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Old 24th Oct 2020, 4:36 pm   #5
Bazz4CQJ
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Join Date: Apr 2009
Location: Oxfordshire, UK.
Posts: 4,934
Default Re: 12VDC power switching circuit

Maybe a TIP31 would need a driver transistor? Maybe something like a BFY50 would do, and without a driver?

Re a 555, I did think about that; not sure where the pros and cons lie.

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