This is one of the many versions of this circuit that can be found on our website. It was published in the October 1987 issue of Radio Electronics magazine. The Triac must be equipped with a heatsink, depending on the load current.

This is one of the many versions of this circuit that can be found on our website. It was published in the October 1987 issue of Radio Electronics magazine. The Triac must be equipped with a heatsink, depending on the load current.