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src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600771484/414069.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="33vlc7h" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600771484/414069.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="x2a3lwy" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>河源單極霍爾元件價格,霍爾元件</p><p><span>***更新：</span>2020-11-03 03:07:22</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="zarog2m" 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: </span>0510-88530068</p><p><span>地址: </span>安鎮(zhèn)街道丹山路88號錫東創(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="mbh888j" class="page-proshow02"><p class="title">詳細說明</p><div id="3a2qnur" class="box"><p><p> HX41F-N，霍爾效應(yīng)傳感器，設(shè)計用于無刷直流電動機應(yīng)用的電子換向。該器件包括一個用于磁感應(yīng)的片上霍爾電壓發(fā)生器，一個放大霍爾電壓的比較器以及一個施密特觸發(fā)器，以提供開關(guān)滯后以控制噪聲，并提供集電極開路輸出。內(nèi)部帶隙調(diào)節(jié)器用于為內(nèi)部電路提供溫度補償?shù)碾娫措妷?，并允許較寬的工作電源范圍。除磁性開關(guān)點外，該設(shè)備完全相同。該器件在單個硅芯片上包括一個穩(wěn)壓器，霍爾電壓發(fā)生器，河源單極霍爾元件價格，小信號放大器，斬波穩(wěn)定器，施密特觸發(fā)器，集電極開路輸出，可吸收高達25mA的電流。足夠強度的南極將打開輸出。需要北極以關(guān)閉輸出。板載穩(wěn)壓器允許在。軟件包類型為無鹵素版本，河源單極霍爾元件價格，已通過第三方機構(gòu)的驗證。特點和優(yōu)點溫度補償。寬電壓范圍。電源引腳上的反向偏置保護。125℃測試通過，河源單極霍爾元件價格。我司擁有世界前列霍爾元件研發(fā)設(shè)計能力,與多家**科學(xué)研究院建立合作關(guān)系。河源單極霍爾元件價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河源單極霍爾元件價格,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600771484/414069.jpg"></div><p> 線性霍爾元件的內(nèi)部構(gòu)造和工作原理 </p> <p> 線性型霍爾元件的內(nèi)部構(gòu)成主要包括：穩(wěn)壓電路、線性霍爾元件、運算放大器三大部分。其輸入是磁感應(yīng)強度，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，適用于各種磁場檢測。線性霍爾元件會根據(jù)磁場的強弱觸發(fā)出拋物線式的行程，比如電動車的加速把就是用線性霍爾元件，可以根據(jù)磁場的變化使速度從0加到比較大，但是磁場強度超過某區(qū)間比較高點時，速度始終保持不變。線性霍爾還可用于磁場檢測和電流檢測。廣州雙極霍爾元件質(zhì)量霍爾元件盡在華芯--十六年專業(yè)做霍爾華芯專業(yè)大量提供霍爾元件批發(fā),量大采購有優(yōu)惠!</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河源單極霍爾元件價格,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082100220751953/8559265.jpg"></div><p> 霍爾元件怎么使用？ </p> <p> 霍爾器件是一種對磁場強度起反應(yīng)的小型器件，只要它附近的磁場有變化它就有反應(yīng)并輸出相應(yīng)的電壓或脈沖電壓（開關(guān)型霍爾器件）。 </p> <p> 在用霍爾傳感器測量直流電動機的轉(zhuǎn)速時，將一個小磁鐵塊固定在電機的轉(zhuǎn)子上，將霍爾傳感器（開關(guān)型）靠近小磁鐵附近，當(dāng)電機轉(zhuǎn)動以后，磁鐵會以一定的周期靠近傳感器一次，這樣霍爾傳感器將輸出一個低電平，當(dāng)小磁鐵遠離傳感器時，傳感器輸出一個高電平。將這個脈沖送到單片機內(nèi)部定時器，計算出脈沖一個周期的時間，就可以算出電機的轉(zhuǎn)速。 </p><p> 造成霍爾元件失效的常見原因有哪些？ </p> <p> 我們在使用霍爾元件的過程中經(jīng)常會遇到霍爾工作了一段時間之后就停止工作的情況，這時，霍爾芯片可能是被損壞了，那是什么原因?qū)е碌哪?？可以從以下幾個方面來入手分析檢測： </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.單獨檢查下磁鐵，有些磁鐵存在時間過長使磁鐵消磁，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減弱磁場） </p> <p> 4.是否超出了霍爾本身的溫度范圍，溫度過高會導(dǎo)致霍爾損壞，也會導(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)，偏上限或下限會造成霍爾不穩(wěn)定，超出參數(shù)范圍會導(dǎo)致霍爾被瞬間擊穿造成損壞。華芯多年專業(yè)做霍爾,大品牌值得信賴,精選各類霍爾元件,好評如潮,庫存充足!霍爾元件一站搞定,價格優(yōu)惠!</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河源單極霍爾元件價格,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082100220634765/2001087.jpg"></div><p> HX6474霍爾效應(yīng)開關(guān)是一個溫度穩(wěn)定，優(yōu)越的高溫性能是可能通過動態(tài)抵消利用斬波穩(wěn)定。HX6474在單片硅片上包括：電壓調(diào)節(jié)器、霍爾電壓發(fā)生器、小信號放大器、斬波穩(wěn)定器、施密特觸發(fā)器和開路漏輸出。高級DMOS晶片加工是利用低電壓要求，元件匹配，非常低的輸入-偏移誤差，和小的元件幾何形狀。這個裝置需要有全極性磁場才能工作。HX6474在環(huán)境溫度-40℃和E溫度范圍85℃之間工作。K溫度范圍為-40℃~125℃?？捎玫膬煞N包樣式提供了。大多數(shù)應(yīng)用程序的優(yōu)化解決方案。軟件包類型也是如此，SOT-23是一種小型的低剖面表面貼裝包，而ua包則是一種三引線超小型的、適用于通孔。包類型是在一個無鹵版本，已由第三方實驗室驗證。特點和優(yōu)點：DMOS霍爾IC技術(shù)。操作范圍從。歐姆尼極，輸出開關(guān)的磁值為北極或南極從磁鐵。電源銷反向偏置保護。高靈敏度的蘆葦開關(guān)更換應(yīng)用。過溫范圍內(nèi)的低靈敏度漂移。高ESD保護，HBM>±4KV。無錫華芯霍爾開關(guān)是質(zhì)量的霍爾開關(guān)供應(yīng)商，連續(xù)17年專業(yè)做霍爾。河源單極霍爾元件價格</p><p style="text-indent:25px">***霍爾芯片,高精度低功耗霍爾芯片華芯晟精選各類霍爾芯片,提供高質(zhì)量產(chǎn)品服務(wù),各類型號霍爾芯片.河源單極霍爾元件價格</p><p> 霍爾元件時使用注意事項1.霍爾是敏感器件，在使用過程以及存儲過程中應(yīng)注意采取靜電防護措施。2.適宜的電源電壓和負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)電烙鐵進行焊接。4.所有設(shè)備都應(yīng)嚴格接地，并用檢電筆逐個查明確無漏電，才能開始工作。5.要求印制板及霍爾器件管腳嚴格經(jīng)過清潔處理，使它與焊錫有良好的浸潤性。6.由于機械應(yīng)力會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械力，如管腳需要彎曲，請在距引線根部3mm以外操作。7.將導(dǎo)線平行焊接在霍爾器件的引腳上，焊接時不能掰動霍爾器件引腳。8.建議焊接溫度：電烙鐵焊接，建議溫度在350℃，**長5秒；波峰焊：建議比較高溫度260℃，**長3秒；紅外回流焊：建議比較高245℃，**長10秒。9.焊點不得有毛刺，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。河源單極霍爾元件價格</p><p style="text-indent:25px">無錫華芯晟科技有限公司總部位于安鎮(zhèn)街道丹山路88號錫東創(chuàng)融大廈C座603，是一家電子元器件、電子線路板、集成電路的研發(fā)、設(shè)計、技術(shù)咨詢、技術(shù)服務(wù)和銷售：自營和代理各類商品及技術(shù)的進出口業(yè)務(wù)，但國家限定企業(yè)經(jīng)營和禁止進出口的商品和技術(shù)除外。（依法須經(jīng)批準的項目，經(jīng)相關(guān)部門批準后方可開展經(jīng)營活動）的公司。公司自創(chuàng)立以來，投身于霍爾元件，霍爾開關(guān)，霍爾傳感器，電機霍爾，是電子元器件的主力軍。無錫華芯科技繼續(xù)堅定不移地走高質(zhì)量發(fā)展道路，既要實現(xiàn)基本面穩(wěn)定增長，又要聚焦關(guān)鍵領(lǐng)域，實現(xiàn)轉(zhuǎn)型再突破。無錫華芯科技始終關(guān)注自身，在風(fēng)云變化的時代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使無錫華芯科技在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1823518.html</p></div></div></div></div></div><div id="8fyacjl" class="page-right twoColRt"><div id="lfmdkmd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fzvsp7l" 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配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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