Current limiting is the practice in electrical or electronic circuits of imposing an upper limit on the current that may be delivered to a load with the purpose of ...
An inrush current limiter is a component used to limit inrush current to avoid gradual damage to components and avoid blowing fuses or tripping circuit breakers.
The current limit is there to protect the Power supply or DC/DC converter to be over loaded producing excess heat. At short circuits the unit would fail.
Mar 12, 2015 ... Today I will make a DC current limiter.Recently ... Original idea is using LM317 IC as current limiter but it's not work as I expected. .... And if the battery voltage is swing too much, this circuit still does better than a buck converter.
This circuit will limit the current through the load to about 50ma. As before when the input to the base resistor is 5V Q1 turns on and current flows through.
May 12, 2016 ... The bias resistor maximum value is given by RBias=Vin−VZIZ+IB(max) where IZ is the mimimum current to maintain the zener voltage and ...
Apr 10, 2014 ... That's a broad question, so I'll give a broad answer. Just like the control system in the supply measures the output voltage so that it can decide ...