R/C Tech Forums - View Single Post - Power supply conversion resistor problem.
Thread: Power supply conversion resistor problem.
View Single Post
Old 01-20-2012 | 02:27 PM
  #2  
Dave H
Tech Champion
 
Joined: Oct 2007
Posts: 7,341
Default
Because you are trying to dissipate 25 watts from each 10 watt resistor. Overloaded.

V^2 / R = power

5V^2 / 1 ohm = 25 watts
Dave H is offline  
Reply