電(dian)(dian)容(rong)(rong)允許偏差(cha)：這(zhe)(zhe)(zhe)個上期(qi)我們講安規電(dian)(dian)容(rong)(rong)的(de)(de)作(zuo)用(yong)時(shi)(shi)(shi)又(you)提起過，顧(gu)名思(si)義，這(zhe)(zhe)(zhe)就是(shi)(shi)電(dian)(dian)容(rong)(rong)的(de)(de)較大(da)(da)允許偏差(cha)范圍。常用(yong)的(de)(de)容(rong)(rong)量誤差(cha)為：J表示(shi)允許偏差(cha)±5%,K表示(shi)允許偏差(cha)±10%,M表示(shi)允許偏差(cha)±20%。額定工作(zuo)電(dian)(dian)壓(ya)(ya)：在電(dian)(dian)路(lu)中(zhong)能長時(shi)(shi)(shi)間穩定、可靠(kao)地工作(zuo)，并能承(cheng)受(shou)較大(da)(da)直(zhi)流(liu)電(dian)(dian)壓(ya)(ya)，也叫耐壓(ya)(ya)。對結構、容(rong)(rong)量一樣的(de)(de)電(dian)(dian)子器件，耐壓(ya)(ya)越高，體積(ji)越大(da)(da)。損(sun)耗：貼片(pian)陶瓷電(dian)(dian)容(rong)(rong)在電(dian)(dian)場(chang)的(de)(de)作(zuo)用(yong)下(xia)，由于每(mei)單(dan)位(wei)時(shi)(shi)(shi)間產生熱量而消耗能量。這(zhe)(zhe)(zhe)種(zhong)損(sun)失主(zhu)要(yao)來(lai)源(yuan)于介質損(sun)失和金屬損(sun)失。一般(ban)都是(shi)(shi)以損(sun)耗角正切(qie)值表示(shi)的(de)(de)。上述就是(shi)(shi)關(guan)于貼片(pian)陶瓷電(dian)(dian)容(rong)(rong)的(de)(de)一些基本(ben)常識，想要(yao)了解更(geng)多電(dian)(dian)容(rong)(rong)相關(guan)咨詢的(de)(de)，可關(guan)注江蘇芯聲微電(dian)(dian)子科技。鋁電(dian)(dian)解電(dian)(dian)容(rong)(rong)用(yong)途(tu)普遍：濾波作(zuo)用(yong)；旁路(lu)作(zuo)用(yong)；耦合作(zuo)用(yong)；沖擊波吸收；雜(za)音消除；移相；降壓(ya)(ya)等等。宿遷貼片(pian)電(dian)(dian)容(rong)(rong)價格

MLCC電(dian)(dian)容(rong)(rong)(rong)器(qi)的(de)(de)(de)生產工藝非常(chang)嚴謹，每個細節都是不(bu)可忽(hu)視的(de)(de)(de)關鍵(jian)。這些細致的(de)(de)(de)工序是保證產品質量的(de)(de)(de)關鍵(jian)。無論任何一(yi)(yi)個細節，都必(bi)須嚴格按照(zhao)生產工藝進行(xing)，保證每一(yi)(yi)個細節都能做到精細，這樣才(cai)能保證電(dian)(dian)容(rong)(rong)(rong)器(qi)的(de)(de)(de)質量，保證電(dian)(dian)容(rong)(rong)(rong)器(qi)的(de)(de)(de)誤差小。層(ceng)壓(ya)：層(ceng)壓(ya)棒(bang)，棒(bang)用(yong)層(ceng)壓(ya)袋包裝，抽(chou)真(zhen)空封裝后，用(yong)等(deng)靜(jing)壓(ya)加壓(ya)，使(shi)棒(bang)內(nei)各層(ceng)結(jie)合更緊密。切割(ge)：將層(ceng)疊棒(bang)切割(ge)成的(de)(de)(de)電(dian)(dian)容(rong)(rong)(rong)器(qi)生坯(pi)。出膠(jiao)(jiao)：將綠色電(dian)(dian)容(rong)(rong)(rong)放在(zai)烤盤上，按照(zhao)一(yi)(yi)定的(de)(de)(de)溫(wen)度曲線進行(xing)高溫(wen)烘烤(最高溫(wen)度一(yi)(yi)般在(zai)400左右)，去除芯片(pian)中(zhong)(zhong)(zhong)的(de)(de)(de)粘(zhan)合劑等(deng)有(you)機(ji)物。脫膠(jiao)(jiao)功(gong)能：1)去除芯片(pian)中(zhong)(zhong)(zhong)的(de)(de)(de)粘(zhan)性有(you)機(ji)物，避(bi)免(mian)燒成時有(you)機(ji)物快速揮發造成產品脫層(ceng)、開裂(lie)，保證燒成所需形狀的(de)(de)(de)完(wan)整瓷(ci)(ci)件。2)消除燒制過程中(zhong)(zhong)(zhong)粘(zhan)合劑的(de)(de)(de)還原作(zuo)用(yong)。燒結(jie)：脫膠(jiao)(jiao)后的(de)(de)(de)芯片(pian)經過高溫(wen)處理(li)，燒結(jie)溫(wen)度一(yi)(yi)般在(zai)1140-1340之間，使(shi)其(qi)成為機(ji)械強度高、電(dian)(dian)性能優良(liang)的(de)(de)(de)陶瓷(ci)(ci)體。鹽城(cheng)MLCC電(dian)(dian)容(rong)(rong)(rong)品牌鋁電(dian)(dian)解電(dian)(dian)容(rong)(rong)(rong)器(qi)由于(yu)在(zai)負荷工作(zuo)過程中(zhong)(zhong)(zhong)電(dian)(dian)解液不(bu)斷修補(bu)并(bing)增厚陽(yang)極氧化膜（稱為補(bu)形效應），會導致電(dian)(dian)容(rong)(rong)(rong)量的(de)(de)(de)下降。

根(gen)據經驗，在(zai)電(dian)(dian)路的(de)總電(dian)(dian)源(yuan)原(yuan)(yuan)理圖(tu)中，設(she)計原(yuan)(yuan)理圖(tu)時把這些電(dian)(dian)容(rong)(rong)畫在(zai)一起，因(yin)為是同一個網絡(luo)，而在(zai)設(she)計實際PCB時，這些電(dian)(dian)容(rong)(rong)分別放(fang)在(zai)各(ge)自的(de)ic上。電(dian)(dian)容(rong)(rong)越(yue)(yue)大，信(xin)(xin)號頻率越(yue)(yue)高(gao)，電(dian)(dian)容(rong)(rong)的(de)交(jiao)流(liu)(liu)阻抗越(yue)(yue)小。電(dian)(dian)源(yuan)(或(huo)信(xin)(xin)號)或(huo)多或(huo)少會疊加一些交(jiao)流(liu)(liu)高(gao)頻和低頻信(xin)(xin)號，對系統不利。IC電(dian)(dian)源(yuan)的(de)引腳與地(di)之間并(bing)聯放(fang)置(zhi)電(dian)(dian)容(rong)(rong)，一般是為了濾除(chu)對系統不利的(de)交(jiao)流(liu)(liu)信(xin)(xin)號。10uf和0.1uf的(de)電(dian)(dian)容(rong)(rong)配合使(shi)用，使(shi)電(dian)(dian)源(yuan)(或(huo)信(xin)(xin)號)對地(di)的(de)交(jiao)流(liu)(liu)阻抗在(zai)很寬(kuan)的(de)頻率范圍內很小，這樣可以(yi)更(geng)干(gan)凈(jing)地(di)濾除(chu)交(jiao)流(liu)(liu)分量。

MLCC的(de)(de)主要材料(liao)(liao)和重要技術及(ji)LCC的(de)(de)優點：1、材料(liao)(liao)技術(陶(tao)瓷(ci)粉料(liao)(liao)的(de)(de)制(zhi)備)現在(zai)(zai)MLCC用陶(tao)瓷(ci)粉料(liao)(liao)主要分為(wei)三大類(Y5V、X7R和COG)。其中X7R材料(liao)(liao)是(shi)(shi)各國競爭較(jiao)激(ji)烈的(de)(de)規格，也是(shi)(shi)市場需求、電(dian)子整機用量較(jiao)大的(de)(de)品種之一，其制(zhi)造(zao)原理是(shi)(shi)基于納米級的(de)(de)鈦酸鋇陶(tao)瓷(ci)料(liao)(liao)(BaTiO3)改性(xing)(xing)(xing)。日(ri)本廠(chang)(chang)家(jia)（如村田muRata）根據大容量(10μF以上(shang))的(de)(de)需求，在(zai)(zai)D50為(wei)100納米的(de)(de)濕法BaTiO3基礎(chu)上(shang)添(tian)加(jia)稀(xi)土(tu)金屬氧(yang)化物(wu)(wu)改性(xing)(xing)(xing)，制(zhi)造(zao)成高可(ke)靠(kao)性(xing)(xing)(xing)的(de)(de)X7R陶(tao)瓷(ci)粉料(liao)(liao)，較(jiao)終(zhong)制(zhi)作出10μF-100μF小尺(chi)寸(如0402、0201等(deng))MLCC。國內廠(chang)(chang)家(jia)則在(zai)(zai)D50為(wei)300-500納米的(de)(de)BaTiO3基礎(chu)上(shang)添(tian)加(jia)稀(xi)土(tu)金屬氧(yang)化物(wu)(wu)改性(xing)(xing)(xing)制(zhi)作X7R陶(tao)瓷(ci)粉料(liao)(liao)，跟國外先進粉體技術還有一段差距。鉭電(dian)容的(de)(de)容值的(de)(de)溫度穩定性(xing)(xing)(xing)比較(jiao)好。

在較低(di)頻(pin)率下，較大(da)的(de)(de)(de)(de)電(dian)容(rong)(rong)可(ke)以(yi)提(ti)供低(di)電(dian)阻接地路徑。一旦(dan)這些(xie)電(dian)容(rong)(rong)達到自諧振頻(pin)率，它(ta)們的(de)(de)(de)(de)電(dian)容(rong)(rong)特性(xing)(xing)就消(xiao)失了，它(ta)們變成(cheng)了具(ju)有電(dian)感(gan)特性(xing)(xing)的(de)(de)(de)(de)元(yuan)件(jian)。這就是并聯使用多個(ge)(ge)電(dian)容(rong)(rong)的(de)(de)(de)(de)主要原因，可(ke)以(yi)在很寬的(de)(de)(de)(de)頻(pin)率范圍內(nei)保持較低(di)的(de)(de)(de)(de)交流阻抗。芯片電(dian)源(yuan)(yuan)要求(qiu)電(dian)源(yuan)(yuan)穩定(ding)，但實際(ji)電(dian)源(yuan)(yuan)不(bu)穩定(ding)，高(gao)頻(pin)低(di)頻(pin)干(gan)(gan)(gan)擾(rao)混雜(za)。實際(ji)電(dian)容(rong)(rong)與(yu)理想電(dian)容(rong)(rong)大(da)相(xiang)徑庭，具(ju)有RLC三重性(xing)(xing)質(zhi)。10uf的(de)(de)(de)(de)電(dian)容(rong)(rong)對低(di)頻(pin)干(gan)(gan)(gan)擾(rao)的(de)(de)(de)(de)過濾效(xiao)果(guo)(guo)很好，但對于高(gao)頻(pin)干(gan)(gan)(gan)擾(rao)，電(dian)容(rong)(rong)是感(gan)性(xing)(xing)的(de)(de)(de)(de)，阻抗太大(da)無(wu)法有效(xiao)濾除，所以(yi)組(zu)合一個(ge)(ge)0.1uf的(de)(de)(de)(de)電(dian)容(rong)(rong)濾除高(gao)頻(pin)成(cheng)分。如(ru)果(guo)(guo)你(ni)的(de)(de)(de)(de)設計要求(qiu)不(bu)高(gao)，沒必要完(wan)全(quan)遵守這個(ge)(ge)規(gui)則(ze)。電(dian)容(rong)(rong)器的(de)(de)(de)(de)兩個(ge)(ge)極板之間(jian)加上電(dian)壓時，電(dian)容(rong)(rong)器就會(hui)儲存電(dian)荷(he)。陶瓷貼片電(dian)容(rong)(rong)多少錢(qian)

鉭電(dian)(dian)容(rong)的性(xing)能(neng)優異，是(shi)電(dian)(dian)容(rong)器中體(ti)積(ji)小而(er)又能(neng)達(da)到(dao)較大電(dian)(dian)容(rong)量的產品(pin)。宿遷(qian)貼片電(dian)(dian)容(rong)價格

I類(lei)陶瓷電(dian)(dian)(dian)容器按(an)照美國電(dian)(dian)(dian)工(gong)協會(EIA)的(de)標準，是(shi)(shi)C0G(數(shu)(shu)字0，不(bu)是(shi)(shi)字母O，部分文件(jian)筆誤COG)或(huo)NP0(數(shu)(shu)字0，不(bu)是(shi)(shi)字母O，部分文件(jian)筆誤NPO)，以及中國標準CC系(xi)列(lie)等(deng)各類(lei)陶瓷介(jie)(jie)質(zhi)(zhi)(溫度系(xi)數(shu)(shu)為030ppm/)，極其穩定，溫度系(xi)數(shu)(shu)極低，不(bu)會出現老化(hua)現象和損耗因子。這(zhe)種(zhong)(zhong)介(jie)(jie)質(zhi)(zhi)非常(chang)適用(yong)于高頻(特別是(shi)(shi)用(yong)于工(gong)業高頻感應加熱(re)、高頻無線傳輸等(deng)應用(yong)的(de)高頻電(dian)(dian)(dian)力電(dian)(dian)(dian)容器)、超(chao)高頻以及對(dui)電(dian)(dian)(dian)容和穩定性(xing)有嚴(yan)格要求的(de)定時和振蕩(dang)電(dian)(dian)(dian)路的(de)工(gong)作環境。這(zhe)種(zhong)(zhong)介(jie)(jie)質(zhi)(zhi)電(dian)(dian)(dian)容的(de)缺點就是(shi)(shi)電(dian)(dian)(dian)容不(bu)能做得很大(因為介(jie)(jie)電(dian)(dian)(dian)系(xi)數(shu)(shu)比(bi)較小)。通常(chang)情況下，1206表貼C0G介(jie)(jie)質(zhi)(zhi)電(dian)(dian)(dian)容的(de)電(dian)(dian)(dian)容范圍為0.5pf至0.01f。宿(su)遷(qian)貼片電(dian)(dian)(dian)容價(jia)格

江(jiang)蘇(su)芯(xin)聲(sheng)微(wei)電(dian)(dian)子科(ke)技(ji)有(you)限(xian)公(gong)(gong)(gong)司一(yi)直專注于江(jiang)蘇(su)芯(xin)聲(sheng)微(wei)電(dian)(dian)子科(ke)技(ji)有(you)限(xian)公(gong)(gong)(gong)司主營電(dian)(dian)容(rong)(rong)、電(dian)(dian)感(gan)、電(dian)(dian)阻、其(qi)它(ta)電(dian)(dian)子元(yuan)器(qi)件(jian)，溫度補償型(NPO)MLCC，高(gao)介(jie)電(dian)(dian)常數型(X5R/X6S/X7R)MLCC，射頻(pin)(HQ)MLCC:此類介(jie)質材料的(de)(de)電(dian)(dian)容(rong)(rong)器(qi)使用的(de)(de)頻(pin)率較高(gao)，可(ke)達幾個GHz,個別(bie)品種能(neng)在(zai)(zai)10-20GHz范圍內(nei)使用。于高(gao)頻(pin)時的(de)(de)插損很(hen)小(xiao)，可(ke)保證信號(hao)輸出的(de)(de)線性度。，是一(yi)家電(dian)(dian)子元(yuan)器(qi)件(jian)的(de)(de)企業(ye)，擁有(you)自己的(de)(de)技(ji)術體系。目前我(wo)公(gong)(gong)(gong)司在(zai)(zai)職員工以(yi)(yi)90后為主，是一(yi)個有(you)活力(li)有(you)能(neng)力(li)有(you)創新(xin)精神的(de)(de)團(tuan)隊。公(gong)(gong)(gong)司以(yi)(yi)誠信為本，業(ye)務領(ling)域涵蓋電(dian)(dian)容(rong)(rong)，電(dian)(dian)感(gan)，電(dian)(dian)阻，其(qi)它(ta)電(dian)(dian)子元(yuan)器(qi)件(jian)，我(wo)們本著對客(ke)(ke)(ke)(ke)戶(hu)負責，對員工負責，更是對公(gong)(gong)(gong)司發展負責的(de)(de)態度，爭取(qu)做到讓每位客(ke)(ke)(ke)(ke)戶(hu)滿意。一(yi)直以(yi)(yi)來公(gong)(gong)(gong)司堅持以(yi)(yi)客(ke)(ke)(ke)(ke)戶(hu)為中心、電(dian)(dian)容(rong)(rong)，電(dian)(dian)感(gan)，電(dian)(dian)阻，其(qi)它(ta)電(dian)(dian)子元(yuan)器(qi)件(jian)市場為導向，重(zhong)信譽，保質量，想客(ke)(ke)(ke)(ke)戶(hu)之(zhi)所想，急(ji)用戶(hu)之(zhi)所急(ji)，全力(li)以(yi)(yi)赴(fu)滿足客(ke)(ke)(ke)(ke)戶(hu)的(de)(de)一(yi)切需要(yao)。

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