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Do Differential Pairs Need Ground? Explained by Eric Bogatin
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- 1 What is this video about
- 2 P & N
- 3 Real differential pair vs. two single ended lines
- 4 Differential pair going through a transformer vs. ground
- 5 Are diff pairs routed on board different from diff pairs in cables?
- 6 Differential vs. common
- 7 What if a differential pair doesn't have any return plane - examples explained
- 8 Simulation of a single ended signal vs. return current path
- 9 Simulation differential pair signals vs. return current path
- 10 Tightly vs. loosely coupled differential pairs
- 11 Differential pairs vs. return plane far away
- 12 Example 1: Single ended signal in cable
- 13 Example 2: Single ended vs. differential signal in cable
- 14 Results: Impedance graphs
- 15 Example 3: Single ended vs. differential signal in PCB without GND plane
