Wednesday, June 6, 2018

Common Mode and Differential Mode Filters to limit EMI Issues

This EMI filter includes a common-mode filter and a differential-mode filter. Generally Differential mode filter filters noise less than 30MHz and Common mode filter filters noise from 30 MHz to 100 MHz. Both filters have an effect on the entire frequency where EMI needs limiting.
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Designing Thermal Vias

Enhancing thermal transfer for FR-4 PCBs can be achieved cost-effectively by incorporating thermal vias and plated through-holes (PTH) betwe...