【摘要】 本文根据ZnO压敏电阻器的导电模型探讨了晶粒尺寸、形状、晶界结构等因素对ZnO压敏电阻大电流特性的影响;讨论了影响ZnO压敏电阻器残压特性的主要因素及机理,从而获得了改善其残压特性的有效方法.更多还原

【Abstract】 This paper is concerned with a conduction model for ZnO varistor, the vari-ation of high-current characteristics with the grain size, Its shape and intergranular layer construction as well as the factors influencing the residual voltage characteristics of ZnO varistors and the mechanism. An effective method is suggested fot improving the residual voltage characteristics.更多还原