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
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- Robert