The circuit shown in the figure below is from the 1993 Linear Technology Applications. The operational ones used are uncommon and the use of equivalents can be analyzed.
This circuit works in the opposite form to the previous one and drives a relay as a load. The...
We found this circuit in a technical documentation on thyristors from the 70s. The circuit is set...
This project was obtained in a 1982 publication, and depending on the triac used, it can control...