HW Interview
PW-18 · Chapter 4 · Power Conversion

Snubber on the switch node

The switch node of a buck rings at 200 MHz with large overshoot. Why, and how do you fix it?

Level●● onsite technical
TrackPower
Really testingParasitic LC and damping.
Full worked answer: in the book, page 118 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →

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