贴片式中高压铝电解电容器的研究  

Study on medium-high voltage SMD aluminum electrolytic capacitors

作　　者：王安安 杨治安 艾亮 贾明[1,3,4] 陶艳军 

机构地区：[1]湖南艾华集团股份有限公司,湖南益阳413000 [2]湖南省特种电容器工程技术中心,湖南益阳413000 [3]中南大学冶金与环境学院,湖南长沙410083 [4]艾华集团博士后科研流动站协作研发中心,湖南益阳413000

出　　处：《电子元件与材料》2016年第6期32-34,共3页Electronic Components And Materials

基　　金：工信部工业转型升级强基工程专项(No.0714-EMTC02-5271);湖南省战略性新兴产业科技攻关项目(No.2015GK1045)

摘　　要：以适合小型化、集约型发展的贴片式铝电解电容器为研究对象,通过优化工作电解液成分,获得了电导率高、闪火电压高、高温稳定性好等性能良好的工作电解液;并针对贴片式铝电解电容器结构及安装过程中的特殊性,对制备工艺进行了优化,研制出的贴片式中高压铝电解电容器工作电压达450 V,寿命达10 000 h(105℃)。The SMD （Surface Mount Device） aluminum electrolytic capacitor was taken as the research object, whichwas suitable for miniaturization and intensive development. By optimizing the electrolyte composition, the workingelectrolyte with good performance was obtained, which had high conductivity, break-down voltage, temperature stability.According to the particularity of SMD aluminum electrolytic capacitor structure and its installation process, the preparationprocess was optimized. The prepared medium-high voltage SMD aluminum electrolytic capacitor exhibits high workingvoltage of 450 V, long lifetime of 10 000 h at 105 ℃.

关 键 词：贴片式铝电解电容器 中高压 工作电解液 工艺优化 回流焊 高温负荷寿命 

分 类 号：TM535.2[电气工程—电器]