This circuit is from the 1990 Motorola Linear Databook, which can be developed with more modern equivalent operating systems. The 1 uF capacitor should be of good quality polyester with small leaks
It is like to the previous circuit with a lock that keeps the LED on at the end of the timer. The...
The presented circuit generates a signal in the form of a ladder that can be useful for surveying the...
This 2005 Linear Technology circuit has separate outputs for monitoring the charge and discharge...