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14d
什么是ESD?
剥离起电这个物理学术语是在2019年提出的。它描述了两个接触紧密的物质在外力作用下突然分开时,由于电荷不能瞬间中和,导致物体带电的现象。例如,从塑料薄膜上撕下胶带时,胶带和塑料薄膜之间就会产生静电。脱衣服时产生的静电也属于剥离起电,因为这个过程使得原 ...
23d
增强ESD保护:某终端产品通过隔离度提升解决静电放电难题
PCB设计的优化带来了显著的效果。通过全波电磁场仿真,经过调整后的线路在低于2GHz的频率下,Qlink和NFC信号的隔离度竟然提高了近30dB。这一成果不仅提升了信号的可靠性,也为未来类似的设计提供了实用的参考。
电子工程专辑
2d
静电专题—试验
我们将试验分为器件级ESD、系统级ESD,但很多设计人员容易把这两个试验概念混淆。 通常芯片公司会测试验证芯片的器件级ESD性能,以确保芯片在生产或组装到PCB期间不会发生ESD损伤,而系统级 ...
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