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國(guó)創(chuàng)分享使用電源模塊的優(yōu)點(diǎn)

  DC/DC模塊電源是采用開(kāi)關(guān)電源來(lái)實(shí)現(xiàn)的,其原理也是一樣。DC-DC模塊電源的優(yōu)點(diǎn)主要體現(xiàn)在體積小,轉(zhuǎn)換效率高,穩(wěn)定性好等特點(diǎn)。功率開(kāi)關(guān)可以做更多的功率,而開(kāi)關(guān)電源的成本會(huì)相對(duì)較小,但體積比較大,轉(zhuǎn)換效率低,大功率模塊的穩(wěn)定性。

  DC-DC有兩種降壓和升壓,這里只是說(shuō)降壓,例如,您給DC-DC輸入10V,DC-DC內(nèi)部振蕩器和斬波器模塊,例如10V,另一次期間不允許通過(guò)10V(等于0V)。在輸出端有一個(gè)濾波電容,只要電容足夠大,結(jié)果等于脈沖波形演算的中間,輸出一個(gè)5V的直流波形。該降壓過(guò)程相對(duì)于穩(wěn)壓器在更大程度上降低了降壓模塊的功耗,并且內(nèi)部振蕩器可以控制占空比以改變輸出電壓(在10V的范圍內(nèi))以使其輸出可以恒定(例如DC-DC電源模塊提供的輸入范圍是6V到16V時(shí),輸出5V,只要在這個(gè)輸入范圍內(nèi),輸出為5v的誤差只有零點(diǎn)幾個(gè)零伏,而輸出穩(wěn)壓器和輸入電壓在7V的輸入電壓和輸入之間有一定的線(xiàn)性關(guān)系14V輸出電壓差比較大)。

  使用電源模塊可節(jié)省開(kāi)發(fā)時(shí)間,并使產(chǎn)品更快上市,因此電源模塊的性能優(yōu)于集成解決方案。主功率模塊還具有以下幾個(gè)優(yōu)點(diǎn):

  1.體積小巧。因?yàn)殡娫茨K也屬于開(kāi)關(guān)電源雖然采用了更加集成的PCB板和元件,加上合理的布局和設(shè)計(jì),在體積上非常大,可以有效地縮小產(chǎn)品的開(kāi)發(fā)規(guī)模。

  2.每個(gè)模塊都可以單獨(dú)進(jìn)行嚴(yán)格測(cè)試,以確保其高度可靠,包括通電測(cè)試以消除不合格產(chǎn)品。相比之下,集成的解決方案更難以測(cè)試,因?yàn)檎麄€(gè)電力系統(tǒng)與電路上的其他功能系統(tǒng)相連接。每個(gè)電源模塊也經(jīng)過(guò)嚴(yán)格的高溫測(cè)試和老化,產(chǎn)品性能穩(wěn)定。

  3.不同的供應(yīng)商可以根據(jù)現(xiàn)有技術(shù)標(biāo)準(zhǔn)設(shè)計(jì)相同尺寸的模塊,為工程師提供多種不同的選擇。就是說(shuō),你可以改變產(chǎn)品的特性,相對(duì)于產(chǎn)品名稱(chēng)和形狀的銷(xiāo)釘,更大程度地滿(mǎn)足顧客的需求。

  4.相對(duì)開(kāi)關(guān)電源模塊供電,效率更高,可以有效降低能耗。有效的轉(zhuǎn)換,使目標(biāo)產(chǎn)品更具競(jìng)爭(zhēng)力。也更符合目前節(jié)能產(chǎn)品的開(kāi)發(fā)要求。

  5.每個(gè)模塊都按照標(biāo)準(zhǔn)性能要求進(jìn)行設(shè)計(jì)和測(cè)試將有助于降低采用新技術(shù)的風(fēng)險(xiǎn)。

  6.使用方便,維護(hù)效率高。采用集成解決方案時(shí),如果電源系統(tǒng)出現(xiàn)問(wèn)題,需要更換整個(gè)電路板。如果使用模塊化設(shè)計(jì),則可以更換問(wèn)題模塊,節(jié)省開(kāi)支和開(kāi)發(fā)時(shí)間。

  7.電源模塊產(chǎn)品一般為塑料封裝,產(chǎn)品不易受到外界環(huán)境的影響,如煙霧,振動(dòng)等。更好地適應(yīng)不同的環(huán)境使用。

  上述就是國(guó)創(chuàng)講解的使用電源模塊的優(yōu)點(diǎn),希望看完能夠?qū)δ兴鶐椭?,如果您想要了解更多關(guān)于電源模塊的相關(guān)信息的話(huà),歡迎在線(xiàn)咨詢(xún)我們國(guó)創(chuàng)客服或是撥打服務(wù)熱線(xiàn)029-85251919進(jìn)行咨詢(xún),我們將竭誠(chéng)為您提供優(yōu)質(zhì)的服務(wù)!
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