Odd-Mode Impedance vs. Characteristic Impedance in Differential Pairs

In this video, Zach Peterson answers a viewer question about odd-mode impedance and characteristic impedance in differential pairs, and how this relates to capacitance between the two traces in a differential pair. #pcbmanufacturing #pcbdesign #electronics #electronicsdesign #altium #altiumdesigner #signalintegrity RELATED VIDEOS: Demystifying Differential Pairs: 5 Common Myths Debunked!: https://www.youtube.com/watch?v=XrIL1OnDfpI Do You Really Need Ground for Differential Pairs?: https://www.youtube.com/watch?v=jtPu-e0L3zo 👉 Follow Zachariah Peterson on LinkedIn: https://www.linkedin.com/in/zachariah-peterson/ 👉 Looking for PCB design services? Find me at: https://www.nwengineeringllc.com 👉 Zach's PCB design presentations, videos, and papers: https://www.zachariahpeterson.com/ 👉 Subscribe to Altium Academy: https://www.youtube.com/@AltiumAcademy 0:00 - Introduction 1:33 - Odd Mode Impedance vs. Differential Impedance 4:01 - Characteristic Impedance and Its Relation to Spacing 7:01 - Real-World Impact of Incorrect Termination 10:18 - Verifying Impedance 11:23 - Outro WHO IS ZACH PETERSON? Zachariah Peterson is a well-known PCB design expert, electronics design consultant, and dynamic speaker. He works with industry-leading ECAD/EDA software companies, electronics manufacturers, and OEMs providing technical consulting, strategy, and deeply technical content on PCB design and electronics manufacturing. He is also a contributor to popular engineering publications in the electronics industry and top-tier research journals.