This circuit was obtained in old documentation, but it is valid for modern triacs that must be equipped with heat sink. The trigger element is an ordinary neon lamp.
The operating voltage of this circuit is 18 V, and the source current is 3.5 A. The circuit is...
This circuit was suggested by National Semiconductor in its Linear Applications Handbook. The...
The basic idea of the circuit shown in the figure is to increase the brightness of an ordinary...