L93, 1000 Watts Dimmer Circuit Using BT139


The power operated component DIAC and TRIAC are used for controlling the output power with using some additional components like Transistor, Capacitor, Resistor and Diode.


This circuit we can use for control the speed of a Induction Motor, Intensity of a Incandescent lamp etc, This circuit control the power upto 1000 watts and its work on phase control principal.


Components:


  • BT139 TRIAC

  • 500K Potentiometer

  • 3.9k Resistor

  • 100nf & 10nf Capacitor

  • DB3 Diode

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