HW Interview
MD-02 · Chapter 11 · Measurement, Debug & Failure Analysis

Measuring supply ripple and noise

How do you measure the output ripple and noise of a switching regulator correctly?

Level●● onsite technical
TrackGeneral board
Really testingAvoiding measurement artifacts.
Full worked answer: in the book, page 266 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →

Going deeper

Extra explanation that is not in the book: worked numbers, where people go wrong, and how to say it in the room.

Going deeper for this question is coming.

Errata

No corrections known for this question. All errata

Ask about this question

Stuck on a step, or think something is wrong? Send it with MD-02 in the subject. Good questions get answered on this page, and corrections go into the next printing.

Ask about MD-02

Related

← MD-01 How a scope probe worksMD-03 4-wire Kelvin measurement →