合金(jin)電(dian)(dian)(dian)阻(zu)(zu)又稱電(dian)(dian)(dian)流采樣(yang)(yang)電(dian)(dian)(dian)阻(zu)(zu)，他的(de)連接方(fang)法是在反(fan)饋環路中(zhong)。電(dian)(dian)(dian)路中(zhong)一(yi)般串(chuan)聯采樣(yang)(yang)電(dian)(dian)(dian)阻(zu)(zu)，將電(dian)(dian)(dian)流信號轉換成(cheng)電(dian)(dian)(dian)壓(ya)信號進行(xing)采樣(yang)(yang)（R3、R5為采樣(yang)(yang)電(dian)(dian)(dian)阻(zu)(zu)）。如果(guo)輸出(chu)電(dian)(dian)(dian)壓(ya)過高，反(fan)饋電(dian)(dian)(dian)壓(ya)就會降低(di)(di)PWM輸出(chu)，從(cong)而降低(di)(di)輸出(chu)電(dian)(dian)(dian)壓(ya)。同(tong)樣(yang)(yang)，如果(guo)輸出(chu)電(dian)(dian)(dian)壓(ya)較低(di)(di)，反(fan)饋電(dian)(dian)(dian)壓(ya)將提(ti)高輸出(chu)電(dian)(dian)(dian)壓(ya)。采樣(yang)(yang)電(dian)(dian)(dian)阻(zu)(zu)材(cai)料(liao)：對(dui)于(yu)要求不太嚴格(ge)的(de)電(dian)(dian)(dian)路，可以使用(yong)普通電(dian)(dian)(dian)阻(zu)(zu)，但精度足夠了。有(you)插件電(dian)(dian)(dian)阻(zu)(zu)和貼片電(dian)(dian)(dian)阻(zu)(zu)。對(dui)于(yu)插入式(shi)電(dian)(dian)(dian)阻(zu)(zu)器來說，現(xian)在大部(bu)分都(dou)是錳(meng)(meng)銅(tong)材(cai)質(zhi)的(de)，也就是康銅(tong)材(cai)質(zhi)的(de)電(dian)(dian)(dian)阻(zu)(zu)器，錳(meng)(meng)銅(tong)材(cai)質(zhi)的(de)電(dian)(dian)(dian)阻(zu)(zu)器用(yong)于(yu)電(dian)(dian)(dian)磁(ci)爐(lu)中(zhong)的(de)采樣(yang)(yang)電(dian)(dian)(dian)阻(zu)(zu)。這種電(dian)(dian)(dian)阻(zu)(zu)可以承受大電(dian)(dian)(dian)流，并且可以在低(di)(di)溫下漂移(yi)。貼片合金(jin)電(dian)(dian)(dian)阻(zu)(zu)的(de)阻(zu)(zu)值范圍(wei)也很廣。惠州國巨貼片合金(jin)電(dian)(dian)(dian)阻(zu)(zu)代理

相對于(yu)精(jing)(jing)(jing)密貼(tie)片(pian)合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)，普通(tong)(tong)(tong)貼(tie)片(pian)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的(de)制作材(cai)(cai)(cai)料(liao)主要(yao)(yao)為碳(tan)膜電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)素和金(jin)(jin)(jin)屬膜電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)素等(deng)。它(ta)們的(de)特(te)(te)點是(shi)(shi)制作成(cheng)本較(jiao)(jiao)(jiao)低，適用范圍(wei)廣，但相對精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的(de)精(jing)(jing)(jing)度(du)(du)要(yao)(yao)差一(yi)些。普通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的(de)原(yuan)理(li)(li)是(shi)(shi)基于(yu)碳(tan)膜或金(jin)(jin)(jin)屬膜的(de)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)材(cai)(cai)(cai)料(liao)，通(tong)(tong)(tong)過在(zai)(zai)導體表面形(xing)成(cheng)一(yi)定(ding)厚度(du)(du)的(de)薄膜來(lai)(lai)改變(bian)(bian)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值。而(er)(er)精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)則是(shi)(shi)通(tong)(tong)(tong)過合(he)(he)金(jin)(jin)(jin)材(cai)(cai)(cai)料(liao)的(de)特(te)(te)殊電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)性質來(lai)(lai)實現(xian)。另外，普通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的(de)特(te)(te)點是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值隨溫(wen)度(du)(du)的(de)變(bian)(bian)化較(jiao)(jiao)(jiao)大(da)，而(er)(er)精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)則具有較(jiao)(jiao)(jiao)小的(de)溫(wen)度(du)(du)系數，溫(wen)度(du)(du)穩(wen)定(ding)性較(jiao)(jiao)(jiao)好(hao)。精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)更(geng)適合(he)(he)用于(yu)需要(yao)(yao)較(jiao)(jiao)(jiao)高精(jing)(jing)(jing)度(du)(du)的(de)儀器、測量設備中。總的(de)來(lai)(lai)說，精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)和普通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)材(cai)(cai)(cai)料(liao)、電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)原(yuan)理(li)(li)和精(jing)(jing)(jing)度(du)(du)等(deng)方面有所(suo)不同(tong)。對于(yu)需要(yao)(yao)高精(jing)(jing)(jing)度(du)(du)、溫(wen)度(du)(du)穩(wen)定(ding)性好(hao)的(de)應用場合(he)(he)，精(jing)(jing)(jing)密合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)是(shi)(shi)更(geng)好(hao)的(de)選擇。而(er)(er)對于(yu)一(yi)般的(de)應用，普通(tong)(tong)(tong)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)具有較(jiao)(jiao)(jiao)低的(de)制作成(cheng)本，適用性更(geng)廣光頡貼(tie)片(pian)合(he)(he)金(jin)(jin)(jin)電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)貿(mao)易它(ta)可以保持較(jiao)(jiao)(jiao)穩(wen)定(ding)的(de)阻(zu)(zu)(zu)(zu)值隨溫(wen)度(du)(du)變(bian)(bian)化。

我們(men)都知道貼片(pian)(pian)(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)、貼片(pian)(pian)(pian)合(he)(he)金電(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)(de)應用(yong)(yong)范圍很(hen)廣，所以(yi)電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)也根據不(bu)同(tong)的(de)(de)(de)應用(yong)(yong)領域和(he)(he)要(yao)求分為很(hen)多不(bu)同(tong)的(de)(de)(de)類(lei)型。電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)可以(yi)分為插(cha)(cha)件(jian)電(dian)(dian)(dian)阻(zu)(zu)(zu)和(he)(he)貼片(pian)(pian)(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)，當然這是根據外(wai)觀來區(qu)分的(de)(de)(de)，因為兩者有著(zhu)本質(zhi)的(de)(de)(de)區(qu)別，因而(er)插(cha)(cha)件(jian)電(dian)(dian)(dian)阻(zu)(zu)(zu)和(he)(he)貼片(pian)(pian)(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)還是很(hen)好(hao)區(qu)分的(de)(de)(de)，貼片(pian)(pian)(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)體積小(xiao)，重量(liang)輕，容易保存和(he)(he)郵寄(ji)，貼片(pian)(pian)(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)比插(cha)(cha)件(jian)電(dian)(dian)(dian)阻(zu)(zu)(zu)容易焊接(jie)和(he)(he)拆(chai)卸，電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)的(de)(de)(de)穩(wen)定性和(he)(he)可靠性，插(cha)(cha)件(jian)電(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)(de)體積要(yao)大很(hen)多，所用(yong)(yong)的(de)(de)(de)材料會增加，插(cha)(cha)件(jian)電(dian)(dian)(dian)阻(zu)(zu)(zu)也不(bu)適合(he)(he)大規模的(de)(de)(de)生產和(he)(he)封裝。SMD電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)的(de)(de)(de)尺寸相對較(jiao)(jiao)小(xiao)，可以(yi)用(yong)(yong)于一(yi)些(xie)較(jiao)(jiao)小(xiao)的(de)(de)(de)產品。插(cha)(cha)入式電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)元件(jian)較(jiao)(jiao)大，適合(he)(he)在較(jiao)(jiao)大的(de)(de)(de)產品中使用(yong)(yong)。插(cha)(cha)入式電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)比貼片(pian)(pian)(pian)式電(dian)(dian)(dian)阻(zu)(zu)(zu)器(qi)(qi)具有更穩(wen)定的(de)(de)(de)性能，適用(yong)(yong)于一(yi)些(xie)惡劣環(huan)境下(xia)的(de)(de)(de)工作。

貼片(pian)合(he)金(jin)電(dian)(dian)阻(zu)(zu)有(you)什么封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)，要(yao)先說貼片(pian)電(dian)(dian)阻(zu)(zu)封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)有(you)多少中目(mu)前(qian)常用的(de)貼片(pian)電(dian)(dian)阻(zu)(zu)有(you)01005封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、0201封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、0402封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、0603封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、0805封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、1206封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、1210封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、1812封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、2010封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、2512封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)等10種貼片(pian)封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)，貼片(pian)電(dian)(dian)阻(zu)(zu)的(de)尺寸用兩種不(bu)同(tong)的(de)代(dai)(dai)號表(biao)(biao)示。EIA（美國電(dian)(dian)子(zi)工業協(xie)會）代(dai)(dai)碼是(shi)(shi)一種片(pian)式(shi)電(dian)(dian)阻(zu)(zu)器(qi)規(gui)格代(dai)(dai)碼，另一種片(pian)式(shi)電(dian)(dian)阻(zu)(zu)器(qi)規(gui)格代(dai)(dai)碼的(de)前(qian)兩位(wei)(wei)(wei)和后兩位(wei)(wei)(wei)數字(zi)表(biao)(biao)示電(dian)(dian)阻(zu)(zu)器(qi)的(de)長(chang)度(du)(du)和寬度(du)(du)，單(dan)位(wei)(wei)(wei)為英寸。例如：0603，我們通常所(suo)說的(de)封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)是(shi)(shi)指英制編碼。另外，1608是(shi)(shi)公制代(dai)(dai)碼，也有(you)4位(wei)(wei)(wei)數字(zi)的(de)表(biao)(biao)示形式(shi)。單(dan)位(wei)(wei)(wei)是(shi)(shi)mm，表(biao)(biao)示貼片(pian)電(dian)(dian)阻(zu)(zu)。隨著科技進步(bu)，更小尺寸的(de)貼片(pian)元件已(yi)經問世，相信不(bu)久將來(lai)會有(you)更多產品應用上。那么合(he)金(jin)電(dian)(dian)阻(zu)(zu)目(mu)前(qian)常用的(de)有(you)1206封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、1210封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)、2512封(feng)(feng)(feng)(feng)(feng)裝(zhuang)(zhuang)(zhuang)

4527封裝常見的(de)有手工焊接和自動焊接。

貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)：高精度、小(xiao)尺(chi)寸(cun)的(de)(de)(de)(de)(de)電(dian)子元(yuan)(yuan)件(jian)貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)是現代電(dian)子設備(bei)中(zhong)不可或缺(que)的(de)(de)(de)(de)(de)重(zhong)要(yao)元(yuan)(yuan)件(jian)之一。它(ta)以其高精度、小(xiao)尺(chi)寸(cun)和(he)穩定(ding)性而備(bei)受(shou)推(tui)崇(chong)，成為(wei)電(dian)子行業(ye)中(zhong)的(de)(de)(de)(de)(de)明星產(chan)品。本(ben)文將為(wei)您詳細介(jie)紹貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)規格、特點(dian)和(he)應用領域，讓您對(dui)這款(kuan)電(dian)子元(yuan)(yuan)件(jian)有(you)更深入的(de)(de)(de)(de)(de)了解。貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)規格多(duo)(duo)種(zhong)多(duo)(duo)樣(yang)，常見的(de)(de)(de)(de)(de)有(you)0201封(feng)裝、0402封(feng)裝、060封(feng)裝3、0805封(feng)裝、1206封(feng)裝。其中(zhong)，數字是尺(chi)寸(cun)的(de)(de)(de)(de)(de)長寬比例，例如0201表示長寬比為(wei)2:1，而0402則為(wei)4:2。這些尺(chi)寸(cun)的(de)(de)(de)(de)(de)選擇取決(jue)于電(dian)路(lu)板(ban)的(de)(de)(de)(de)(de)設計要(yao)求和(he)空間限制。此(ci)(ci)外，貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)阻(zu)(zu)(zu)(zu)值范(fan)圍(wei)也非(fei)常多(duo)(duo)，從(cong)幾個(ge)歐姆(mu)到幾兆歐姆(mu)不等。不同的(de)(de)(de)(de)(de)應用場景需要(yao)不同的(de)(de)(de)(de)(de)阻(zu)(zu)(zu)(zu)值范(fan)圍(wei)，因此(ci)(ci)供(gong)應商通常提供(gong)多(duo)(duo)種(zhong)規格的(de)(de)(de)(de)(de)貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)以滿足客(ke)戶的(de)(de)(de)(de)(de)需求。貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)可靠性較(jiao)高。中(zhong)山貼(tie)(tie)(tie)片(pian)(pian)(pian)合(he)(he)(he)(he)金(jin)(jin)(jin)(jin)電(dian)阻(zu)(zu)(zu)(zu)批(pi)發價格

它具有小巧、高精度的特點。惠(hui)州(zhou)國巨貼片合金電阻代理

貼(tie)片電(dian)(dian)(dian)阻(zu)(zu)(zu)之(zhi)貼(tie)片合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)在(zai)(zai)各種電(dian)(dian)(dian)子產品中(zhong)經常(chang)可以看到一種電(dian)(dian)(dian)阻(zu)(zu)(zu)。合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)不同于(yu)(yu)普通(tong)電(dian)(dian)(dian)阻(zu)(zu)(zu)。它(ta)們使用(yong)不同的(de)(de)(de)材(cai)(cai)(cai)(cai)料(liao)(liao)，因(yin)此(ci)在(zai)(zai)性能(neng)上存(cun)在(zai)(zai)一些差異。合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)主(zhu)要(yao)用(yong)于(yu)(yu)檢測(ce)電(dian)(dian)(dian)流(liu)，因(yin)此(ci)也(ye)被工程(cheng)師稱(cheng)為電(dian)(dian)(dian)流(liu)檢測(ce)電(dian)(dian)(dian)阻(zu)(zu)(zu)、采樣(yang)電(dian)(dian)(dian)阻(zu)(zu)(zu)或電(dian)(dian)(dian)流(liu)采樣(yang)電(dian)(dian)(dian)阻(zu)(zu)(zu)等(deng)。合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)的(de)(de)(de)材(cai)(cai)(cai)(cai)料(liao)(liao)主(zhu)要(yao)是(shi)(shi)銅(tong)合(he)(he)(he)金(jin)(jin)。每個制造商在(zai)(zai)生產和研發(fa)過程(cheng)中(zhong)都有(you)不同的(de)(de)(de)材(cai)(cai)(cai)(cai)料(liao)(liao)比(bi)例。合(he)(he)(he)金(jin)(jin)的(de)(de)(de)主(zhu)要(yao)材(cai)(cai)(cai)(cai)料(liao)(liao)是(shi)(shi)銅(tong)。此(ci)外，其(qi)(qi)他(ta)材(cai)(cai)(cai)(cai)料(liao)(liao)已成為康銅(tong)、錳(meng)銅(tong)等(deng)輔(fu)助(zhu)材(cai)(cai)(cai)(cai)料(liao)(liao)。其(qi)(qi)他(ta)輔(fu)助(zhu)材(cai)(cai)(cai)(cai)料(liao)(liao)很多(duo)，但主(zhu)要(yao)性能(neng)由(you)合(he)(he)(he)金(jin)(jin)材(cai)(cai)(cai)(cai)料(liao)(liao)本身(shen)決定。主(zhu)流(liu)合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)為貼(tie)片式(shi)合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)，其(qi)(qi)主(zhu)要(yao)特點是(shi)(shi)電(dian)(dian)(dian)阻(zu)(zu)(zu)值低、精(jing)度(du)高、溫度(du)系數低、抗沖(chong)擊(ji)電(dian)(dian)(dian)流(liu)、功率大(da)等(deng)。惠(hui)州國巨(ju)貼(tie)片合(he)(he)(he)金(jin)(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)代(dai)理

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