貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)標(biao)(biao)示(shi)方法(fa)(fa)(fa)隨(sui)著這(zhe)(zhe)(zhe)些年來(lai)(lai)(lai)集成電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路的(de)發(fa)展，片(pian)(pian)式電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)器在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路板上越(yue)來(lai)(lai)(lai)越(yue)受歡迎。貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)阻(zu)(zu)(zu)(zu)值(zhi)的(de)識別比色環簡單(dan)得多。它通過數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)方式將電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)器的(de)阻(zu)(zu)(zu)(zu)值(zhi)打印(yin)在其(qi)上。用數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)法(fa)(fa)(fa)表示(shi)貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)大(da)小的(de)方法(fa)(fa)(fa)有3種(zhong)。第(di)(di)(di)一(yi)(yi)種(zhong)是(shi)直(zhi)接標(biao)(biao)注數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)，一(yi)(yi)般是(shi)三(san)、四位數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)。例如，微(wei)貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)上標(biao)(biao)注“473”字(zi)(zi)(zi)樣，前兩個(ge)“47”為(wei)(wei)(wei)有效數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)，后面一(yi)(yi)個(ge)“3”表示(shi)小數(shu)(shu)(shu)(shu)點后零的(de)個(ge)數(shu)(shu)(shu)(shu)，也就(jiu)(jiu)是(shi)說，有后面三(san)個(ge)零，所以(yi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值(zhi)為(wei)(wei)(wei)47000歐姆(mu)(mu)(mu)，即(ji)47KΩ。第(di)(di)(di)二種(zhong)標(biao)(biao)記方法(fa)(fa)(fa)是(shi)數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)加(jia)字(zi)(zi)(zi)母(mu)加(jia)數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)，如5R6，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值(zhi)整(zheng)數(shu)(shu)(shu)(shu)為(wei)(wei)(wei)5，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值(zhi)小數(shu)(shu)(shu)(shu)值(zhi)為(wei)(wei)(wei)6，合起來(lai)(lai)(lai)就(jiu)(jiu)是(shi)5.6歐姆(mu)(mu)(mu)；第(di)(di)(di)三(san)種(zhong)標(biao)(biao)記方法(fa)(fa)(fa)是(shi)數(shu)(shu)(shu)(shu)字(zi)(zi)(zi)代碼加(jia)字(zi)(zi)(zi)母(mu)，例如微(wei)型(xing)貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)上標(biao)(biao)記“10C”，它標(biao)(biao)識的(de)不是(shi)10歐姆(mu)(mu)(mu)，而是(shi)12.4K歐姆(mu)(mu)(mu)，因為(wei)(wei)(wei)這(zhe)(zhe)(zhe)個(ge)“10”標(biao)(biao)識貼(tie)片(pian)(pian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)阻(zu)(zu)(zu)(zu)值(zhi)的(de)代碼，這(zhe)(zhe)(zhe)意味著有效值(zhi)為(wei)(wei)(wei)1.24歐姆(mu)(mu)(mu)；這(zhe)(zhe)(zhe)個(ge)“C”標(biao)(biao)識被乘數(shu)(shu)(shu)(shu)。所以(yi)加(jia)起來(lai)(lai)(lai)就(jiu)(jiu)是(shi)124X10^4=12400Ω。是(shi)一(yi)(yi)種(zhong)經濟實惠的(de)元件。肇慶貼(tie)片(pian)(pian)合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)哪家(jia)好

貼(tie)片合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)一般(ban)用(yong)(yong)于電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)充放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)管理、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)管理保(bao)護、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)量計應(ying)用(yong)(yong)中檢(jian)測電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)充放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)。 其原理是在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)充放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路中放(fang)置(zhi)一個采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)R。 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)流(liu)過(guo)采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)產生(sheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)差。 采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)兩(liang)端(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)經(jing)過(guo)RC濾波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路調整后(hou)進(jin)入AD采(cai)樣(yang)(yang)。 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)兩(liang)端(duan)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)差除以(yi)采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)。 獲取(qu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路的(de)充電(dian)(dian)(dian)(dian)(dian)(dian)(dian)和放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)。 采(cai)樣(yang)(yang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)值(zhi)通(tong)常比較(jiao)低，一般(ban)不超(chao)過(guo)1歐姆，如20毫歐，但精度較(jiao)高，一般(ban)在(zai)±1%以(yi)內(nei)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)封裝一般(ban)為0805或更大，以(yi)防止電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)因(yin)故(gu)障而(er)失效。 額定功率(lv)不足。番禺區貼(tie)片合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)報價貼(tie)片合金電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)的(de)應(ying)用(yong)(yong)廣。

相對(dui)于(yu)精(jing)(jing)密貼片(pian)合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)，普(pu)通貼片(pian)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)制(zhi)作材料(liao)主(zhu)要為(wei)碳(tan)膜電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)素和金(jin)屬(shu)膜電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)素等。它們(men)的(de)(de)(de)(de)(de)特點(dian)是(shi)(shi)制(zhi)作成本較低(di)，適(shi)(shi)用(yong)范圍廣，但相對(dui)精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)精(jing)(jing)度(du)(du)(du)要差一(yi)些(xie)。普(pu)通電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)原(yuan)理是(shi)(shi)基于(yu)碳(tan)膜或金(jin)屬(shu)膜的(de)(de)(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)材料(liao)，通過在導體(ti)表(biao)面(mian)(mian)形成一(yi)定厚度(du)(du)(du)的(de)(de)(de)(de)(de)薄膜來改變電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)值。而精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)則是(shi)(shi)通過合(he)(he)金(jin)材料(liao)的(de)(de)(de)(de)(de)特殊(shu)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)性(xing)(xing)(xing)質來實現。另外(wai)，普(pu)通電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)的(de)(de)(de)(de)(de)特點(dian)是(shi)(shi)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)值隨溫(wen)度(du)(du)(du)的(de)(de)(de)(de)(de)變化較大，而精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)則具有較小的(de)(de)(de)(de)(de)溫(wen)度(du)(du)(du)系(xi)數，溫(wen)度(du)(du)(du)穩定性(xing)(xing)(xing)較好。精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)更(geng)(geng)適(shi)(shi)合(he)(he)用(yong)于(yu)需(xu)要較高精(jing)(jing)度(du)(du)(du)的(de)(de)(de)(de)(de)儀器、測量設備(bei)中。總的(de)(de)(de)(de)(de)來說(shuo)，精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)和普(pu)通電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)在電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)材料(liao)、電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)原(yuan)理和精(jing)(jing)度(du)(du)(du)等方(fang)面(mian)(mian)有所不同。對(dui)于(yu)需(xu)要高精(jing)(jing)度(du)(du)(du)、溫(wen)度(du)(du)(du)穩定性(xing)(xing)(xing)好的(de)(de)(de)(de)(de)應(ying)用(yong)場合(he)(he)，精(jing)(jing)密合(he)(he)金(jin)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)是(shi)(shi)更(geng)(geng)好的(de)(de)(de)(de)(de)選(xuan)擇。而對(dui)于(yu)一(yi)般的(de)(de)(de)(de)(de)應(ying)用(yong)，普(pu)通電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)具有較低(di)的(de)(de)(de)(de)(de)制(zhi)作成本，適(shi)(shi)用(yong)性(xing)(xing)(xing)更(geng)(geng)廣

貼(tie)片電(dian)阻(zu)之貼(tie)片合(he)金電(dian)阻(zu)在(zai)(zai)各(ge)種(zhong)電(dian)子產品中經常可以看到一(yi)種(zhong)電(dian)阻(zu)。合(he)金電(dian)阻(zu)不(bu)同(tong)于(yu)(yu)普(pu)通(tong)電(dian)阻(zu)。它們使用不(bu)同(tong)的(de)(de)材料，因此(ci)在(zai)(zai)性(xing)能(neng)上(shang)存在(zai)(zai)一(yi)些(xie)差異。合(he)金電(dian)阻(zu)主(zhu)(zhu)要(yao)用于(yu)(yu)檢(jian)(jian)測電(dian)流，因此(ci)也被工程師稱(cheng)為電(dian)流檢(jian)(jian)測電(dian)阻(zu)、采(cai)樣電(dian)阻(zu)或電(dian)流采(cai)樣電(dian)阻(zu)等(deng)。合(he)金電(dian)阻(zu)的(de)(de)材料主(zhu)(zhu)要(yao)是(shi)銅(tong)(tong)合(he)金。每個(ge)制(zhi)造商在(zai)(zai)生產和研(yan)發過程中都有不(bu)同(tong)的(de)(de)材料比例。合(he)金的(de)(de)主(zhu)(zhu)要(yao)材料是(shi)銅(tong)(tong)。此(ci)外，其(qi)他材料已(yi)成為康銅(tong)(tong)、錳銅(tong)(tong)等(deng)輔(fu)助材料。其(qi)他輔(fu)助材料很多，但(dan)主(zhu)(zhu)要(yao)性(xing)能(neng)由合(he)金材料本身(shen)決定。主(zhu)(zhu)流合(he)金電(dian)阻(zu)為貼(tie)片式(shi)合(he)金電(dian)阻(zu)，其(qi)主(zhu)(zhu)要(yao)特(te)點(dian)是(shi)電(dian)阻(zu)值低、精度高(gao)(gao)、溫度系數低、抗沖擊(ji)電(dian)流、功率(lv)大等(deng)。貼(tie)片合(he)金電(dian)阻(zu)的(de)(de)可靠(kao)性(xing)較高(gao)(gao)。

電(dian)(dian)(dian)(dian)阻(zu)在電(dian)(dian)(dian)(dian)路中(zhong)的(de)(de)(de)作(zuo)用(yong)(yong)及原理： 1、原理：電(dian)(dian)(dian)(dian)阻(zu)器由(you)電(dian)(dian)(dian)(dian)阻(zu)體、骨(gu)架和(he)引(yin)出端三部分(fen)組(zu)成（實(shi)芯電(dian)(dian)(dian)(dian)阻(zu)器的(de)(de)(de)電(dian)(dian)(dian)(dian)阻(zu)體和(he)骨(gu)架合(he)二為一） ），并且(qie)只(zhi)有電(dian)(dian)(dian)(dian)阻(zu)體決定電(dian)(dian)(dian)(dian)阻(zu)值。 。 通常，電(dian)(dian)(dian)(dian)阻(zu)是根據(ju)歐(ou)姆定律(lv)定義的(de)(de)(de)，在電(dian)(dian)(dian)(dian)阻(zu)上加上恒(heng)定的(de)(de)(de)電(dian)(dian)(dian)(dian)壓(ya)(ya)會產生多少電(dian)(dian)(dian)(dian)流(liu)； 也可以(yi)用(yong)(yong)焦耳定律(lv)來定義，當電(dian)(dian)(dian)(dian)阻(zu)流(liu)過電(dian)(dian)(dian)(dian)流(liu)時，單位時間內會產生多少熱量。 2、限流(liu)：有時電(dian)(dian)(dian)(dian)路中(zhong)需要一組(zu)幾十mA的(de)(de)(de)電(dian)(dian)(dian)(dian)源，但電(dian)(dian)(dian)(dian)路中(zhong)其他地方不(bu)使用(yong)(yong)其電(dian)(dian)(dian)(dian)壓(ya)(ya)。 這(zhe)時不(bu)適(shi)合(he)單獨(du)使用(yong)(yong)一組(zu)DCDC或LDO，因(yin)為電(dian)(dian)(dian)(dian)流(liu)太(tai)小。 這(zhe)時可以(yi)采用(yong)(yong)齊納管穩(wen)壓(ya)(ya)電(dian)(dian)(dian)(dian)路。 3、分(fen)壓(ya)(ya)：ADC采樣電(dian)(dian)(dian)(dian)路、DCDC輸出電(dian)(dian)(dian)(dian)壓(ya)(ya)反饋、電(dian)(dian)(dian)(dian)平轉換(huan)等分(fen)壓(ya)(ya)。可以(yi)承受較(jiao)大的(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)負載。龍(long)崗(gang)區貼片(pian)合(he)金(jin)電(dian)(dian)(dian)(dian)阻(zu)

它具有(you)小巧(qiao)、高精度的特點。肇(zhao)慶貼片合金(jin)電阻哪家好(hao)

大(da)功率合(he)金(jin)電(dian)阻是(shi)(shi)指功率比常(chang)規高，一(yi)般是(shi)(shi)3W左右，貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻產(chan)品(pin)特性：額定功率高；散(san)熱(re)性能好；低阻值(zhi)和高精(jing)密度，深圳容發科技是(shi)(shi)一(yi)家專業一(yi)站式元器件配套商，公司(si)有大(da)毅(yi)貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻、旺詮貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻、國巨貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻、厚聲貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻、NCT貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻、華德貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻等(deng)品(pin)牌全系列產(chan)品(pin)，庫存(cun)現貨(huo)全，發貨(huo)快(kuai)，為了(le)滿足客戶日益對產(chan)品(pin)品(pin)質和產(chan)品(pin)性能上(shang)的需求(qiu)(qiu)，提(ti)供了(le)特殊貼(tie)(tie)片(pian)(pian)電(dian)阻定制服(fu)務，倘(tang)若有這部(bu)分需求(qiu)(qiu)的朋友，歡迎在(zai)線(xian)咨詢我們的QQ在(zai)線(xian)客服(fu)。肇(zhao)慶貼(tie)(tie)片(pian)(pian)合(he)金(jin)電(dian)阻哪家好

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