simple lamp dimmer 220v using triac


Posted on Feb 7, 2014

A very simple dimmer circuit with only the essentials. (In this circuit, the values are given for a BT138 at 220V AC, for 115V AC you may have to experiment with the values. ) R1 can vary from one triac to another, put a 220K © trimmer in its place and adjust. After adjustment, measure the result and replace the trimmer with an ordinary resistor of


simple lamp dimmer 220v using triac
Click here to download the full size of the above Circuit.

the same value.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    Simple Cat.5 Network Tester
    Simple applications of neon glow lamps
    Waveform Generators Circuits
    1995 camaro: just swapped the engine/ trans with cradle wheel well
    Understand Radio Architectures
    H-Bridge
    Audio Oscillators
    Refrigerator working principle circuit indicator
    It can produce 10mV- compensation voltage temperature compensation voltage generating circuit
    D A conversion frequency generator complementary bipolar
    IC OCL power amplifier circuit



    Top