This circuit was obtained in an old documentation, but it is still current by the used components. The circuit must be powered by a 12 V regulated power source.
The circuit shown is from an optoelectronics manual by Texas Instrruments. The bipolar can be u...
This traditional flasher configuration with two transistors drives 5 LEDs with a supply that must...
We found this CMOS circuit for excitation of a relay in an old documentation. The transistor is a...