This video by Robert Feranec hosts Thomas Eichstetter to go step by step measuring and fixing EMC problem of a power supply. They disclose simple tricks to improve EMC by easy filter design.
Content
- Setup to measure EMC of a power supply
- The board with EMC problem
- What is causing EMC issues of power supplies
- How to fix EMC problem by using a filter
- What is needed to measure EMC of a power supply
- Measuring EMC of power supply
- RF wallpaper explained
- Inductor on RF wallpaper
- Measuring impedance of inductor
- Capacitor on RF wallpaper and measured
- Designing a filter
- Measuring EMC of power supply with filter
- Optimizing filter
- Where to download RF wallpaper
- Visual example to show differential and common mode
- Common mode effect when touching circuit
Source:
Robert Feranec
