PW-11 · Chapter 4 · Power Conversion
Measuring phase margin
How do you measure the loop gain and phase margin of a regulator? What is a good margin?
| Level | ●● onsite technical |
| Track | Power |
| Really testing | Bench practice, not just theory. |
Full worked answer: in the book, page 104 — 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 PW-11 in the subject. Good questions get answered on this page, and corrections go into the next printing.
Related
← PW-10 Feed-forward capacitorPW-12 Type III compensation and the RHP zero →