在開(kai)關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)(de)原邊一旦采用有(you)源(yuan)(yuan)(yuan)濾波器(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路，則鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)使(shi)用環境(jing)(jing)(jing)變(bian)(bian)得比以(yi)前更為(wei)嚴酷：（1）高(gao)(gao)頻(pin)脈(mo)沖電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)主(zhu)要(yao)(yao)是20kHz~100kHz的(de)(de)(de)(de)脈(mo)動(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，而且(qie)大(da)(da)幅(fu)度增加；（2）變(bian)(bian)換器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)主(zhu)開(kai)關管發熱，導致鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)周(zhou)圍(wei)溫(wen)度升(sheng)高(gao)(gao)；（3）變(bian)(bian)換器(qi)(qi)(qi)(qi)多采用升(sheng)壓(ya)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路，因此要(yao)(yao)求耐(nai)高(gao)(gao)壓(ya)的(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)。這(zhe)樣一來，利用以(yi)往技術制造的(de)(de)(de)(de)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)，由于(yu)要(yao)(yao)吸收比以(yi)往更大(da)(da)的(de)(de)(de)(de)脈(mo)動(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，不(bu)得不(bu)選(xuan)擇大(da)(da)尺寸的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)。結(jie)果，使(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)(de)體積龐大(da)(da)，難以(yi)用于(yu)小型(xing)(xing)化的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)設(she)備。為(wei)了解(jie)(jie)決(jue)這(zhe)些難題，必須研究(jiu)與開(kai)發一種新型(xing)(xing)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)，體積小、耐(nai)高(gao)(gao)壓(ya)，并且(qie)允許流(liu)(liu)過(guo)大(da)(da)量高(gao)(gao)頻(pin)脈(mo)沖電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)。另外，這(zhe)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)，在高(gao)(gao)溫(wen)環境(jing)(jing)(jing)下工(gong)作(zuo)，工(gong)作(zuo)壽(shou)(shou)(shou)命還須比較長。高(gao)(gao)溫(wen)、長壽(shou)(shou)(shou)命化在開(kai)關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)設(she)計過(guo)程中(zhong)，不(bu)可避免地(di)要(yao)(yao)挑選(xuan)適用的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)。就100μF以(yi)上的(de)(de)(de)(de)中(zhong)、大(da)(da)容(rong)(rong)量產品來說，因為(wei)鋁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)的(de)(de)(de)(de)價格便宜，所以(yi)，迄今使(shi)用的(de)(de)(de)(de)為(wei)廣泛。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)壽(shou)(shou)(shou)命與電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)長期工(gong)作(zuo)的(de)(de)(de)(de)環境(jing)(jing)(jing)溫(wen)度有(you)直接關系，溫(wen)度越高(gao)(gao)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)壽(shou)(shou)(shou)命越短。普(pu)通的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)在環境(jing)(jing)(jing)溫(wen)度為(wei)90℃時已經損壞，如：EPCOSB41303，B43303等型(xing)(xing)號的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)。但是現(xian)在有(you)很多種類的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)(rong)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)工(gong)作(zuo)環境(jing)(jing)(jing)溫(wen)度已經很高(gao)(gao)。

應合理地選擇電(dian)(dian)容(rong)(rong)器(qi)精度(du)及材料類(lei)別(bie)。市售(shou)的片(pian)(pian)狀(zhuang)電(dian)(dian)容(rong)(rong)器(qi)的精度(du)在(zai)0.01μF以(yi)下的，其精度(du)可(ke)達J級(ji)(±5%)；在(zai)0.01μF以(yi)上，則(ze)J級(ji)較少，以(yi)K級(ji)(±lO%)居多(duo)；在(zai)0.1μF以(yi)上，則(ze)以(yi)M級(ji)(±20%)為(wei)(wei)主。(4)市場(chang)上尺寸代碼(ma)為(wei)(wei)0805片(pian)(pian)狀(zhuang)電(dian)(dian)容(rong)(rong)器(qi)的容(rong)(rong)量(liang)規格(ge)（系(xi)列）齊(qi)全，而(er)(er)(er)(er)0603一(yi)(yi)些的容(rong)(rong)量(liang)可(ke)能會(hui)缺(que)貨。在(zai)生(sheng)產批量(liang)不(bu)太大時，為(wei)(wei)防止市場(chang)缺(que)貨而(er)(er)(er)(er)影(ying)響(xiang)生(sheng)產，可(ke)以(yi)將焊盤稍(shao)作延伸(shen)，使(shi)(shi)它能適用(yong)(yong)于0603及0805，避免造(zao)成因缺(que)件而(er)(er)(er)(er)停產。(5)片(pian)(pian)狀(zhuang)多(duo)層陶瓷電(dian)(dian)容(rong)(rong)器(qi)都是卷(juan)裝的，型號(hao)在(zai)帶盤上，而(er)(er)(er)(er)電(dian)(dian)容(rong)(rong)器(qi)上無任何標志。雖然可(ke)以(yi)用(yong)(yong)測量(liang)方(fang)法(fa)知道(dao)其容(rong)(rong)量(liang)，但很(hen)難區別(bie)材料類(lei)別(bie)的精度(du)等級(ji)。因此在(zai)使(shi)(shi)用(yong)(yong)過程中，特別(bie)是手(shou)工裝配(pei)時務必(bi)小心。(6)敞開式片(pian)(pian)狀(zhuang)微(wei)調電(dian)(dian)容(rong)(rong)器(qi)不(bu)能用(yong)(yong)波峰焊，而(er)(er)(er)(er)封(feng)閉式片(pian)(pian)狀(zhuang)微(wei)調電(dian)(dian)容(rong)(rong)器(qi)可(ke)用(yong)(yong)波峰焊。(7)片(pian)(pian)狀(zhuang)電(dian)(dian)容(rong)(rong)器(qi)普遍采(cai)用(yong)(yong)多(duo)層結構，在(zai)使(shi)(shi)用(yong)(yong)時有些人采(cai)用(yong)(yong)烙鐵手(shou)工焊接，此時一(yi)(yi)定(ding)要注意焊接速度(du)，避免過熱，造(zao)成基化端(duan)頭因溫差大而(er)(er)(er)(er)斷裂，使(shi)(shi)容(rong)(rong)量(liang)下降。

長城電(dian)(dian)(dian)器回收公司(si)上(shang)門回收各種(zhong)型號(hao)電(dian)(dian)(dian)解電(dian)(dian)(dian)容器，高(gao)低(di)壓(ya)電(dian)(dian)(dian)容器，自愈(yu)式電(dian)(dian)(dian)容器，蓄電(dian)(dian)(dian)池，鎘鎳電(dian)(dian)(dian)瓶，電(dian)(dian)(dian)抗(kang)器，ME斷路器，智能閘，互(hu)感器，放點線圈，接觸器，空氣開(kai)關，電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)等庫存物(wu)資。以誠為本，信譽至上(shang)。回收，沒極限。歡(huan)迎來電(dian)(dian)(dian)洽談。

1）在確(que)認使(shi)用及安裝環境時(shi)，作為按產品(pin)樣本設計(ji)說明書上所規定(ding)的(de)額定(ding)性(xing)能范(fan)圍內(nei)使(shi)用的(de)電容器，應避免在下屬情況下使(shi)用：

a.高溫(wen)（溫(wen)度(du)(du)超(chao)過溫(wen)度(du)(du)使(shi)用）

b.過流（電流超過額定紋波電流）

c.過壓（電壓超過額定電壓）

d.施加反向電壓或交流電壓。

e.使用(yong)于反(fan)復多次急劇充放電的電路中。

另：1、在(zai)電路設計(ji)時，請選(xuan)用與機器(qi)壽命相當的電容(rong)器(qi)。

2、機器性能有特殊要求(qiu)時，可與(yu)研發人(ren)員(yuan)探討(tao)，制作使用的特規(gui)電容。

2）電容器(qi)外殼、輔助引出端子(zi)與正、負極以及電路板間必須(xu)完全(quan)隔離；

3）當電容(rong)器(qi)套管的絕緣(yuan)不能保證時，在有絕緣(yuan)性能特定要求(qiu)的地方請(qing)不要使用；

4）請不要在下(xia)述(shu)環境(jing)下(xia)使用電容器：

a.直接與水、鹽水及油類接觸、或(huo)結露的環(huan)境；

b.充滿(man)有(you)害氣體的(de)環境（硫化(hua)物，H2S，H2SO3，HNO3，CL2，氨水(shui)等）；

c.置(zhi)于日照、臭氧、紫外線及有性物質的環(huan)境；

d.振動及(ji)(ji)沖擊條件超(chao)過(guo)了樣(yang)本及(ji)(ji)說明書的(de)規定范(fan)圍的(de)惡劣環(huan)境；

5）在設計電(dian)容器的安裝時，必(bi)須確認下述內容：

a.電容器正(zheng)、負(fu)極間距(ju)必須與線路板孔距(ju)相(xiang)吻(wen)合；

b.保證電容器(qi)防爆閥(fa)上方(fang)留(liu)一定的(de)空間；

c.保證(zheng)電容器防爆閥(fa)上(shang)方盡量(liang)避免配(pei)線及安裝其他元(yuan)件(jian)；

d.電(dian)路板上，電(dian)容(rong)器(qi)的(de)安裝(zhuang)位置(zhi)，請不要有其他配線；

e.電(dian)容器(qi)四周及電(dian)路板(ban)上盡量避免設計、安裝發熱元件；

6）另外，在設計電路(lu)時，必須確認以(yi)下內容：

a)溫(wen)度(du)及頻率的變化(hua)不(bu)至于引起電性能變化(hua)；

b)雙面印(yin)刷板上安(an)裝電容器(qi)時(shi)，電容器(qi)的安(an)裝位置避免多余的基板孔(kong)(kong)和過孔(kong)(kong)；

c)兩(liang)只以上電(dian)容(rong)器(qi)并聯連(lian)接時的電(dian)流均衡。

長城電(dian)(dian)器(qi)(qi)回(hui)收公司上(shang)門(men)回(hui)收各種型號電(dian)(dian)解電(dian)(dian)容器(qi)(qi)，高(gao)低壓電(dian)(dian)容器(qi)(qi)，自愈式電(dian)(dian)容器(qi)(qi)，蓄電(dian)(dian)池，鎘(ge)鎳電(dian)(dian)瓶，電(dian)(dian)抗器(qi)(qi)，ME斷路器(qi)(qi)，智能(neng)閘(zha)，互感器(qi)(qi)，放點線圈，接觸器(qi)(qi)，空氣開關，電(dian)(dian)線電(dian)(dian)纜等庫存物資(zi)。以誠為本，信譽至(zhi)上(shang)。回(hui)收，沒極(ji)限。歡迎來電(dian)(dian)洽談。