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Old 13th Jul 2018, 9:16 pm   #19
Oldcodger
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Join Date: Oct 2014
Location: West Midlands, UK.
Posts: 2,181
Default Re: 12V to USB convertor.

Quote:
Originally Posted by paulsherwin View Post
Of course, something like a dashcam will draw much less than 500mA, so you only need to worry about heat dissipation if you're going to power something else. Some smartphones and tablets can draw quite a lot when charging.
Again, thanks, Paul. Your two posts have answered my question- as in can I derive a USB voltage safely from a 7805, and like me, you suggest that the current draw would be light.
And on that note, if admin agree, this post can be closed
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