acdc電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)模塊(kuai)的(de)(de)功能(neng)(neng)(neng)：acdc電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)模塊(kuai)的(de)(de)主(zhu)要功能(neng)(neng)(neng)有(you)五類，分(fen)別是隔(ge)離(li)(li)(li)(li)功能(neng)(neng)(neng)、電(dian)(dian)(dian)(dian)(dian)壓(ya)變換(huan)功能(neng)(neng)(neng)、保(bao)(bao)(bao)護功能(neng)(neng)(neng)、降噪(zao)功能(neng)(neng)(neng)、穩壓(ya)功能(neng)(neng)(neng)。一、隔(ge)離(li)(li)(li)(li)：1、噪(zao)聲隔(ge)離(li)(li)(li)(li)：（模擬電(dian)(dian)(dian)(dian)(dian)路(lu)與數(shu)(shu)字(zi)電(dian)(dian)(dian)(dian)(dian)路(lu)隔(ge)離(li)(li)(li)(li)、強弱(ruo)(ruo)信號隔(ge)離(li)(li)(li)(li)）2、安全隔(ge)離(li)(li)(li)(li)：強電(dian)(dian)(dian)(dian)(dian)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)(dian)隔(ge)離(li)(li)(li)(li)＼IGBT隔(ge)離(li)(li)(li)(li)驅動＼浪涌隔(ge)離(li)(li)(li)(li)保(bao)(bao)(bao)護＼雷電(dian)(dian)(dian)(dian)(dian)隔(ge)離(li)(li)(li)(li)保(bao)(bao)(bao)護（如人體接觸的(de)(de)醫療電(dian)(dian)(dian)(dian)(dian)子設備的(de)(de)隔(ge)離(li)(li)(li)(li)保(bao)(bao)(bao)護）３、接地環路(lu)消除：遠程信號傳輸＼分(fen)布式電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)供電(dian)(dian)(dian)(dian)(dian)系統二、電(dian)(dian)(dian)(dian)(dian)壓(ya)變換(huan)：升(sheng)壓(ya)變換(huan)＼降壓(ya)變換(huan)＼交直流轉(zhuan)換(huan)（AC/DC、DC/AC）＼極性(xing)變換(huan)（正(zheng)(zheng)負極性(xing)轉(zhuan)換(huan)、單電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)與正(zheng)(zheng)負電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)轉(zhuan)換(huan)、單電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)與多電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)轉(zhuan)換(huan)）三、保(bao)(bao)(bao)護：短路(lu)保(bao)(bao)(bao)護、、欠壓(ya)保(bao)(bao)(bao)護、過流保(bao)(bao)(bao)護、其它保(bao)(bao)(bao)護.噪(zao)聲隔(ge)離(li)(li)(li)(li)：模擬電(dian)(dian)(dian)(dian)(dian)路(lu)與數(shu)(shu)字(zi)電(dian)(dian)(dian)(dian)(dian)路(lu)隔(ge)離(li)(li)(li)(li)、強弱(ruo)(ruo)信號隔(ge)離(li)(li)(li)(li)。福建ACDC電(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)模塊(kuai)報價

對有TRIM或ADJ(可(ke)調(diao)(diao)(diao)節(jie)(jie))輸(shu)出(chu)(chu)引腳(jiao)的模(mo)塊(kuai)電(dian)(dian)(dian)(dian)源產品，可(ke)通過(guo)電(dian)(dian)(dian)(dian)阻或電(dian)(dian)(dian)(dian)位器(qi)對輸(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)壓(ya)進行一(yi)定范圍內的調(diao)(diao)(diao)節(jie)(jie)，一(yi)般調(diao)(diao)(diao)節(jie)(jie)范圍為±10％。對TRIM輸(shu)出(chu)(chu)引腳(jiao)，將電(dian)(dian)(dian)(dian)位器(qi)的中(zhong)心與(yu)(yu)TRIM相連，在所有＋S、－S管腳(jiao)的模(mo)塊(kuai)中(zhong)，其(qi)他兩端分(fen)別接(jie)(jie)＋S、－S。沒有＋S、－S時(shi)，將兩端分(fen)別接(jie)(jie)到相應主路的輸(shu)出(chu)(chu)正(zheng)負極(＋S接(jie)(jie)＋Vin，－S接(jie)(jie)－Vin)，然后調(diao)(diao)(diao)節(jie)(jie)電(dian)(dian)(dian)(dian)位器(qi)即可(ke)。電(dian)(dian)(dian)(dian)位器(qi)的阻值一(yi)般選用5～10kΩ比較合適(shi)。對ADJ輸(shu)出(chu)(chu)引腳(jiao)，分(fen)為輸(shu)入邊(bian)調(diao)(diao)(diao)節(jie)(jie)與(yu)(yu)輸(shu)出(chu)(chu)邊(bian)節(jie)(jie)。輸(shu)出(chu)(chu)邊(bian)調(diao)(diao)(diao)節(jie)(jie)與(yu)(yu)TRIM引腳(jiao)的調(diao)(diao)(diao)節(jie)(jie)方(fang)式一(yi)樣。輸(shu)入邊(bian)調(diao)(diao)(diao)節(jie)(jie)只(zhi)能上(shang)調(diao)(diao)(diao)輸(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)壓(ya)，此時(shi)將電(dian)(dian)(dian)(dian)位器(qi)的其(qi)中(zhong)一(yi)端與(yu)(yu)中(zhong)心相接(jie)(jie)，另一(yi)端接(jie)(jie)輸(shu)入端的地。閔(min)行區(qu)ACDC電(dian)(dian)(dian)(dian)源模(mo)塊(kuai)品牌推薦ac-dc電(dian)(dian)(dian)(dian)源模(mo)塊(kuai)輸(shu)出(chu)(chu)抽(chou)樣電(dian)(dian)(dian)(dian)流(liu)量能夠二極管和均流(liu)母線(xian)聯接(jie)(jie)合在一(yi)起。

從電(dian)(dian)(dian)(dian)(dian)源(yuan)模(mo)塊(kuai)(kuai)(kuai)的(de)(de)(de)(de)整體作(zuo)用(yong)來講(jiang)，我(wo)們又可(ke)以把電(dian)(dian)(dian)(dian)(dian)源(yuan)模(mo)塊(kuai)(kuai)(kuai)歸為(wei)廣義上的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)源(yuan)范(fan)疇，為(wei)什么(me)(me)這么(me)(me)說呢？因為(wei)它們終(zhong)都是(shi)(shi)用(yong)于供電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)。我(wo)們也(ye)可(ke)以把電(dian)(dian)(dian)(dian)(dian)源(yuan)分為(wei)兩(liang)大類(lei)，一種為(wei)自主發電(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)源(yuan)和另(ling)一種電(dian)(dian)(dian)(dian)(dian)源(yuan)轉換器。就工業設計(ji)應用(yong)而(er)言，電(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)(de)(de)作(zuo)用(yong)是(shi)(shi)不容替代的(de)(de)(de)(de)，電(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)(de)(de)穩定(ding)性極(ji)(ji)(ji)(ji)大地(di)決定(ding)了產(chan)品整體的(de)(de)(de)(de)穩定(ding)，電(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)(de)(de)體積重量(liang)規(gui)格也(ye)極(ji)(ji)(ji)(ji)大程(cheng)度上決定(ding)了PCB板(ban)的(de)(de)(de)(de)設計(ji)，這也(ye)是(shi)(shi)為(wei)什么(me)(me)要把優良的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)源(yuan)模(mo)塊(kuai)(kuai)(kuai)作(zuo)為(wei)電(dian)(dian)(dian)(dian)(dian)源(yuan)的(de)(de)(de)(de)原因。能使(shi)(shi)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中形成恒定(ding)電(dian)(dian)(dian)(dian)(dian)流(liu)的(de)(de)(de)(de)裝置，如干電(dian)(dian)(dian)(dian)(dian)池、蓄電(dian)(dian)(dian)(dian)(dian)池、直(zhi)流(liu)發電(dian)(dian)(dian)(dian)(dian)機等，稱為(wei)直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)源(yuan)。直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)源(yuan)有正(zheng)負(fu)兩(liang)個(ge)電(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)(ji)，正(zheng)極(ji)(ji)(ji)(ji)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)勢(shi)高，負(fu)極(ji)(ji)(ji)(ji)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)勢(shi)低；當兩(liang)個(ge)電(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)(ji)與電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)連通后，直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)源(yuan)能維持兩(liang)個(ge)電(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)(ji)之間的(de)(de)(de)(de)恒定(ding)電(dian)(dian)(dian)(dian)(dian)勢(shi)差(cha)，從而(er)在(zai)(zai)外(wai)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中形成由(you)正(zheng)極(ji)(ji)(ji)(ji)到負(fu)極(ji)(ji)(ji)(ji)的(de)(de)(de)(de)恒定(ding)電(dian)(dian)(dian)(dian)(dian)流(liu)。要使(shi)(shi)直(zhi)流(liu)電(dian)(dian)(dian)(dian)(dian)源(yuan)兩(liang)極(ji)(ji)(ji)(ji)間的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)勢(shi)差(cha)保持恒定(ding)必須使(shi)(shi)在(zai)(zai)外(wai)電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)中由(you)正(zheng)極(ji)(ji)(ji)(ji)流(liu)到負(fu)極(ji)(ji)(ji)(ji)的(de)(de)(de)(de)正(zheng)電(dian)(dian)(dian)(dian)(dian)荷，在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)源(yuan)內部逆著電(dian)(dian)(dian)(dian)(dian)場(chang)力的(de)(de)(de)(de)方(fang)向(xiang)，由(you)負(fu)極(ji)(ji)(ji)(ji)返回到正(zheng)極(ji)(ji)(ji)(ji)去。這個(ge)過程(cheng)不能靠靜(jing)電(dian)(dian)(dian)(dian)(dian)力，只能靠某種與靜(jing)電(dian)(dian)(dian)(dian)(dian)力方(fang)向(xiang)相反的(de)(de)(de)(de)“非(fei)靜(jing)電(dian)(dian)(dian)(dian)(dian)力”來實現。

變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)是用(yong)作(zuo)(zuo)ACDC轉(zhuan)換(huan)模塊(kuai)電(dian)(dian)(dian)源的(de)較常用(yong)方法之(zhi)(zhi)一(yi)，在此(ci)以輸(shu)(shu)入電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)100VAC為例(li)子(zi)網(wang)站排名優化，通(tong)過變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)將(jiang)100VAC降(jiang)(jiang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)（變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)）至可獲得所(suo)需DC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)的(de)AC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)值。這一(yi)部分稱為AC轉(zhuan)換(huan)，行(xing)使(shi)(shi)(shi)(shi)調整變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)一(yi)次(ci)(ci)側(ce)和二次(ci)(ci)側(ce)的(de)線圈，來(lai)設定變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)值（發生在變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)二次(ci)(ci)側(ce)的(de)降(jiang)(jiang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)值）。假(jia)如輸(shu)(shu)入輸(shu)(shu)出(chu)(chu)間必(bi)需絕緣時(shi)，可行(xing)使(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)絕緣。行(xing)使(shi)(shi)(shi)(shi)二極(ji)管橋式整流(liu)器(qi)(qi)(qi)將(jiang)已經(jing)降(jiang)(jiang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)的(de)AC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)轉(zhuan)換(huan)成DC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)，接著(zhu)用(yong)電(dian)(dian)(dian)容器(qi)(qi)(qi)加以平滑成都人事考試中心，較終轉(zhuan)換(huan)成紋波(bo)較小的(de)DC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)。整流(liu)后(hou)的(de)DC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)是指(zhi)AC的(de)峰值電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)（AC√2）減去二極(ji)管的(de)正向電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)后(hou)的(de)數值。當不(bu)必(bi)確保(bao)(bao)輸(shu)(shu)出(chu)(chu)穩(wen)固時(shi)，就(jiu)可以將(jiang)DC電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)作(zuo)(zuo)為輸(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)。電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)的(de)初(chu)期值取決于變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)的(de)匝數比，負載電(dian)(dian)(dian)流(liu)越增長，電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)越降(jiang)(jiang)低(di)。必(bi)須確保(bao)(bao)輸(shu)(shu)出(chu)(chu)穩(wen)固時(shi)，使(shi)(shi)(shi)(shi)用(yong)穩(wen)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)穩(wen)固電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)。此(ci)時(shi)，將(jiang)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)二次(ci)(ci)側(ce)的(de)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)，設定成適合行(xing)使(shi)(shi)(shi)(shi)穩(wen)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)器(qi)(qi)(qi)轉(zhuan)換(huan)的(de)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)。例(li)如之(zhi)(zhi)后(hou)設定12VDC，整流(liu)后(hou)的(de)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)為18VDC，就(jiu)能克(ke)制電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)損耗，不(bu)會(hui)由于工作(zuo)(zuo)而變(bian)(bian)(bian)低(di)，但也不(bu)會(hui)因此(ci)變(bian)(bian)(bian)高。電(dian)(dian)(dian)源模塊(kuai)是可以直接貼裝在印刷電(dian)(dian)(dian)路板(ban)上(shang)的(de)電(dian)(dian)(dian)源供(gong)應器(qi)(qi)(qi)。

將(jiang)(jiang)相(xiang)同(tong)模(mo)(mo)塊(kuai)(kuai)輸(shu)(shu)出(chu)端(duan)并(bing)(bing)聯(lian)，可(ke)使(shi)輸(shu)(shu)出(chu)能力增強，但(dan)并(bing)(bing)聯(lian)模(mo)(mo)塊(kuai)(kuai)的(de)(de)(de)輸(shu)(shu)出(chu)電(dian)(dian)(dian)壓要調(diao)整(zheng)得比較(jiao)(jiao)一(yi)(yi)致，以保證相(xiang)對均(jun)流，同(tong)時避免不必要的(de)(de)(de)振(zhen)蕩(dang)。對有(you)較(jiao)(jiao)大電(dian)(dian)(dian)流輸(shu)(shu)出(chu)的(de)(de)(de)模(mo)(mo)塊(kuai)(kuai)，還可(ke)以仔細設計引(yin)線電(dian)(dian)(dian)阻，以達到均(jun)流效(xiao)果。用(yong)(yong)這種方法(fa)并(bing)(bing)聯(lian)的(de)(de)(de)模(mo)(mo)塊(kuai)(kuai)，不宜超過2個。同(tong)時，如果其中一(yi)(yi)塊(kuai)(kuai)模(mo)(mo)塊(kuai)(kuai)輸(shu)(shu)出(chu)有(you)故(gu)障，整(zheng)個系(xi)(xi)統都將(jiang)(jiang)不能正常工作。并(bing)(bing)聯(lian)擴(kuo)容連接電(dian)(dian)(dian)路RL為(wei)負(fu)載(zai)。冗(rong)余熱(re)備(bei)份并(bing)(bing)聯(lian)。將(jiang)(jiang)相(xiang)同(tong)的(de)(de)(de)模(mo)(mo)塊(kuai)(kuai)輸(shu)(shu)出(chu)端(duan)通過二(er)極(ji)管后并(bing)(bing)聯(lian)可(ke)使(shi)輸(shu)(shu)出(chu)能力增強，以提高(gao)電(dian)(dian)(dian)源系(xi)(xi)統的(de)(de)(de)可(ke)靠性。原則上如果配(pei)合相(xiang)應輸(shu)(shu)出(chu)報警(jing)電(dian)(dian)(dian)路，將(jiang)(jiang)模(mo)(mo)塊(kuai)(kuai)放在可(ke)以拆卸的(de)(de)(de)母線上，這樣(yang)，出(chu)現故(gu)障的(de)(de)(de)模(mo)(mo)塊(kuai)(kuai)可(ke)以及(ji)時更換(huan)。用(yong)(yong)這種方法(fa)并(bing)(bing)聯(lian)的(de)(de)(de)模(mo)(mo)塊(kuai)(kuai)，沒有(you)量限制。D一(yi)(yi)般為(wei)肖(xiao)特基二(er)極(ji)管。一(yi)(yi)般acdc模(mo)(mo)塊(kuai)(kuai)電(dian)(dian)(dian)源的(de)(de)(de)效(xiao)率很高(gao)、體積(ji)小(xiao)、占地(di)面積(ji)也較(jiao)(jiao)小(xiao)。福(fu)建ACDC電(dian)(dian)(dian)源模(mo)(mo)塊(kuai)(kuai)品牌推薦

ACDC電源(yuan)模塊(kuai)中電解(jie)電容(rong)是不可或缺(que)的重要元器(qi)件。福建ACDC電源(yuan)模塊(kuai)報價

開關(guan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的工(gong)作(zuo)模(mo)式(shi)有三(san)(san)(san)種(zhong)：頻(pin)率(lv)(lv)、脈(mo)沖寬(kuan)(kuan)度(du)固定模(mo)式(shi)，多(duo)用(yong)于(yu)DC/AC逆變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，或(huo)者DC/DC電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)變(bian)換(huan)。頻(pin)率(lv)(lv)固定、脈(mo)沖寬(kuan)(kuan)度(du)可變(bian)模(mo)式(shi)，多(duo)用(yong)于(yu)開關(guan)穩壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。頻(pin)率(lv)(lv)、脈(mo)沖寬(kuan)(kuan)度(du)可變(bian)模(mo)式(shi)，多(duo)用(yong)于(yu)開關(guan)穩壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。開關(guan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)也有三(san)(san)(san)種(zhong)工(gong)作(zuo)方(fang)(fang)式(shi)：直接輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)方(fang)(fang)式(shi)，多(duo)用(yong)于(yu)DC/AC逆變(bian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，或(huo)DC/DC電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)變(bian)換(huan)。平均值輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)方(fang)(fang)式(shi)，多(duo)用(yong)于(yu)開關(guan)穩壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。幅值輸(shu)(shu)(shu)出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)方(fang)(fang)式(shi)，多(duo)用(yong)于(yu)開關(guan)穩壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。造成(cheng)輸(shu)(shu)(shu)入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)過高的原(yuan)因(yin)有三(san)(san)(san)種(zhong)，分(fen)別是：輸(shu)(shu)(shu)出(chu)(chu)端懸空或(huo)無負載(zai)(zai)；輸(shu)(shu)(shu)出(chu)(chu)端負載(zai)(zai)過輕，輕于(yu)10%的額定負載(zai)(zai)；輸(shu)(shu)(shu)入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)偏高或(huo)干擾電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)。可以通(tong)過調整輸(shu)(shu)(shu)出(chu)(chu)端的負載(zai)(zai)或(huo)調整輸(shu)(shu)(shu)入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)范圍(wei)，確保輸(shu)(shu)(shu)出(chu)(chu)端不小于(yu)少(shao)10%的額定負載(zai)(zai)，若實際電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)工(gong)作(zuo)中(zhong)會有空載(zai)(zai)現(xian)象，就在輸(shu)(shu)(shu)出(chu)(chu)端并(bing)(bing)接一(yi)個額定功(gong)率(lv)(lv)10%的假負載(zai)(zai)。更換(huan)一(yi)個合理范圍(wei)的輸(shu)(shu)(shu)入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)，存在干擾電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)時要考(kao)慮在輸(shu)(shu)(shu)入端并(bing)(bing)上(shang)TVS管(guan)或(huo)穩壓(ya)(ya)(ya)(ya)(ya)管(guan)。福建ACDC電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)模(mo)塊(kuai)報價

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