燈條鋁基板
聯系人: | 程先生 |
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聯系手機: | 13713775830 |
聯系電話: | 0755-27502861 |
聯系郵箱: | szfydpcb@163.com |
地址: | 廣東省深圳市寶安區松崗鎮燕川北部工業園HE棟 |
價格: | 價格面議 |
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產品(pin)介紹
常(chang)見于(yu)LED照明產品。有(you)正反兩(liang)面(mian)(mian),白色(se)的一(yi)面(mian)(mian)是焊接LED引腳的,另(ling)一(yi)面(mian)(mian)呈現鋁本色(se),一(yi)般會涂抹導熱凝漿后與導熱部分接觸。目前還有(you)陶瓷基(ji)板等等。
鋁基板(ban)是一種(zhong)具(ju)有良(liang)好散熱功能的金屬基覆銅板(ban),一般單(dan)面板(ban)由三(san)層(ceng)(ceng)結構所(suo)組成,分別(bie)是電路層(ceng)(ceng)(銅箔)、絕(jue)緣(yuan)(yuan)層(ceng)(ceng)和金屬基層(ceng)(ceng)。用(yong)于***使用(yong)的也有設(she)計為(wei)雙面板(ban),結構為(wei)電路層(ceng)(ceng)、絕(jue)緣(yuan)(yuan)層(ceng)(ceng)、鋁基、絕(jue)緣(yuan)(yuan)層(ceng)(ceng)、電路層(ceng)(ceng)。極少數應用(yong)為(wei)多層(ceng)(ceng)板(ban),可以由普(pu)通的多層(ceng)(ceng)板(ban)與絕(jue)緣(yuan)(yuan)層(ceng)(ceng)、鋁基貼合而(er)成。
LED鋁基板(ban)(ban)就是(shi)(shi)PCB,也是(shi)(shi)印刷(shua)線(xian)(xian)(xian)(xian)路板(ban)(ban)的意思,只是(shi)(shi)線(xian)(xian)(xian)(xian)路板(ban)(ban)的材(cai)料(liao)是(shi)(shi)鋁合(he)金(jin),以前我們一般的線(xian)(xian)(xian)(xian)路板(ban)(ban)的材(cai)料(liao)是(shi)(shi)玻(bo)纖,但因為LED發(fa)熱較(jiao)大,所以LED燈具用的線(xian)(xian)(xian)(xian)路板(ban)(ban)一般是(shi)(shi)鋁基板(ban)(ban),能夠(gou)導熱快,其他設備或電器類用的線(xian)(xian)(xian)(xian)路板(ban)(ban)還是(shi)(shi)玻(bo)纖板(ban)(ban)!
功率器件(jian)表面貼(tie)裝(zhuang)在電路層(ceng),器件(jian)運(yun)行時所產生的熱(re)(re)量通過(guo)絕緣(yuan)層(ceng)快速傳(chuan)導到(dao)金屬基層(ceng),然后由金屬基層(ceng)將熱(re)(re)量傳(chuan)遞(di)出去,從而實現對(dui)器件(jian)的散熱(re)(re)