A dimmer for a simple LED light bulb.
MOC3041 makes triac to fire at start of half-cycle and to stop at its end.
A microcontroller makes a half-cycle ON and a half-cycle OFF.
Should halve the light intensity. In Proteus simulation works.
In practice very quickly flashing LED bulb.
why ?
MOC3041 makes triac to fire at start of half-cycle and to stop at its end.
A microcontroller makes a half-cycle ON and a half-cycle OFF.
Should halve the light intensity. In Proteus simulation works.
In practice very quickly flashing LED bulb.
why ?