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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="hpom4e9" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600927734/3211135.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="f38iihx" 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>茂名微功耗霍爾元件,霍爾元件</p><p><span>***更新：</span>2020-11-21 03:06:44</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="ljnywcd" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無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="8rxo4rk" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="rz7wrny" class="box"><p><p> 電子剎把它一般指輕型車輛，如電動(dòng)汽車。剎把的效果就是當(dāng)剎車時(shí)，控制器檢測(cè)到剎車信號(hào)，不論在什么狀態(tài)下都斷開電機(jī)供電，分為：機(jī)械常開剎把，機(jī)械常閉剎把，電子常高剎把，電子常低剎把。電子制動(dòng)手柄為開關(guān)式霍爾元件，有3個(gè)引線：電源（赤色5V）、信號(hào)、接地（黑色）。當(dāng)不制動(dòng)時(shí)，輸出有凹凸兩種，所以稱為常高常低?，F(xiàn)在市場(chǎng)上一般運(yùn)用電子高剎把手柄。機(jī)械剎把的缺點(diǎn)是防水功能差，簡(jiǎn)單長(zhǎng)期攻擊和接觸，可靠性低，一般運(yùn)用一年多，但價(jià)格便宜；電子剎把具有杰出的防水功能，長(zhǎng)期運(yùn)用不會(huì)有不良的接觸現(xiàn)象，但價(jià)格稍高，剎把分為長(zhǎng)線（1200mm）和短線（450mm），并與不同類型的車輛匹配，茂名微功耗霍爾元件。電子剎把手柄電源電壓規(guī)模為(與電機(jī)霍爾電壓相同)。機(jī)械分閘和電子高閘能夠直接并聯(lián)（或門）作業(yè)，而機(jī)械閉閘能夠串聯(lián)（帶門）作業(yè)，電子低閘能夠與附加電路（電子開關(guān)電路）作業(yè)。我怎樣改動(dòng)剎車呢？首先，茂名微功耗霍爾元件，我們需求了解電子剎把手柄與機(jī)械剎把手柄之間的區(qū)別：電子剎把手柄的剎把開關(guān)由霍爾元件和磁鋼組成，其原理與無刷電機(jī)的霍爾相同，所有這些都是開關(guān)式的?；魻栐?jīng)過感應(yīng)磁鋼的方位角輸出凹凸級(jí)信號(hào)，如夾緊剎把手柄，霍爾元件和磁鋼方位精確對(duì)應(yīng)，輸出高電平信號(hào)。華芯霍爾元件，質(zhì)量霍爾元件，行業(yè)**霍爾元件，茂名微功耗霍爾元件，廠家直銷，質(zhì)量有保障。茂名微功耗霍爾元件</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名微功耗霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600927734/3211135.jpg"></div><p> 霍爾元件時(shí)使用注意事項(xiàng)1.霍爾是敏感器件，在使用過程以及存儲(chǔ)過程中應(yīng)注意采取靜電防護(hù)措施。2.適宜的電源電壓和負(fù)載電路及工作溫度是霍爾器件正常工作的先決條件，霍爾器件的供電電壓，負(fù)載電流及工作溫度不得超出規(guī)格書中多規(guī)定的范圍。3.所用工具，特別是焊接用的電烙鐵，必須嚴(yán)格接上地線，以保證電烙鐵不漏電，即電烙鐵的鐵皮是接地的，比較好選用低壓恒溫可調(diào)電烙鐵進(jìn)行焊接。4.所有設(shè)備都應(yīng)嚴(yán)格接地，并用檢電筆逐個(gè)查明確無漏電，才能開始工作。5.要求印制板及霍爾器件管腳嚴(yán)格經(jīng)過清潔處理，使它與焊錫有良好的浸潤(rùn)性。6.由于機(jī)械應(yīng)力會(huì)造成霍爾器件磁敏感度的漂移，在使用安裝中應(yīng)盡量減少施加到器件外殼和引線上的機(jī)械力，如管腳需要彎曲，請(qǐng)?jiān)诰嘁€根部3mm以外操作。7.將導(dǎo)線平行焊接在霍爾器件的引腳上，焊接時(shí)不能掰動(dòng)霍爾器件引腳。8.建議焊接溫度：電烙鐵焊接，建議溫度在350℃，**長(zhǎng)5秒；波峰焊：建議比較高溫度260℃，**長(zhǎng)3秒；紅外回流焊：建議比較高245℃，**長(zhǎng)10秒。9.焊點(diǎn)不得有毛刺，以避免將熱縮管刺破而導(dǎo)致短路燒壞霍爾器件。10.熱縮管必須套在霍爾器件的引腳根部，保證器件充分絕緣，比較好在熱縮管及引線的下面再鋪一層絕緣紙。惠州單極霍爾元件霍爾元件哪家好？無錫華芯霍爾元件是專業(yè)的霍爾元件生產(chǎn)廠家，提供市面上的霍爾元件選型配型。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名微功耗霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082100220273437/2540646.jpg"></div><p> 造成霍爾元件失效的常見原因有哪些？ </p> <p> 我們?cè)谑褂没魻栐倪^程中經(jīng)常會(huì)遇到霍爾工作了一段時(shí)間之后就停止工作的情況，這時(shí)，霍爾芯片可能是被損壞了，那是什么原因?qū)е碌哪兀靠梢詮囊韵聨讉€(gè)方面來入手分析檢測(cè)： </p> <p> 1.首先檢查外部電路，是否有虛焊漏焊的情況造成短路、斷路的現(xiàn)象。 </p> <p> 2.開關(guān)類的霍爾一般都需要外接一個(gè)上拉電阻才可以正常工作，檢查下電阻是否正常。 </p> <p> 3.單獨(dú)檢查下磁鐵，有些磁鐵存在時(shí)間過長(zhǎng)使磁鐵消磁，導(dǎo)致霍爾感應(yīng)不到，無法正常工作。（注：霍爾與磁鐵之間有阻隔也會(huì)減弱磁場(chǎng)） </p> <p> 4.是否超出了霍爾本身的溫度范圍，溫度過高會(huì)導(dǎo)致霍爾損壞，也會(huì)導(dǎo)致磁鐵消磁。 </p> <p> 5.檢查電壓、電流是否穩(wěn)定，是否在霍爾參數(shù)規(guī)定范圍內(nèi)，偏上限或下限會(huì)造成霍爾不穩(wěn)定，超出參數(shù)范圍會(huì)導(dǎo)致霍爾被瞬間擊穿造成損壞。 </p><p> 線性霍爾電路由霍爾元件、差分放大器和射極跟隨器組成。其輸入是磁感應(yīng)強(qiáng)度，輸出是和輸入量成正比的電壓。這類電路有很高的靈敏度和優(yōu)良的線性度，適用于各種磁場(chǎng)檢測(cè)。線性霍爾元件的特點(diǎn)：1、體積小、精確度高2、靈敏度高、線性度好3、溫度穩(wěn)定性好、可靠性高線性霍爾一些應(yīng)用領(lǐng)域：1、電流傳感器2、電源感應(yīng)、磁（偏）傳感應(yīng)用、黑色金屬探測(cè)器、接近傳感器、液**置傳感器。線性霍爾電路注意事項(xiàng)；1安裝時(shí)要盡量減少施加在電路外殼或引線上的機(jī)械應(yīng)力。2焊接溫度要低于260℃，時(shí)間小于5秒。3若以N極從背面接近霍爾電路，輸出電壓減小，S極從背面接近，輸出增加；若從正面接近，輸出狀態(tài)與從背面接近正好相反。線性霍爾效應(yīng)器件對(duì)電流檢測(cè)來說是理想的，可以精確的測(cè)量由幾毫安到幾千安培的電流值。電流通過導(dǎo)體將產(chǎn)生一個(gè)大約每。因?yàn)橐粋€(gè)霍爾器件的測(cè)量范圍是有限的，所以，需要配置檢測(cè)電路使被測(cè)量的電流強(qiáng)度范圍是在器件允許的范圍內(nèi)。我司的產(chǎn)品可替代目前市場(chǎng)上大部分allegro、honeywell、旭化成等霍爾產(chǎn)品。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="茂名微功耗霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600781250/8112737.jpg"></div><p> 如何判斷線性霍爾元件是否損壞？ </p> <p> 改變磁場(chǎng)的大小線性霍爾元件的好壞 </p> <p> 當(dāng)霍爾元件通電，輸出端與電壓表連接時(shí)，當(dāng)磁鐵從遠(yuǎn)到近接近線性霍爾元件時(shí)，線性霍爾元件的輸出電壓逐漸由小變大。這表明線性霍爾元件是好的。如果磁鐵從遠(yuǎn)到近逐漸接近線性霍爾元件，則線性霍爾元件的輸出電壓保持不變，表明線性霍爾元件具有相同的輸出電壓。線性霍爾元件已損壞。 </p> <p> 線性霍爾元件恒流源電流的改變來判斷線性霍爾元件的質(zhì)量 </p> <p> 當(dāng)線性霍爾元件恒流源的電流由零逐漸變?yōu)轭~定電流（不能超過線性霍爾元件的額定電流），線性霍爾元件的輸出電壓由小逐漸變大，說明線性霍爾元件性能良好。如果線性霍爾元件的恒流從零逐漸變?yōu)轭~定電流，則線性霍爾元件的電壓保持不變，表明線性霍爾元件已損壞。華芯霍爾元件好不好?一試您就知道!華芯霍爾元件歡迎試樣!**選樣,用事實(shí)說話,用數(shù)據(jù)證明.南京單極霍爾元件</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!茂名微功耗霍爾元件</p><p> 如何判斷單極開關(guān)型霍爾元件是否有損壞？ </p> <p> 比如說，單極開關(guān)霍爾元件為5V接通，輸出端子的輸出電阻為串聯(lián)。當(dāng)磁體遠(yuǎn)離開關(guān)霍爾元件時(shí)，開關(guān)霍爾元件的輸出電壓為高電平(5V)。當(dāng)磁體接近(通常為S極)單極霍爾開關(guān)元件時(shí)，開關(guān)霍爾元件的輸出電壓較低(約0.2V)，說明開關(guān)開型霍爾元件性能良好。如果霍爾開關(guān)的輸出電平保持不變，就無法識(shí)別磁鐵接近或離開霍爾開關(guān)，則霍爾開關(guān)損壞。單極霍爾元件起到的就是開關(guān)功能，通過感應(yīng)磁場(chǎng)靠近或者原理來輸出低電壓或者高電壓，如果電壓不變，這個(gè)霍爾就已經(jīng)被損壞了。茂名微功耗霍爾元件</p><p style="text-indent:25px">無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)分為霍爾元件，霍爾開關(guān)，霍爾傳感器，電機(jī)霍爾等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競(jìng)爭(zhēng)力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于電子元器件行業(yè)的發(fā)展。無錫華芯科技秉承“客戶為尊、服務(wù)為榮、創(chuàng)意為先、技術(shù)為實(shí)”的經(jīng)營(yíng)理念，全力打造公司的重點(diǎn)競(jìng)爭(zhēng)力。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2076619.html</p></div></div></div></div></div><div id="qtcigwx" class="page-right twoColRt"><div id="27evy2p" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="n2abu83" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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