low voltage transformers

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low voltage transformers

Post by gemdeco on Sat Jan 09, 2016 4:34 pm

Hi All
    A very technical question,do the low voltage transformers for mobile phones,laptops etc use any electricity when nothing is plugged into them.
   regards
     Alan
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Re: low voltage transformers

Post by brodco on Sat Jan 09, 2016 4:47 pm

Hi wave 

Yes,

but dispite what you hear in the media it's a tiny amount, much less than a watt unless you have a very badly designed product.

Brod.
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