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AC Power

 

Warning! Any voltage above 30 is considered unsafe. While the circuits presented here work and are safe, they are not guaranteed to be. Exercise your own caution when using these designs as I will not be held liable for any injury.
120vRMS AC to 5v2mA DCSuper simple AC to DC low power converter.AC Power SensingDigital input compatible power sensing circuit.Triac ControlOn off control from low power/voltage switch or microcontroller.