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.
This circuit is from a 2001 publication. The balun transformers are of the commercial type for TV...
This power converter or inverter was found in a 1980s documentation. Transistors should be fitted...
ROHM Semiconductor is featured in a new line of IR LEDs, Proximity Optical Sensors and Ambient...