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Towards Zero Defect Caused by ESD Part I Basic ESD Knowledge 第1部分ESD 基础知识 2 Rev. 1.0 Confidential ;
Towards Zero Defect Caused by ESD
What is Electrostatic Discharge (ESD)?
A sudden transfer of charge between bodies at different
electrostatic potentials.
Some examples of ESD are:
1. Lightning
2. The “shock” you sometimes feel during winter when you
walk across the carpet and touch the door knob
3. The cracking and sparks when you remove clothes from your
dryer
ESD seems harmless, but it can damage electronic components and
assemblies
3 Rev. 1.0 Confidential ;Towards Zero Defect Caused by ESD
什么是静电放电Electrostatic Discharge (ESD)?
不同电势物体之间静电荷的瞬间快速转移。
ESD 实例:
1. 闪电
2. 在冬天当你走过地毯,接触门把手时可以感觉到“电击”
3. 当脱毛衣时可以看到的电火花。
ESD 看上去是无害的,但它可以损坏电子器件和部件。
4 Rev. 1.0 Confidential
;Towards Zero Defect Caused by ESD
Two main ways in which charges can be built up:
产生电荷的两种主要途径:
1) By Contact Separation of Materials (Triboelectric
charging)
接触和分离材料(摩擦产生电荷)
2) By Induction
感应
5 Rev. 1.0 Confidential ;
Towards Zero Defect Caused by ESD
Step over of
electrons
电子的转移步骤
Remaining charge
剩余电荷
6 Rev. 1.0 Confidential ;Towards Zero Defect Caused by ESD
* Triboeletric Charging means charge generation by contact and
separation of two objects due to a difference in work function
摩擦产生电荷指由接触和
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