上海维安半导体是全球电路保护&功率半导体的优秀供应商，是上海材料研究所控股的上海维安电子有限公司的子公司，主要研究半导体保护器件、半导体功率器件和集成电路产品三大领域，致力于开发新型高性能半导体器件，立志做全球技术领先的半导体器件及方案供应商。客户覆盖通讯、安防、3C、医疗、工业、汽车、电视及面板等行业。

Wayon was founded by Shanghai Research Institute of Materials in the year of 1996.  Wayon is one of global core providers of electronic circuit protection solutions. The main products consist of PPTC, CPTC and Chip Fuse for over-current protection; TVS, Thyristor and ESD for over-voltage protection; Thermal Fuse, for over-temperature protection; and BMS，MOSFET， Protection IC， SCF etc. The product application covers telecommunications, rechargeable batteries, IT equipment, automotive Small Power Motor and Automotive Electronics , industrial equipment and consumer electronics.