便携式医疗传感器静电放电整改  

Portable Medical Sensor's Electrostatic Discharge Problem Rectification

作　　者：米进财 陈辉[1] 余海涛[1] 

机构地区：[1]工业和信息化部电子第五研究所

出　　处：《安全与电磁兼容》2018年第5期82-85,共4页Safety & EMC

摘　　要：分析某便携式医疗传感器静电测试不合格的原因;通过在USB接口处串接磁珠消耗静电能量,粘贴导电胶布"设计"放电路径,在敏感电路信号线上串接磁珠、并联静电管等方式进行整改。整改后,产品接触放电±6 kV、空气放电±8 kV的功能均为A级,符合YY 0505-2012静电要求。The paper analyzes the reason for a portable medical sensor＇s electrostatic discharge problem, by series magnetic beads in the USB interface to consume the electrostatic energy, paste conductive tape ＂designs＂ to discharge path, series magnetic beads, parallel electrostatic tube in the sensitive circuit signal line, effective solution to the electrostatic discharge problem. After rectification, the product meets the YY 0505-2012 standard electrostatic requirements, that is, contact discharge ±6 kV, air discharge ±8 kV, functions are A-class.

关 键 词：静电放电 放电路径 便携式医疗传感器 电磁兼容 YY 0505-2012 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]