What is a Ballast Resistor?

What is a Ballast Resistor?

Ballast definition

A ballast resistor is a resistor used to limit the current in a circuit and prevent overcurrent faults.

Ballast role

• To maintain the stability of the circuit

• Compensate for changes and protect other components of the network
  

Classification of ballasts

• Inductive ballast

• Electronic ballast

Ballast application

• Used in the ignition system of automobiles

• Lighting system