SD-02 · Chapter 12 · System Design (Open-Ended)
Multirail power telemetry
Design power telemetry for a board with many rails. Energy readings must be accurate, and short current spikes must also be caught. State your assumptions (for example about a dozen rails from below 1 V to 12 V, 1% energy accuracy, 100 µs spikes).
| Level | ●●● onsite design / senior |
| Track | Senior system |
| Really testing | Bandwidth, accuracy budget, timing. |
Full worked answer: in the book, page 286 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →
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