This automotive circuit was obtained from an 80's schematic from the integrated circuit factory itself. The voltage regulator is still common, but the operational amplifier is of the time.
This circuit can use both separate LEDs and a common cathode display when one segment indicates...
This circuit was obtained from an English magazine from 1976. What this circuit does is start from...
Mouser Electronics already has Intersil's IS8215M Power Step-Down modules, suitable for...