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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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>廣東外驅(qū)動電源制造商,電源</p><p><span>***更新：</span>2021-01-09 11:05:37</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="pdx7udt" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市新賽科技有限公司</a></p><p><span>聯(lián)系人：</span>汪經(jīng)理</p><p><span>郵箱: </span>chentianyu2007222@126.com</p><p><span>電話: </span>13760313517</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0755-2708180</p><p><span>地址: </span>松崗街道東方社區(qū)田洋二路1號B801B區(qū)</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="ptgnfzg" class="page-proshow02"><p class="title">詳細說明</p><div id="8fb28rn" class="box"><p><p> 230V EU和全電壓的電源差別不小，全電壓的電源一次側(cè)原件功率更大，在220V環(huán)境下運行的表現(xiàn)也相對更好。對電源制造商的門檻要求更高。當然也不是說220V ONLY就一定不好，還是要看需求決定。如果所在地區(qū)電壓是比較穩(wěn)定，并無太大的起伏，廣東外驅(qū)動電源制造商，還是沒什么問題的。 </p> <p> <p> 7.單路和多路12V </p> <p> 多路12V的電源過流保護的限流值一般都是20A以內(nèi)，這是由于某些國家的安規(guī)標準中對暴露在人可接觸的電線上的功率有規(guī)定。 </p> <p> 多路12V電源的12V的分路只要監(jiān)測芯片檢測到電流超過設(shè)定值，廣東外驅(qū)動電源制造商，廣東外驅(qū)動電源制造商，就會觸發(fā)過流保護，電源自動關(guān)閉。而單路12V只要不超載就沒事。 </p> 選擇電源適配器，一定要選擇正規(guī)安全的生產(chǎn)廠家，新賽電源致力于電源適配器的生產(chǎn)，為你帶來安全的產(chǎn)品！廣東外驅(qū)動電源制造商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東外驅(qū)動電源制造商,電源" src="http://tyunfile.71360.com/UploadFile/szxskj/637142795374921875/8094051.jpg"></div><p> 平板電腦：絕大多數(shù)安卓平板電腦都采用了MicroUSB作為充電接口，他們選擇非原裝適配器的思路和路由器/手機相同，只要接口相同，電壓相同，電流相近或者更大即可。 </p> <p> <span style="font-size:12px;">筆記本：筆記本適配器兼容的思路與上面類似，只是筆記本適配器兼容性比較強，即使電壓不同，只要相差不是很大，也是可以兼容的。</span> </p> <p> <span style="font-size:12px;">比如某筆記本適配器是19v/4.74A，那么可以兼容19.5V/3.34A，20V/3.25A，18.5V/3.5A。</span> </p> <p> <span style="font-size:12px;">只是需要注意，如果適配器的輸出電流偏低（輸出功率不足），一方面會制約筆記本性能，另一方面會導(dǎo)致適配器異常發(fā)熱。</span> 廣東ED燈具電源深圳新賽科技擁有12年的研發(fā)生產(chǎn)經(jīng)驗，產(chǎn)品全部通過六級能效標準，歡迎大家前來咨詢。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東外驅(qū)動電源制造商,電源" src="http://tyunfile.71360.com/UploadFile/szxskj/637142795380595703/6258875.jpg"></div><p> 因為要輪流開關(guān)兩開關(guān)管，所以稱為開關(guān)電源適配器。 </p> <p> 作為AC-DC類電源適配器中的開關(guān)電源IC。AC/DC開關(guān)電源適配器的主要優(yōu)點： </p> <p> a:體積小、重量輕（體積和重量只有線性電源適配器的20%～30%）、 </p> <p> b:效率高（一般為60%～70%，而線性電源適配器只有30%～40%）、 </p> <p> 自身抗干擾性強、輸出電壓范圍寬、模塊化。 </p> <p> 常用的低壓AC開關(guān)電源適配器將220VAC電經(jīng)過EMI濾波器后直接整流成300V左右的AC電壓，通過電路控制開關(guān)管進行高速的導(dǎo)通與截止再轉(zhuǎn)化為高頻率的AC電提供給變壓器進行變壓，從而產(chǎn)生所需要的一組或多組電壓，而后再整流成所需要電壓的AC電。 </p> <p> <br /> </p> <p> <br /> </p><p> 在選擇電源適配器的時候，往往都會考慮什么品牌？ </p> <p> 1、穩(wěn)定性 </p> <p> 電源適配器在穩(wěn)定性這塊大都一樣，都是根據(jù)過流保護、EMI輻射、電壓偏離、紋波抑>制、交叉負載、時序、動態(tài)測試等等項目的表現(xiàn)，從而得出電源適配器能否長時間穩(wěn)定運行 </p> <p> 根據(jù)不同的環(huán)境，數(shù)據(jù)表現(xiàn)也不同，穩(wěn)定性也不會一樣。比如國內(nèi)市電電壓是220V，像日本、美國、加拿大等市電電壓是110V，電源適配器在這兩種情況下的穩(wěn)定性就不同，不過電源適配器都存在20%的電壓浮動范圍，去國外使用的話也不用太過擔心 </p> <p> 2、方便性 </p> <p> 電子產(chǎn)品本身就是因為方便的原因，慢慢朝著小而精致的方向發(fā)展，電源適配器自然也是一樣，相信沒有人會愿意隨身攜帶大家伙。方便性是根據(jù)電源適配器的三圍、體積、重量來做考慮，輕巧一些的價格自然會高點 </p> <p> 3、節(jié)能性 </p> <p> 現(xiàn)在倡導(dǎo)綠色出行，節(jié)約能源，相信大家也能理解。電源適配主要是從轉(zhuǎn)換效率來，初的電源轉(zhuǎn)換效率只有60%，現(xiàn)在隨著技術(shù)的進步和發(fā)展，普遍能達到70%以上，像綠巨能生產(chǎn)的電源適配器轉(zhuǎn)換效率就能高達85% </p> <p> 4、耐用性 </p> <p> 它的耐用性相對于比較重要。除了正常使用連接市電和電子設(shè)備外大家經(jīng)常會把電源適配器拿來拿去，有些磕磕碰碰是難免的，并且線材也會頻繁折動，這就決定了它老化的速度變快深圳新賽科技是一家專注于研發(fā)和生產(chǎn)各類型電源適配器的生產(chǎn)廠家。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東外驅(qū)動電源制造商,電源" src="http://tyunfile.71360.com/UploadFile/szxskj/637142795371865234/4318662.jpg"></div><p> 2.電源穩(wěn)定性 </p> <p> 一般說電源穩(wěn)定不穩(wěn)定，主要還是看電壓穩(wěn)不穩(wěn)定。沉默醬自己測試的時候主要是看12V 5V 3.3V這三路電壓。個人覺得紋波到在其次。當然也很重要就對了。 </p> <p> 12V越接近12.000V越好。 </p> <p> 5V越接近5.000V越好。 </p> <p> 3.3V越接近3.300V越好。 </p> <p> 電壓過低，硬件不能正常工作。電壓過高，就BOOM了 </p> <p> 3.紋波 </p> <p> 紋波形成的原因說起來比較復(fù)雜。簡單說就是交流電經(jīng)整流穩(wěn)壓等等環(huán)節(jié)轉(zhuǎn)換為直流電的時候，不可避免地在直流電中多少帶有一些交流電成份，這種疊加在直流電上的交流成份就稱之為紋波。 </p> <p> 紋波大的話會增加硬件的濾波壓力，比如，爆電容，硬盤損傷，嚴重的甚至?xí)?dǎo)致板卡損毀。深圳新賽電源是國家高新技術(shù)企業(yè)。廣東中規(guī)電源適配器</p><p style="text-indent:25px">電源適配器的干擾如何解決?廣東外驅(qū)動電源制造商</p><p> AC/DC開關(guān)電源適配器芯片（或稱模塊），只要配合一些阻容元件和一個開關(guān)變壓器，就可以做成一個基本的開關(guān)電源適配器。 </p> <p> 普通半橋開關(guān)電源適配器的主要工作原理就是上橋和下橋的開關(guān)管（頻率高時開關(guān)管為VMOS）輪流導(dǎo)通，首先電流通過上橋開關(guān)管流入，利用電感線圈的存儲功能，將電能集聚在線圈中，然后關(guān)閉上橋開關(guān)管，打開下橋的開關(guān)管，電感線圈和電容持續(xù)給外部供電。 </p> <p> 然后又關(guān)閉下橋開關(guān)管，再打開上橋讓電流進入，就這樣重復(fù)進行。 </p> <p> <br /> 廣東外驅(qū)動電源制造商</p><p style="text-indent:25px">深圳市新賽科技有限公司是專業(yè)研發(fā)、設(shè)計、生產(chǎn)、銷售各類開關(guān)電源、電源適配器、充電器、LED室內(nèi)，外驅(qū)動電源、LED亮化電源、線性電源等電子產(chǎn)品的高科技企業(yè)。公司產(chǎn)品主要應(yīng)用于數(shù)碼產(chǎn)品、通訊產(chǎn)品、家用電器和IT類產(chǎn)品等。工廠位于深圳市寶安區(qū)沙井新二莊村新全工業(yè)園一棟，同深圳國際機場臨近，交通十分便利，環(huán)境優(yōu)美。工廠配備了日東品牌先進的全自動進口波峰焊、回流焊、電源自動測試系統(tǒng)和各種先進的高精密檢測設(shè)備，具備規(guī)模化的生產(chǎn)能力，月產(chǎn)能達五十萬臺以上，技術(shù)開發(fā)、設(shè)計力量雄厚。我們建立了科學(xué)、完整、有效的質(zhì)量管理體系，從產(chǎn)品研發(fā)、材料檢驗、現(xiàn)場生產(chǎn)管理、直至售后服務(wù)、均有持續(xù)、穩(wěn)定、可靠的質(zhì)量保證；公司產(chǎn)品通過了全球多種認證。產(chǎn)品**國內(nèi)市場，并遠銷美國、加拿大、歐洲、日本、澳洲、阿根廷、韓國、泰國、墨西哥、新加坡、俄羅斯等國家。新賽企業(yè)秉承“質(zhì)量***、顧客至上、不斷發(fā)展“的企業(yè)精神，堅持”誠信、務(wù)實、創(chuàng)新、進取“的企業(yè)宗旨，為廣大客戶提供質(zhì)量服務(wù)。熱誠歡迎各界前來參觀、考察、洽談業(yè)務(wù)。我們將竭誠為您服務(wù)！</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2772749.html</p></div></div></div></div></div><div id="haxe2kb" class="page-right twoColRt"><div id="8qwnezq" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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