(dian)容器(qi)的(de)(de)電(dian)(dian)(dian)(dian)容量(liang)在數值(zhi)上(shang)等于一(yi)(yi)個(ge)導電(dian)(dian)(dian)(dian)極板(ban)上(shang)的(de)(de)電(dian)(dian)(dian)(dian)荷(he)量(liang)與兩(liang)個(ge)極板(ban)之(zhi)間的(de)(de)電(dian)(dian)(dian)(dian)壓(ya)之(zhi)比。

疊層(ceng)(ceng)(ceng)印(yin)刷(shua)技術(多(duo)層(ceng)(ceng)(ceng)介(jie)質(zhi)(zhi)薄膜疊層(ceng)(ceng)(ceng)印(yin)刷(shua))，如何(he)在零八零五、零六(liu)零三、零四零二等(deng)小尺寸基礎上制造更(geng)高(gao)(gao)電(dian)(dian)容(rong)值的(de)(de)(de)(de)(de)(de)MLCC一(yi)直是MLCC業界的(de)(de)(de)(de)(de)(de)重要課題(ti)之一(yi)，近幾年(nian)隨著材料、工(gong)(gong)藝和設(she)備水(shui)平的(de)(de)(de)(de)(de)(de)不斷改進(jin)提(ti)高(gao)(gao)，日本公司已在2μm的(de)(de)(de)(de)(de)(de)薄膜介(jie)質(zhi)(zhi)上疊1000層(ceng)(ceng)(ceng)工(gong)(gong)藝實踐，生產出單層(ceng)(ceng)(ceng)介(jie)質(zhi)(zhi)厚度為1μm的(de)(de)(de)(de)(de)(de)100μFMLCC，它具有比片(pian)式鉭電(dian)(dian)容(rong)器更(geng)低的(de)(de)(de)(de)(de)(de)ESR值，工(gong)(gong)作溫(wen)度更(geng)寬(-55℃-125℃)。表示國內MLCC制作較高(gao)(gao)水(shui)平的(de)(de)(de)(de)(de)(de)風華高(gao)(gao)科(ke)公司能(neng)夠完成(cheng)流延成(cheng)3μm厚的(de)(de)(de)(de)(de)(de)薄膜介(jie)質(zhi)(zhi)，燒(shao)結成(cheng)瓷后2μm厚介(jie)質(zhi)(zhi)的(de)(de)(de)(de)(de)(de)MLCC，與國外(wai)先進(jin)的(de)(de)(de)(de)(de)(de)疊層(ceng)(ceng)(ceng)印(yin)刷(shua)技術還有一(yi)定(ding)差距。當然(ran)除了具備可以用于(yu)多(duo)層(ceng)(ceng)(ceng)介(jie)質(zhi)(zhi)薄膜疊層(ceng)(ceng)(ceng)印(yin)刷(shua)的(de)(de)(de)(de)(de)(de)粉(fen)料之外(wai)，設(she)備的(de)(de)(de)(de)(de)(de)自動(dong)化(hua)程度、精(jing)度還有待(dai)提(ti)高(gao)(gao)。鋁(lv)電(dian)(dian)解電(dian)(dian)容(rong)，常(chang)見的(de)(de)(de)(de)(de)(de)電(dian)(dian)性(xing)能(neng)測試(shi)包括(kuo)：電(dian)(dian)容(rong)量，損耗角正切，漏電(dian)(dian)流，額定(ding)工(gong)(gong)作電(dian)(dian)壓，阻抗(kang)等(deng)等(deng)。南(nan)通貼(tie)片(pian)電(dian)(dian)解電(dian)(dian)容(rong)廠(chang)家

液(ye)態電(dian)(dian)(dian)(dian)解電(dian)(dian)(dian)(dian)容采(cai)用的(de)介電(dian)(dian)(dian)(dian)材料為電(dian)(dian)(dian)(dian)解液(ye)，而固態電(dian)(dian)(dian)(dian)容采(cai)用的(de)是導電(dian)(dian)(dian)(dian)性(xing)高分(fen)子。北(bei)京高頻(pin)電(dian)(dian)(dian)(dian)容價格(ge)

電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)和(he)(he)體(ti)積由于電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)大(da)(da)(da)(da)(da)多采用卷繞結(jie)構(gou)，容(rong)(rong)(rong)(rong)(rong)易擴大(da)(da)(da)(da)(da)體(ti)積，所(suo)以(yi)單(dan)位體(ti)積的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)很大(da)(da)(da)(da)(da)，比(bi)其他電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)大(da)(da)(da)(da)(da)幾(ji)倍到幾(ji)十倍。然而，大(da)(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)的(de)(de)(de)(de)(de)獲得是(shi)(shi)以(yi)體(ti)積膨脹為代價的(de)(de)(de)(de)(de)。開關(guan)電(dian)(dian)(dian)(dian)(dian)(dian)源要求更(geng)高(gao)的(de)(de)(de)(de)(de)效率(lv)和(he)(he)更(geng)小的(de)(de)(de)(de)(de)體(ti)積。因此(ci)，有必要尋(xun)找新的(de)(de)(de)(de)(de)解(jie)決方案來(lai)獲得具(ju)有大(da)(da)(da)(da)(da)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)和(he)(he)小體(ti)積的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)。一旦有源濾(lv)波電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)用于開關(guan)電(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)原邊，鋁電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)使(shi)用環(huan)境(jing)(jing)就變(bian)得比(bi)以(yi)前更(geng)加惡劣：(1)高(gao)頻(pin)(pin)脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)主(zhu)要是(shi)(shi)20kHz~100kHz的(de)(de)(de)(de)(de)脈(mo)動(dong)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)，而且(qie)增加很大(da)(da)(da)(da)(da)；(2)變(bian)流(liu)器(qi)(qi)(qi)(qi)主(zhu)開關(guan)管發熱，導致鋁電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)環(huan)境(jing)(jing)溫度升(sheng)(sheng)高(gao)；(3)大(da)(da)(da)(da)(da)部分變(bian)換器(qi)(qi)(qi)(qi)采用升(sheng)(sheng)壓電(dian)(dian)(dian)(dian)(dian)(dian)路(lu)，所(suo)以(yi)需要耐(nai)高(gao)壓的(de)(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)。結(jie)果(guo)，由現有技術制造的(de)(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)不得不選擇(ze)大(da)(da)(da)(da)(da)尺(chi)寸的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)，因為它們需要吸收比(bi)以(yi)前更(geng)多的(de)(de)(de)(de)(de)脈(mo)動(dong)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)。結(jie)果(guo)，電(dian)(dian)(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)體(ti)積巨大(da)(da)(da)(da)(da)，并且(qie)難以(yi)在小型化的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)子設(she)備(bei)中使(shi)用。為了(le)解(jie)決這些問題，有必要研究和(he)(he)開發一種新型的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)，這種電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)體(ti)積小，耐(nai)高(gao)壓，并允許大(da)(da)(da)(da)(da)量(liang)的(de)(de)(de)(de)(de)高(gao)頻(pin)(pin)脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)流(liu)過。另外(wai)，這種電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)器(qi)(qi)(qi)(qi)，在高(gao)溫環(huan)境(jing)(jing)下(xia)工(gong)作(zuo)，工(gong)作(zuo)壽命長(chang)。北京高(gao)頻(pin)(pin)電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)(rong)(rong)(rong)價格

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