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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>佛山鎖存霍爾元件,霍爾元件</p><p><span>***更新：</span>2021-01-21 07:03:24</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="kgu4utw" 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="nrwr8kt" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="5cpxhcd" class="box"><p><p> HX6278是一種單極霍爾效應(yīng)傳感器IC。它采用先進(jìn)的斬波穩(wěn)定技術(shù)，提供準(zhǔn)確穩(wěn)定的磁開關(guān)點(diǎn)。設(shè)計(jì)、規(guī)格和性能對固態(tài)開關(guān)的應(yīng)用進(jìn)行了優(yōu)化，佛山鎖存霍爾元件。輸出晶體管將在具有足夠強(qiáng)的南極磁場的情況下打開(BOP)，該磁場面向封裝的標(biāo)記側(cè)。同樣，輸出將被關(guān)閉(B)在南野較弱的情況下，與“0”場保持距離。包類型在無鹵版本中，佛山鎖存霍爾元件，由第三方組織進(jìn)行了驗(yàn)證。無鹵素包裝可供客戶選擇。特點(diǎn)和優(yōu)點(diǎn)CMOS霍爾集成電路技術(shù)固態(tài)可靠性斬波穩(wěn)定放大器級具有南極的單極輸出開關(guān)操作電壓降至用于直接簧片開關(guān)更換的高靈敏度在125℃對K標(biāo)準(zhǔn)進(jìn)行測試。自定義靈敏度/溫度選擇是可用的。常見應(yīng)用：半導(dǎo)體開關(guān)限位開關(guān)極限開關(guān)電流限制電流傳感用于簧片開關(guān)更換的磁鐵接近傳感器。質(zhì)量霍爾元件,中國**霍爾元件，佛山鎖存霍爾元件,選霍爾,找華芯!華芯專業(yè)大量提供霍爾元件批發(fā),量大采購有優(yōu)惠!佛山鎖存霍爾元件</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="佛山鎖存霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098601230469/4523969.jpg"></div><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碌哪兀靠梢詮囊韵聨讉€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(dú)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。佛山鎖存霍爾元件華芯霍爾元件主營單極霍爾元件，全極霍爾元件，鎖存型霍爾元件和線性霍爾元件，產(chǎn)品齊全，歡迎選購。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="佛山鎖存霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082100221025390/4913166.jpg"></div><p> 開關(guān)型霍爾元件的內(nèi)部構(gòu)成和工作原理 </p> <p> 開關(guān)型霍爾傳感器由穩(wěn)壓器、霍爾元件、放大器、斯密特觸發(fā)器和輸出級組成。當(dāng)磁性物件移近霍爾開關(guān)時，開關(guān)檢測面上的霍爾元件因產(chǎn)生霍爾效應(yīng)而使開關(guān)內(nèi)部電路狀態(tài)發(fā)生變化，由此識別附近有磁性物體存在，進(jìn)而控制開關(guān)的通或斷。這種接近開關(guān)的檢測對象必須是磁性物體。開關(guān)型霍爾元件分為雙極霍爾元件，鎖存型霍爾元件，單極霍爾元件和全極霍爾元件，其中全極霍爾元件又分為全極微功耗霍爾元件和全極非微功耗霍爾元件。開關(guān)型霍爾可應(yīng)用于各個行業(yè)，實(shí)現(xiàn)替代固態(tài)開關(guān)的功能。 </p><p> 霍爾元件對應(yīng)的工作磁體的設(shè)置用磁場作為被傳感物體的運(yùn)動和位置信息載體時，一般采用長久磁鋼來產(chǎn)生工作磁場。例如，用一個5×4×（mm3）的釹鐵硼Ⅱ號磁鋼，就可在它的磁極表面上得到約2300高斯的磁感應(yīng)強(qiáng)度。在空氣隙中，磁感應(yīng)強(qiáng)度會隨距離增加而迅速下降。為保證霍爾器件，尤其是霍爾開關(guān)器件的可靠工作，在應(yīng)用中要考慮有效工作氣隙的長度。在計(jì)算總有效工作氣隙時，應(yīng)從霍爾片表面算起。在封裝好的霍爾電路中，霍爾片的深度在產(chǎn)品手冊中會給出。因?yàn)榛魻柶骷枰ぷ麟娫?，在作運(yùn)動或位置傳感時，一般令磁體隨被檢測物體運(yùn)動，將霍爾器件固定在工作系統(tǒng)的適當(dāng)位置，用它去檢測工作磁場，再從檢測結(jié)果中提取被檢信息。工作磁體和霍爾器件間的運(yùn)動方式有：(a)對移；(b)側(cè)移；(c)旋轉(zhuǎn)；(d)遮斷。質(zhì)量霍爾元件,多型號霍爾元件盡在華芯!***霍爾元件供應(yīng)商華芯霍爾元件,大廠供貨,量大無憂！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="佛山鎖存霍爾元件,霍爾元件" src="http://tyunfile.71360.com/UploadFile/wxhxskj/637082098600996094/8658652.jpg"></div><p> 霍爾元件怎么使用？ </p> <p> 霍爾器件是一種對磁場強(qiáng)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(jī)的轉(zhuǎn)速時，將一個小磁鐵塊固定在電機(jī)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(jī)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(yuǎn)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(jī)內(nèi)部定時器，計(jì)算出脈沖一個周期的時間，就可以算出電機(jī)的轉(zhuǎn)速。霍爾元件,無損耗耐用,行業(yè)**!華芯霍爾元件廠家直銷,十六年專業(yè)做霍爾！河源霍爾元件價格</p><p style="text-indent:25px">華芯是專業(yè)的霍爾元件供應(yīng)廠家，提供的霍爾質(zhì)優(yōu)價優(yōu)，歡迎咨詢。佛山鎖存霍爾元件</p><p> 霍爾開關(guān)工作原理如下： </p> <p> 霍爾開關(guān)就屬于有源磁電轉(zhuǎn)換器件，它是在霍爾效應(yīng)原理的基礎(chǔ)上，利用集成封裝和組裝工藝制作而成，它可方便的把磁輸入信號（磁感應(yīng)信號）轉(zhuǎn)換成實(shí)際應(yīng)用中的電信號。 </p> <p> 霍爾開關(guān)的輸入端是以磁感應(yīng)強(qiáng)度B來表征的，當(dāng)B值達(dá)到一定的程度時，霍爾開關(guān)內(nèi)部的觸發(fā)器翻轉(zhuǎn)，霍爾開關(guān)的輸出電平狀態(tài)也隨之翻轉(zhuǎn)。輸出端一般采用晶體管輸出。 </p> <p> 所以霍爾開關(guān)的效果與我們?nèi)粘Ｉ罱佑|的開關(guān)效果是一致的，但是霍爾開關(guān)的優(yōu)勢就是非接觸，無損耗，壽命長。佛山鎖存霍爾元件</p><p> 無錫華芯晟科技有限公司成立于2003年，是一家專業(yè)從事霍爾元件研發(fā)、生產(chǎn)、測試、銷售為一體的的大型綜合型企業(yè)。公司主要生產(chǎn)先進(jìn)的霍爾效應(yīng)集成傳感器產(chǎn)品，與中國科學(xué)院電子研究所、蘇州納米研究所等**研究機(jī)構(gòu)及企業(yè)建立了戰(zhàn)略合作關(guān)系，具有較強(qiáng)的新產(chǎn)品、新技術(shù)開發(fā)能力。 </p> <p> 華芯公司注重研發(fā),公司擁有一批專業(yè)器件設(shè)計(jì)、集成電路設(shè)計(jì)和測試的工程師，并具有前列的開發(fā)測試平臺。已經(jīng)開發(fā)了RF LDMOS系列、RF VDMOS系列等多項(xiàng)具有自主知識產(chǎn)權(quán)、**中國集成電路水平的**產(chǎn)品。并與中國科學(xué)院微電子研究所共同研制開發(fā)了功率VDMOS、霍爾效應(yīng)集成傳感器等產(chǎn)品。 </p> <p> 華芯公司保證向客戶提供高質(zhì)創(chuàng)新的產(chǎn)品。產(chǎn)品采用嚴(yán)格的質(zhì)量檢控方法,以確保產(chǎn)品質(zhì)量的可靠性。憑借可靠的商業(yè)信譽(yù),質(zhì)量的售后服務(wù)以及現(xiàn)代化的生產(chǎn),已在全球的客戶中贏得了很好的聲譽(yù)。 </p> <p> 華芯公司強(qiáng)調(diào)發(fā)展,每年都會定期向市場推出新產(chǎn)品。華芯的產(chǎn)品**于國內(nèi)外市場 ,并得到廣大客戶的一致好評。華芯堅(jiān)持“質(zhì)量優(yōu)先,服務(wù)至高,信譽(yù)優(yōu)先”的管理原則。誠摯的希望同所有的客戶一起創(chuàng)造勝利并分享成功的秘訣! </p> <p> 歡迎您聯(lián)系我們了解更多信息,華芯期待與您的合作! </p> <p> <br /> </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2942793.html</p></div></div></div></div></div><div id="navpd78" 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