TO-220FS封装产品的研发和制造

摘要

文章分析了TO-220FS封装产品的内部特点,深入研究对比传统全包封产品内部结构特点情况,介绍产品的工艺流程和过程中出现的各种技术难点,通过原因分析并采取相应的措施,顺利地解决了这些问题。同时根据产品结构特点,在解决问题的同时给出了TO-220FS大批量生产时的工艺条件、工艺技术、改造设备的技术要点,攻克了塑封针孔、去料道、电镀镀层结合不良、剪切拉筋、绝缘测试等问题,顺利地实现了批量生产。装配后产品技术指示达到国际先进水平,产品质量稳定。%This document analyzes the TO-220FS packaged product internal features,in-depth study in comparing the traditional features of the internal structure of the whole encapsulation products.It introduces products and processes that occur to meet a variety of technical difficulty,and take appropriate measures to successfully address these problems by cause analysis.And according to product structure problem-solving at the same time,the document also gives the TO-220FS process conditions,technology,equipment renewal of the technical points in mass production,It solves the problem of the pinhole,deruner,less combine for plating,tendon pull in trimming process,isolation testing etc.,after reading this document and applying the technology,the mass production can be successfully realized,the assembly technology can be reached the international advanced level of technology,product quality is steady,and customer can be very satisfied.