This very low current circuit was found in the April 1995 issue of Electronics Now magazine. The circuit operates at voltages from 6.5 to 10 V.
This circuit is from Motorola's Linear Interface ICs of 1993. The circuit can be powered by...
This circuit activates a relay when the supply voltage drops below the value set in the trimpot. The...
Based on National semiconductor power operational amplifiers, uncommon today, this circuit...