[sdiy] Basic circuit safety...

[René Schmitz]

Christian Bergmiller schrieb:

> b) use a diode in parallel with the dc socket (wrong polarity voltages
> will be short cut / no good idea in case of AC adapters)

In that case I'd include a fuse before the diode, so the circuit breaks 
if the wrongly orientated supply is shorted by the diode.

Cheers,
  René

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uzs159 at uni-bonn.de
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