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半導體器件知識.pdf
大小:2M 更新时间:2021-05-28 下载积分:2分
在物理学中。根据材料的导电能力,可以将他们划分导体、绝缘体和半导体。典型的半导体是硅Si和锗Ge,它们都是4价元素。ssii硅原子Ge锗原子Ge ++44硅和锗最外层轨道上的四个电子称为价电子。张飞实战电子官方网站:ww...
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X电容与Y电容容量的计算.pdf
大小:498K 更新时间:2021-05-28 下载积分:2分
Offline switching power supplies have high voltage and highcurrent switching waveforms that generate ElectromagneticInterference (EMI) in the form of both conducted and radiatedemissions. Consequently...
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快速PCB板设计技术.pdf
大小:1M 更新时间:2021-05-28 下载积分:2分
The most important factor in the design of many systems today is speed. 66-MHz thru 200-MHzprocessors are common; 233 and 266-MHz processors are becoming readily available. The demandfor high speed re...
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