Da farko dai, ƙarfin lantarki a cikin da'irar ya yi yawa, wanda ke haifar da rushewar capacitors na fim.

Mafi mahimmancin ma'aunin capacitor na fim shine ƙarfin aiki mai ƙima. Idan ƙarfin lantarki da ke kan da'irar ya wuce ƙarfin aiki mai ƙima na capacitor na fim ɗin, a ƙarƙashin tasirin irin wannan babban ƙarfin lantarki, za a sami mummunan lalacewa na wani ɓangare na fitarwa da lalacewar dielectric a cikin capacitor na fim ɗin, har ma da haifar da lalacewar capacitor.

Na biyu, zafin ya yi yawa.

Duk na'urorin ɗaukar fim suna da yanayin zafin aiki da aka ƙayyade.

Yawancin capacitors ɗin fim da CRE ke ƙera suna da matsakaicin juriyar zafin jiki na 105℃. Idan capacitor ɗin fim ɗin yana aiki a zafin da ya fi na tsawon lokaci, zai hanzarta tsufar zafi na capacitor kuma rayuwar zai yi gajeru sosai. A gefe guda kuma, a cikin shigarwa da amfani da capacitors, ya kamata a ba da kulawa ta musamman ga iska, wargajewar zafi, da kuma hasken rana a ƙarƙashin yanayin aiki na ainihi, don a iya kawar da zafi da ake samu a lokacin aiki na capacitors a kan lokaci, wanda zai iya tsawaita rayuwar capacitors ɗin fim ɗin.

A ƙarshe, siyan ƙananan capacitors na fim marasa inganci.

Yanzu masana'antar ta rikice sosai, saboda kasuwa na fuskantar mummunan yaƙin farashi. Wasu masana'antun, don sanya capacitors ɗinsu su zama masu gasa a farashi, za su zaɓi amfani da capacitors masu juriya marasa ƙarfi don yin kamar suna da girma, wanda zai haifar da matsalar cewa ainihin ƙarfin wutar lantarki na capacitor bai isa ba, kuma yana da sauƙin samun capacitor ɗin fim ɗin ya lalace saboda yawan ƙarfin lantarki.