鉭(tan)電(dian)(dian)(dian)容(rong)(rong)電(dian)(dian)(dian)阻(zu)(zu)的(de)(de)作用與最大(da)限流，它的(de)(de)阻(zu)(zu)值(zhi)大(da)小是不(bu)(bu)一樣的(de)(de)。圓柱形線繞(rao)電(dian)(dian)(dian)阻(zu)(zu)燒(shao)(shao)(shao)壞(huai)時(shi)有(you)的(de)(de)會(hui)(hui)(hui)發黑或表(biao)面爆皮、裂(lie)紋(wen)，有(you)的(de)(de)沒(mei)有(you)痕(hen)(hen)跡(ji)。水泥電(dian)(dian)(dian)阻(zu)(zu)是線繞(rao)電(dian)(dian)(dian)阻(zu)(zu)的(de)(de)一種，燒(shao)(shao)(shao)壞(huai)時(shi)會(hui)(hui)(hui)斷裂(lie)，不(bu)(bu)然也沒(mei)有(you)可(ke)見痕(hen)(hen)跡(ji)。穩妥電(dian)(dian)(dian)阻(zu)(zu)燒(shao)(shao)(shao)壞(huai)時(shi)有(you)的(de)(de)表(biao)面會(hui)(hui)(hui)炸掉一塊皮，有(you)的(de)(de)也沒(mei)有(you)什么痕(hen)(hen)跡(ji)，但絕不(bu)(bu)會(hui)(hui)(hui)燒(shao)(shao)(shao)焦發黑。avx鉭(tan)電(dian)(dian)(dian)容(rong)(rong)是依據特征(zheng)來查(cha)看電(dian)(dian)(dian)阻(zu)(zu)時(shi)可(ke)有(you)所側重，快速找出損(sun)壞(huai)的(de)(de)電(dian)(dian)(dian)阻(zu)(zu)。三(san)極管的(de)(de)損(sun)壞(huai)是PN結(jie)(jie)擊穿(chuan)或開路(lu)，其間以(yi)擊穿(chuan)短路(lu)居多。此外還有(you)兩種損(sun)壞(huai)表(biao)現：avx鉭(tan)電(dian)(dian)(dian)容(rong)(rong)是熱穩定性變差，表(biao)現為開機時(shi)正(zheng)(zheng)(zheng)常，功課一段時(shi)間后，產生軟(ruan)擊穿(chuan);就(jiu)會(hui)(hui)(hui)發現其PN結(jie)(jie)正(zheng)(zheng)(zheng)向(xiang)(xiang)阻(zu)(zu)值(zhi)比正(zheng)(zheng)(zheng)常值(zhi)大(da)。測(ce)量(liang)avx鉭(tan)電(dian)(dian)(dian)容(rong)(rong)可(ke)以(yi)用指針萬用表(biao)在路(lu)測(ce)量(liang)，較準確的(de)(de)方(fang)法是在路(lu)測(ce)avx鉭(tan)電(dian)(dian)(dian)容(rong)(rong)的(de)(de)PN結(jie)(jie)正(zheng)(zheng)(zheng)、反向(xiang)(xiang)電(dian)(dian)(dian)阻(zu)(zu)，正(zheng)(zheng)(zheng)向(xiang)(xiang)電(dian)(dian)(dian)阻(zu)(zu)不(bu)(bu)太大(da)正(zheng)(zheng)(zheng)常值(zhi)，反向(xiang)(xiang)電(dian)(dian)(dian)阻(zu)(zu)足夠大(da)正(zheng)(zheng)(zheng)向(xiang)(xiang)值(zhi)，標(biao)明該(gai)PN結(jie)(jie)正(zheng)(zheng)(zheng)常，反之就(jiu)值(zhi)得懷(huai)疑，需(xu)焊下后再測(ce)。

信息來源：avx鉭(tan)電(dian)(dian)容，貼(tie)片(pian)鉭(tan)電(dian)(dian)容，基美(mei)貼(tie)片(pian)鉭(tan)電(dian)(dian)容，avx貼(tie)片(pian)鉭(tan)電(dian)(dian)容，基美(mei)鉭(tan)電(dian)(dian)容