热保护元件在微电机中的应用

Application of Thermal Protective Element in Micromotor

叙述双金属热保护器、半导体陶瓷热敏电阻及高分子聚合物PTC元件在不同种类微电机中的应用,并简要介绍这三种热保护元件的结构和工作特性。

The paper related applications of bimetal thermal protector,semiconductor ceramic thermistor and high molecular polymer PTC element in different variety of micromotor,brief introduced their structure and operating characteristic of three kinds thermal protector elements.