在開關電源適配器從新產品的研究
、kaifahesheji，gongchengshitongchangweishejixinchanpintianjiayixiebaohucuoshi
，yibimiankaiguandianyuanshipeiqizaishiyongguochengzhongchuxiandeduanluhuobujiansunhuai，shigongzuoshoumingdeguanxi。zaijintiandewenzhangzhong
，womenjianggongxiangsigebaohucuoshi，jiangyunxushipeiqikuozhanshipeiqideshiyongshouming，rangwomenkankan。

方法一：脈衝功率或過電流限製

zaixinchanpinyanfadekaiguandianyuanshipeiqi，yigeyigeyouyigemaichongdechaogonglv，dianliuxianzhishibibukeshaode
，zheyigeyouyigemaichongchaogonglvhuodianliuxianzhi，zaishijiyingyongzhongshifeichangyouxiaodeshuchuguozaibaohufangfaheewaideercicexianliubaohu，zaizhexiangjishuzhongjingchangshiyong。zaiyiqiandekaiguanzhong
，shurudianliushishijiance。ruguodianliuchaoguozhidingdejixiandianliu，maichongjiangbeizhongzhi。zaifanjibianhuanqizhong，zuidadianliujuedingledianludegonglv。zhezhongleixingdebaohudianluchengweiyigezhenzhengdedianyuanxianzhibaohudianlu。

方法二：超斷電延時關機保護

超(chao)功(gong)率(lv)延(yan)時(shi)關(guan)機(ji)保(bao)護(hu)技(ji)術(shu)作(zuo)為(wei)一(yi)種(zhong)非(fei)常(chang)有(you)效(xiao)的(de)輸(shu)出(chu)過(guo)載(zai)保(bao)護(hu)技(ji)術(shu)，在(zai)國(guo)內(nei)電(dian)源(yuan)適(shi)配(pei)器(qi)產(chan)品(pin)中(zhong)得(de)到(dao)了(le)廣(guang)泛(fan)的(de)應(ying)用(yong)。在(zai)延(yan)時(shi)跳(tiao)閘(zha)型(xing)係(xi)統(tong)中(zhong)，允(yun)許(xu)短(duan)時(shi)瞬(shun)態(tai)電(dian)流(liu)的(de)要(yao)求(qiu)，隻(zhi)有(you)當(dang)電(dian)流(liu)應(ying)力(li)超(chao)過(guo)了(le)很(hen)長(chang)一(yi)段(duan)時(shi)間(jian)的(de)安(an)全(quan)值(zhi)時(shi)

，電(dian)源(yuan)關(guan)閉(bi)。短(duan)暫(zan)的(de)暫(zan)態(tai)電(dian)流(liu)不(bu)會(hui)危(wei)及(ji)電(dian)源(yuan)的(de)可(ke)靠(kao)性(xing)
，也(ye)不(bu)會(hui)對(dui)電(dian)源(yuan)的(de)成(cheng)本(ben)產(chan)生(sheng)很(hen)大(da)的(de)影(ying)響(xiang)。隻(zhi)有(you)長(chang)期(qi)的(de)電(dian)流(liu)要(yao)求(qiu)會(hui)影(ying)響(xiang)電(dian)路(lu)的(de)成(cheng)本(ben)和(he)體(ti)積(ji)。 方法三：反IP保護

除(chu)了(le)上(shang)述(shu)兩(liang)種(zhong)方(fang)法(fa)，反(fan)激(ji)式(shi)超(chao)保(bao)護(hu)通(tong)過(guo)限(xian)製(zhi)功(gong)率(lv)的(de)方(fang)法(fa)也(ye)可(ke)以(yi)有(you)效(xiao)地(di)保(bao)護(hu)開(kai)關(guan)電(dian)源(yuan)適(shi)配(pei)器(qi)的(de)安(an)全(quan)工(gong)作(zuo)的(de)重(zhong)要(yao)措(cuo)施(shi)，目(mu)前(qian)在(zai)國(guo)內(nei)的(de)適(shi)配(pei)器(qi)研(yan)發(fa)和(he)製(zhi)造(zao)業(ye)被(bei)廣(guang)泛(fan)應(ying)用(yong)。該(gai)技(ji)術(shu)是(shi)一(yi)個(ge)擴(kuo)展(zhan)的(de)速(su)度(du)上(shang)的(de)形(xing)式(shi)，在(zai)使(shi)用(yong)這(zhe)種(zhong)保(bao)護(hu)方(fang)法(fa)的(de)適(shi)配(pei)器(qi)電(dian)路(lu)
，一(yi)個(ge)專(zhuan)用(yong)的(de)電(dian)路(lu)，以(yi)監(jian)視(shi)當(dang)前(qian)在(zai)一(yi)次(ci)側(ce)和(he)二(er)次(ci)側(ce)電(dian)壓(ya)。當(dang)輸(shu)出(chu)電(dian)壓(ya)降(jiang)低(di)時(shi)降(jiang)低(di)功(gong)率(lv)。通(tong)過(guo)這(zhe)種(zhong)方(fang)法(fa)，當(dang)負(fu)載(zai)電(dian)阻(zu)降(jiang)低(di)時(shi)減(jian)小(xiao)了(le)輸(shu)出(chu)電(dian)流(liu)，從(cong)而(er)防(fang)止(zhi)了(le)二(er)次(ci)元(yuan)件(jian)受(shou)到(dao)太(tai)大(da)的(de)應(ying)力(li)損(sun)傷(shang)。

方法四：恒功率限製保護

yigehengdingdeshurugonglvxianzhibaohufashijintianwomenyaojieshaodesigekaiguandianyuanshipeiqibaohujishu，shimuqianguoneiwaitongyongdeyigeshuchubaohujishuhezaikaifaguochengzhongdeshipeiqidebijibendiannaoheshoujishipeiqi，bingzuizhong，tadeyingzi。gaifangfadebaohuyuanlishitongguoxianzhizuidafashegonglvbaohuchujicedianlu。danzaifanjibianhuanqizhong，zhezhongjishuhennanbaohuceshuchu。liru，zaiyigebulianxudefanjibianhuanqizhong，yuanshidebianyuanfengzhidianliushiyouxiande，zheshichuanshugonglvdejixian。

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