Examples of BAD Ground in PCB Layout And How to Fix It

Interesting experiments and examples to help you to understand ground layout in PCB. Explained by Hans Rosenberg Links: - Hans' YouTube: https://www.youtube.com/@HansRosenberg74 - Hans' website: https://www.hans-rosenberg.com/ - Video with Eric about GND pins on connectors: https://youtu.be/X-qubBLJDD8 - FEDEVEL courses: https://fedevel.com/courses Questions? - Ask on our Discord here: https://discord.gg/8a8dUcHmrx Chapters: 00:00 What is this video about 00:19 Currents flow under track 03:10 What happen when you are making a board 08:37 Where currents flow 14:01 Experiment: Cut under track 19:51 Floating copper fill 23:15 Grounded copper fill 27:04 Experiment: Filter 35:05 2 Layer vs. 4 Layer 44:00 3 rules to prevent ground problems 46:05 Example: Ground plane 49:52 Example: 1 VIA per GND pin 54:46 Example: Gap in GND plane 1:02:00 Example: FPGA board redesign 1:05:16 Star grounding 1:07:39 Multiple ground planes 1:14:30 Example: Digital and Analog on one board 1:16:40 About Hans ------------------------------------------------------ Would you like to support me? It's simple: - Sign up for online courses hosted on our platform: https://fedevel.com/ - You can also support me through Patreon: https://www.patreon.com/robertferanec - FEDEVEL Discord: https://discord.gg/8a8dUcHmrx It is much appreciated. Thank you, - Robert