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   sci.electronics.basics      Elementary questions about electronics      72,318 messages   

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   Message 71,421 of 72,318   
   Tobias Gadelha to Helmut Wabnig   
   Re: 12 Vdc led running hot   
   16 Sep 19 10:40:26   
   
   From: tobiasgadelha@gmail.com   
      
   On Friday, August 9, 2019 at 4:00:35 AM UTC-3, Helmut Wabnig wrote:   
   > On Thu, 8 Aug 2019 19:03:46 -0700 (PDT), AK    
   > wrote:   
   >   
   > >I bought some 12 VDC 5 mm red leds.   
   > >   
   > >They work find but...   
   > >   
   > >when I touch the wires going into the led, they were hot enough that I had   
   to remove my hand.   
   > >   
   > >That does not seem normal.   
   > >   
   > >Thanks.   
   >   
   > Don*t touch them, that would be normal.   
   >   
   > Who in the world touches LED wires?   
   >   
   > w-   
      
   It's a easy way to make a test in LED during the commissioning.   
      
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