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职业健康与安全 --ESD 培训

Dec 30, 2015

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Kelsey Miller

职业健康与安全 --ESD 培训. 静电概念. ESD ( Electrostatic Discharge , ESD )的中文含意:静电放电 ; 因为电子产品生产中静电放电是静电危害最主要的部分,所以 ESD 成为静电的防护代名词 ;. 常见的静电放电现象. 雷电:电压高达数亿伏; 干燥环境下的静电电击:电压可达数千伏; 绝大多数的静电放电是我们看不到的;. See 5000V. Hear 4500V. Touch 3000V. Component Damage 15-30V. 人们对静电的感知. - PowerPoint PPT Presentation
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ESD ESD;

KW ( I or V )
1 MHz ~ 1 GHz
( 0.5 nsec )
22% 100%
PCBA
2.
3. ,
4.
1x 105 Ω/square,
1x 104 Ω-CM
Static Dissipative Material
1x 105 Ω/square——1x 1012 Ω/square, 1x 104 Ω-CM——1x 1011 Ω-CM
Anti-Static Material
EPA

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EPA

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2.

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