PC-03 · Chapter 1 · Passives & Components
Ferrite bead selection
How do you choose a ferrite bead for a power rail filter? What goes wrong if you pick by the rated current?
| Level | ●● onsite technical |
| Track | General board |
| Really testing | Knowing that bead impedance collapses with DC bias and that beads can create resonances. |
Full worked answer: in the book, page 16 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →
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