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發布信息時(shi)候(hou):2020-03-17 10:38:02 訪問:2348
開關電源功能模塊也是切網上為了滿足網上時代發展的需求,機 的心室局部,其效率的好懷馬上影響力網上為了滿足網上時代發展的需求,機 的靠得住性。而Cyntec開關電源功能模塊會比效(xiao)一樣,越變越深受大(da)家的(de)更(geng)(geng)加重視。現今的(de)計(ji)算(suan)出(chu)機的(de)設(she)備和各個(ge)有效(xiao)輕便式(shi)式(shi)網(wang)上(shang)的(de)產品深入開(kai)展趨向(xiang)于長安(an)智能化,其顯(xian)卡功耗都比效(xiao)大(da),讓與之搭配的(de)鋰電池共電安(an)全體(ti)系(xi)體(ti)積大(da)小(xiao)更(geng)(geng)小(xiao)、毛(mao)重更(geng)(geng)輕、輸(shu)出(chu)最(zui)高(gao),有這個(ge)必要配用高(gao)輸(shu)出(chu)的(de)Cyntec電方案DC/ DC旋轉開(kai)關穩光(guang)電探(tan)測器源。
1、尖(jian)峰電(dian)(dian)流形(xing)(xing)式控制在占空(kong)比(bi)大(da)于 50%時(shi),經過(guo)一(yi)個周(zhou)期(qi)會將擾動信號擴展,從而(er)形(xing)(xing)成(cheng)工作不(bu)(bu)穩(wen)(wen)定(ding),這(zhe)時(shi)需(xu)給(gei)刪比(bi)較器加(jia)斜度補償(chang)以穩(wen)(wen)定(ding)電(dian)(dian)路(lu),加(jia)了斜度補償(chang),即使占空(kong)比(bi)小于 50%,電(dian)(dian)路(lu)性能(neng)也能(neng)得(de)到改(gai)進(jin)。因而(er)斜坡(po)補償(chang)能(neng)很好的添(tian)加(jia)電(dian)(dian)路(lu)穩(wen)(wen)定(ding)性,使電(dian)(dian)感電(dian)(dian)流平(ping)均(jun)值不(bu)(bu)隨占空(kong)比(bi)改(gai)變,并減小峰值和平(ping)均(jun)值的誤差,斜坡(po)補償(chang)還(huan)能(neng)抑(yi)制次(ci)諧波振蕩和振鈴電(dian)(dian)感電(dian)(dian)流。這(zhe)里就不(bu)(bu)再(zai)詳細地說明(ming),斜波補償(chang)方面有必要要確定(ding)補償(chang)波形(xing)(xing)的斜率的準確巨細,選(xuan)用(yong)的辦法便是樹立體系模(mo)型,導(dao)出(chu)傳(chuan)遞函(han)數(shu),計算(suan)出(chu)補償(chang)斜率的值。
2、至于軟啟動故障
Cyntec電(dian)(dian)(dian)源(yuan)(yuan)模塊DC/ DC開關電(dian)(dian)(dian)源(yuan)(yuan)在發(fa)(fa)(fa)動(dong)(dong)(dong)過(guo)(guo)(guo)程中,容(rong)易發(fa)(fa)(fa)作(zuo)浪涌(yong)電(dian)(dian)(dian)流,或(huo)許(xu)(xu)(xu)對(dui)電(dian)(dian)(dian)子(zi)體(ti)系發(fa)(fa)(fa)作(zuo)損傷。為避免發(fa)(fa)(fa)動(dong)(dong)(dong)時(shi)(shi)輸入電(dian)(dian)(dian)流過(guo)(guo)(guo)大,輸出(chu)電(dian)(dian)(dian)壓過(guo)(guo)(guo)沖,在規劃中有必要(yao)選(xuan)(xuan)用軟發(fa)(fa)(fa)動(dong)(dong)(dong)電(dian)(dian)(dian)路,該辦法的(de)不足之處是(shi),當輸出(chu)電(dian)(dian)(dian)壓的(de)閾值(zhi)(zhi)未到達(da)時(shi)(shi),發(fa)(fa)(fa)作(zuo)浪涌(yong)電(dian)(dian)(dian)流現象或(huo)許(xu)(xu)(xu)對(dui)電(dian)(dian)(dian)子(zi)體(ti)系形成損傷,而且在輸出(chu)電(dian)(dian)(dian)壓到達(da)閾值(zhi)(zhi)之后 ,也或(huo)許(xu)(xu)(xu)因為偶爾的(de)過(guo)(guo)(guo)流使得(de)Cyntec電(dian)(dian)(dian)源(yuan)(yuan)模塊屢(lv)次重新發(fa)(fa)(fa)動(dong)(dong)(dong)。因而應選(xuan)(xuan)用基于周期到周期的(de)電(dian)(dian)(dian)流約束門限來約束上(shang)電(dian)(dian)(dian)時(shi)(shi)的(de)浪涌(yong)電(dian)(dian)(dian)流,并避免Cyntec電(dian)(dian)(dian)源(yuan)(yuan)模塊電(dian)(dian)(dian)源(yuan)(yuan)屢(lv)次重新發(fa)(fa)(fa)動(dong)(dong)(dong)。
南京市(shi)立維創(chuang)展科(ke)技創(chuang)新常見展示(shi) 微波通信耗油率放小器基帶芯片和國外(wai)交流電(dian)源模塊電(dian)源貨品,代(dai)理商國際品牌含(han)有(you)AMCOM、PICO、Cyntec、CUSTOM MMIC、RF-LAMBDA、ADI、QORVO、MA-COM、SOUTHWEST華中紅(hong)外(wai)光(guang)等,立(li)維(wei)創展銳意創新為雇(gu)主作為高品性、高性能量(liang)、價格多少公平公正(zheng)的紅(hong)外(wai)光(guang)元元器車(che)輛(liang)。立(li)維(wei)創展授(shou)權證(zheng)書代(dai)生產商Cyntec全程軟件,并成中國內地大陸臺灣市(shi)面 提(ti)供了技(ji)術工(gong)藝支持系統(tong)。熱烈歡迎了解和咨詢(xun)。