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id="uowuaok" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>中山電機(jī)霍爾開關(guān),霍爾開關(guān)</p><p><span>***更新：</span>2020-09-21 04:05:22</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="k8c80g8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無(wú)錫華芯晟科技有限公司</a></p><p><span>聯(lián)系人：</span>江經(jīng)理</p><p><span>郵箱: </span>wxhxkj@126.com</p><p><span>電話: </span>15995280887</p><p><span>傳真: </span>0510_88530068</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0510-88530068</p><p><span>地址: </span>安鎮(zhèn)街道丹山路88號(hào)錫東創(chuàng)融大廈C座603</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="kymkqca" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="a8oamym" class="box"><p><p> 8、霍爾不等位電勢(shì)（又稱霍爾偏移零點(diǎn)） </p> <p> 在沒(méi)有外加磁場(chǎng)和霍爾激勵(lì)電流為I的情況下，中山電機(jī)霍爾開關(guān)，在輸出端空載測(cè)得的霍爾電勢(shì)差稱為不等位電勢(shì)。 </p> <p> 9、霍爾輸出電壓 </p> <p> 在外加磁場(chǎng)和霍爾激勵(lì)電流為I的情況下，在輸出端空載測(cè)得的霍爾電勢(shì)差稱為霍爾輸出電壓。 </p> <p> 10、霍爾電壓輸出比率 </p> <p> 霍爾不等位電勢(shì)與霍爾輸出電勢(shì)的比率。 </p> <p> 11、霍爾寄生直流電勢(shì) </p> <p> 在外加磁場(chǎng)為零、霍爾元件用交流激勵(lì)時(shí)，霍爾電極輸出除了交流不等位電勢(shì)外，還有一直流電勢(shì)，稱寄生直流電勢(shì)。 </p> <p> 12、霍爾不等位電勢(shì) </p> <p> 在沒(méi)有外加磁場(chǎng)和霍爾激勵(lì)電流為I的情況下，環(huán)境溫度每變化1℃時(shí)，不等位電勢(shì)的相對(duì)變化率。 </p> <p> 13、霍爾電勢(shì)溫度系數(shù) </p> <p> 在外加磁場(chǎng)和霍爾激勵(lì)電流為I的情況下，環(huán)境溫度每變化1℃時(shí)，不等位電勢(shì)的相對(duì)變化率。它同時(shí)也是霍爾系數(shù)的溫度系數(shù)。 </p> <p> 14、熱阻Rth </p> <p> 霍爾元件工作時(shí)功耗每增加1W，霍爾元件升高的溫度值稱為它的熱阻，中山電機(jī)霍爾開關(guān)，它反映了元件散熱的難易程度。中國(guó)霍爾質(zhì)量供應(yīng)商,選霍爾,找華芯，中山電機(jī)霍爾開關(guān)!華芯十六年專業(yè)做霍爾,精度高,一致性好,靈敏度高,可替代各大進(jìn)口品牌。中山電機(jī)霍爾開關(guān)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中山電機(jī)霍爾開關(guān),霍爾開關(guān)" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637128651997978516/8898302.jpg"></div><p> 霍爾線性器件線性霍爾開關(guān)是一種模擬信號(hào)輸出的磁傳感器，輸出電壓隨輸入的磁力密度線性變化。 </p> <p> 線性霍爾效應(yīng)傳感器 IC 的電壓輸出會(huì)精確測(cè)量磁通密度的變化。在靜態(tài)（無(wú)磁場(chǎng)）時(shí)，從理論上講，輸出應(yīng)等于在工作電壓及工作溫度范圍內(nèi)的電源電壓的一半。增加南極磁場(chǎng)將增加來(lái)自其靜態(tài)電壓的電壓。相反，增加北極磁場(chǎng)將增加來(lái)自其靜態(tài)電壓的電壓。這些部件可測(cè)量電流的角、接近性、運(yùn)動(dòng)及磁通量。它們能夠以磁力驅(qū)動(dòng)的方式反映機(jī)械事件。中山電機(jī)霍爾開關(guān)霍爾元件新春大促中~華芯質(zhì)量霍爾元件，多年行業(yè)好評(píng)，質(zhì)量好，價(jià)格優(yōu)，長(zhǎng)期與多加**企業(yè)合作。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中山電機(jī)霍爾開關(guān),霍爾開關(guān)" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637128652007578125/896127.jpg"></div><p style="text-indent:25px">霍爾元件是一種依據(jù)霍爾效應(yīng)的磁傳感器,已展開成一個(gè)品種多樣的磁傳感器產(chǎn)品族，并且已得到比較多的運(yùn)用?；魻柧€性器材的優(yōu)點(diǎn)是精度高、線性度好；霍爾開關(guān)器材的特性是無(wú)磨損、無(wú)觸點(diǎn)、輸出波形清楚、無(wú)回跳、無(wú)哆嗦、方位重復(fù)精度高（可達(dá)μm 級(jí)）。采用了各種保護(hù)措施和補(bǔ)償?shù)幕魻柶鞑牡墓ぷ鳒囟纫?guī)劃寬，比較低－55℃比較高可達(dá)150℃。霍爾元件是現(xiàn)***活中不可或缺的，我們?nèi)兆又泻芏鄸|西都用著霍爾元件?，F(xiàn)在人們生活中轎車上比較多使用的霍爾器材有：里程表和轎車速度表、各種用電負(fù)載的作業(yè)狀況診斷及電流檢測(cè)。曲軸視點(diǎn)傳感器及發(fā)動(dòng)機(jī)轉(zhuǎn)速、各種類型的開關(guān)等等。由于霍爾元件主要用在傳感器這塊，現(xiàn)在傳感器的使用基本都是霍爾效應(yīng)的連鎖使用。比如說(shuō)，在轎車開關(guān)電路上安裝了一個(gè)功率霍爾電路，具有按捺電磁攪擾的效果。許多人都知道，轎車的自動(dòng)化程度越高，微電子電路越多，就越怕電磁攪擾。而在轎車上有許多電器材和燈具，尤其是功率較大的雨刮器電機(jī)、空調(diào)電機(jī)和前照燈，在開關(guān)時(shí)會(huì)發(fā)生浪涌電流，發(fā)生較大的電磁攪擾信號(hào)。選用功率霍爾開關(guān)電路能夠減小這些現(xiàn)象。霍爾元件的發(fā)現(xiàn)及使用為我們的日子帶來(lái)了極大的便利。</p><p> 1、霍爾系數(shù)RH（又稱霍爾常數(shù)）在磁場(chǎng)不太強(qiáng)時(shí)，霍爾電勢(shì)差UH與激勵(lì)電流I和磁感應(yīng)強(qiáng)度B的乘積成正比，與霍爾片的厚度δ成反比，即，式中的RH稱為霍爾系數(shù)，它表示霍爾效應(yīng)的強(qiáng)弱。另即霍爾常數(shù)等于霍爾片材料的電阻率ρ與電子遷移率μ的乘積。2、霍爾靈敏度KH（又稱霍爾乘積靈敏度）霍爾靈敏度與霍爾系數(shù)成正比而與霍爾片的厚度δ成反比，即，它通?？梢员碚骰魻柍?shù)。3、霍爾額定激勵(lì)電流當(dāng)霍爾元件自身溫升10℃時(shí)所流過(guò)的激勵(lì)電流稱為額定激勵(lì)電流。4、霍爾比較大允許激勵(lì)電流以霍爾元件允許比較大溫升為限制所對(duì)應(yīng)的激勵(lì)電流稱為比較大允許激勵(lì)電流。5、霍爾輸入電阻霍爾激勵(lì)電極間的電阻值稱為輸入電阻。6、霍爾輸出電阻霍爾輸出電極間的電阻值稱為輸出電阻。7、霍爾元件的電阻溫度系數(shù)在不施加磁場(chǎng)的條件下，環(huán)境溫度每變化1℃時(shí)，電阻的相對(duì)變化率，用α表示，單位為%/℃。華芯16年專業(yè)做線性霍爾元件量大從優(yōu)!霍爾元件抗應(yīng)力,無(wú)抖動(dòng),一致性好,可替代進(jìn)口產(chǎn)品。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="中山電機(jī)霍爾開關(guān),霍爾開關(guān)" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637128652006044922/7940759.jpg"></div><p> 霍爾元件可用多種半導(dǎo)體材料制作，如Ge、Si、InSb、GaAs、InAs、InAsP以及多層半導(dǎo)體異質(zhì)結(jié)構(gòu)量子阱材料等等。 </p> <p> 半導(dǎo)體中電子遷移率（電子定向運(yùn)動(dòng)的平均速度）比空穴遷移率高，因此N型半導(dǎo)體較適合于制造靈敏度高的霍爾元件霍爾元件。 </p> <p> 常用的半導(dǎo)體材料N型硅、N型鍺、銻化銦、砷化銦和不同比例亞砷酸銦和磷酸銦組成的In型固溶體等。 </p> <p> 其中N型鍺容易加工，其霍爾常數(shù)、溫度性能、輸出線性都較好，應(yīng)用非常普遍銻化銦元件由于在高溫時(shí)霍爾常數(shù)大，所以輸出較大，但對(duì)溫度**敏感，尤其在低溫范圍內(nèi)溫度系數(shù)大；砷化銦的霍爾常數(shù)較小，溫度系數(shù)也較小，輸出線性好；砷化鎵的溫度特性和輸出線性好，是較理想的材料，但價(jià)格較貴。不同材料適用于不同場(chǎng)合，銻化銦適用于作為敏感元件，鍺和砷化銦霍爾元件適用于測(cè)量指示儀表。 </p> <p> <br /> 華芯霍爾元件，質(zhì)量霍爾元件，行業(yè)**霍爾元件，廠家直銷，質(zhì)量有保障。中山電機(jī)霍爾開關(guān)</p><p style="text-indent:25px">霍爾哪家好,霍爾集成電路,買霍爾元件還是選華芯晟!中山電機(jī)霍爾開關(guān)</p><p style="text-indent:25px">電子元器件自主可控是指在研發(fā)、生產(chǎn)和保證等環(huán)節(jié)，主要依靠國(guó)內(nèi)科研生產(chǎn)力量，在預(yù)期和操控范圍內(nèi)，滿足信息系統(tǒng)建設(shè)和信息化發(fā)展需要的能力。電子元器件關(guān)鍵技術(shù)及應(yīng)用，對(duì)電子產(chǎn)品和信息系統(tǒng)的功能性能影響至關(guān)重要，涉及到工藝、合物半導(dǎo)體、微納系統(tǒng)芯片集成、器件驗(yàn)證、可靠性等。為進(jìn)一步推動(dòng)我國(guó)霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾的產(chǎn)業(yè)發(fā)展，促進(jìn)新型霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾的技術(shù)進(jìn)步與應(yīng)用水平提高，在 5G 商用爆發(fā)前夕，2019 中國(guó) 5G 霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾重點(diǎn)展示關(guān)鍵元器件及設(shè)備，旨在助力霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾行業(yè)把握發(fā)展機(jī)遇，實(shí)現(xiàn)跨越發(fā)展。根據(jù)近幾年的數(shù)據(jù)顯示，中國(guó)已然成為世界極大的電子元器件市場(chǎng)，每年的進(jìn)口額高達(dá)2300多億美元，超過(guò)石油進(jìn)口金額。但是**根本的痛點(diǎn)仍然沒(méi)有得到解決——眾多的有限責(zé)任公司企業(yè)，資歷不深缺少金錢，缺乏人才，渠道和供應(yīng)鏈也是缺少，而其中困惱還是忠實(shí)用戶的數(shù)量。電子元器件銷售是聯(lián)結(jié)上下游供求必不可少的紐帶，目前電子元器件企業(yè)商已承擔(dān)了終端應(yīng)用中的大量技術(shù)服務(wù)需求，保證了原廠產(chǎn)品在終端的應(yīng)用，提高了產(chǎn)業(yè)鏈的整體效率和價(jià)值。電子元器件行業(yè)規(guī)模不斷增長(zhǎng)，國(guó)內(nèi)市場(chǎng)表現(xiàn)優(yōu)于國(guó)際市場(chǎng)，多個(gè)下**業(yè)的應(yīng)用前景明朗，電子元器件行業(yè)具備廣闊的發(fā)展空間和增長(zhǎng)潛力。中山電機(jī)霍爾開關(guān)</p><p style="text-indent:25px">無(wú)錫華芯晟科技有限公司致力于電子元器件，是一家生產(chǎn)型公司。公司業(yè)務(wù)涵蓋霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾等，價(jià)格合理，品質(zhì)有保證。公司從事電子元器件多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br 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