On 11/01/2019 09:36, Bernd wrote:
> if I search for cases for my RasPi 3 B+, I found the most cases has
> additional heat spreader and fan. It is fact that a RasPi 3 B+ needs
> additional cooling? (Fans are noisy ...)

Not always. I have a tiny fan on my 3B+ and it is just audible when run
off 5V, but inaudible at 3V3. The lower voltage still gives sufficient
airflow to prevent thermal throttling on any workload I give it, where
as in a case without a fan, it quickly runs away.

---druck

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