PW-08 · Chapter 4 · Power Conversion
Battery-powered power tree
A small battery product needs 3.3 V for an MCU and sensors and 5 V for a motor. Design the power tree.
| Level | ●● onsite technical |
| Track | Power |
| Really testing | Questions first, then topology, then noise isolation. |
Full worked answer: in the book, page 98 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →
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Extra explanation that is not in the book: worked numbers, where people go wrong, and how to say it in the room.
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