云南快乐十分走势图

电子产品加工中静电防护措施研究

RIQI:2018-05-26 / RENQI: / LAIYUAN:aolongjixie.com

云南快乐十分走势图 DIANZICHANPINJIAGONGZHONGJINGDIANFANGHUCUOSHIYANJIU

电子产品加工中涉及到静电防护的常用术语

静电释放

JINGDIANSHIFANG(ESD)SHIJINGDIANHEZAILIANGGEYOUJINGDIANYUANCHANSHENGDEDAIYOUBUTONGDIANWEIDEWUTIZHIJIANKUAISUCHUANDIDEXIANXIANG。DANGJINGDIANHEJIECHUHUOJIEJINJINGDIANMINGANYUANQIJIANSHIHUIDUIYUANQIJIANZAOCHENGSUNSHANG。

电气过载

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静电释放敏感元器件

JINGDIANSHIFANGMINGAN(ESDS)YUANQIJIANSHINEIXIERONGYISHOUCILEIGAONENGFANGDIANYINGXIANGDEYUANQIJIAN。YUANQIJIANDUIESDDEXIANGDUIMINGANCHENGDUQUJUEYUQIJIEGOUYUCAILIAO。MINGANDUHUISUIZHEYUANQIJIANYUELAIYUEXIAO、YUNSUANSUDUYUELAIYUEKUAIERZENGJIA。

静电对电子产品的危害

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电子产品受到的静电损伤来源

工作台面 打蜡、涂料或油漆表面
未处理的聚乙烯和塑料
玻璃
地板 灌封混凝土
打蜡或成品木材
地瓷砖和地毯
服装和人员 非ESD防护服
合成材料
非ESD防护鞋
头发
座椅 成品木材
聚乙烯类
玻璃纤维
绝缘轮子
包装和操作材料 塑料袋、包、封套
泡沫袋、泡沫塑料
聚苯乙烯塑料
非ESD防护盒、托盘、容器
组装工具和材料 压力喷射
压缩空气
合成毛刷
热风枪、吹风机
复印机、打印机

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典型的静电压生成强度表

来源 湿度
10-20%
湿度
65-90%
地毯上行走 35,000伏 1,500伏
聚乙烯地板上行走 12,000伏 250伏
座椅上的工作人员 6,000伏 100伏
聚乙烯封套(作业指导书) 7,000伏 600伏
从工作台面上拿起塑料袋 20,000伏 1,200伏
有泡沫垫的工作座椅 18,000伏 1,500伏

电子产品加工静电标识

云南快乐十分走势图 JINGGAOBIAOSHIKEGONGXUANGUA、ZHANGTIEYUCHANGFANG、YUANQIJIAN、ZUJIAN、SHEBEIHEBAOZHUANGSHANG,YONGYITIXINGRENMENYOUKENENGDUISUOCAOZUODEYUANQIJIANZAOCHENGJINGDIANHUODIANQIGUOZAISUNSHANG。

ESD敏感符号标志ESD防护符号
静电敏感及静电防护符号

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电子产品加工常用静电防护材料

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云南快乐十分走势图 LEJIESANZHONGBUTONGLEIXINGDEFANGHUBAOZHUANGDEQUBIESHIHENZHONGYAODE:

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云南快乐十分走势图 (3)JINGDIANXIAOSANCAILIAO。

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电子产品加工静电防护工作台

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静电安全操作所允许的最大接地电阻和放电时间

电子产品加工防静电工作台示意图电子产品加工防静电工作台

电子产品加工防静电工作台示例

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云南快乐十分走势图 BAOCHIJINGDIANXIAOSANHEKANGJINGDIANBIAOMIANGONGZUOTAIWUJINGDIANYUANCAILIAO,RUJUBENYIXIPAOMOSULIAO、SULIAOXIXIQI、ZHIZHIBAOZHUANGDAI、SULIAOHUOZHIZHIBIJIBEN、WUJIANJIAYIJIYUANGONGGERENWUPIN。

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云南快乐十分走势图GONGSICHANPINHANGAIGONGYESHENGCHANSHEBEIKONGZHISHEBEIDIANZIKAIFA、QICHEMCUDIANZIKONGZHIXITONGFANGANSHEJI、SIFUKONGZHIBANPCBAJIAGONG、SHUKONGJICHUANGZHUBANPCBAJIAGONG,ZHINENGJIAJUDIANZIYANFA、3DDAYINJIKONGZHIBANPCBAJIAGONGDENGLINGYU。YEWULIUCHENGBAOKUODIANZIFANGANKAIFASHEJI、PCBSHENGCHAN、YUANQIJIANCAIGOU、SMTTIEPIANJIAGONG、YANGJIZHIZUODIAOSHI、PCBAZHONGXIAOPILIANGJIAGONGSHENGCHAN、HOUQIZHIBAOWEIHUYIZHANSHIPCBAJIAGONGFUWU。

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作者:电子产品加工


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