This 2005 Linear Technology circuit has separate outputs for monitoring the charge and discharge of a battery. Formulas next to the diagram let you calculate the components.
We found this circuit in the October 1991 issue of Radio Electronics magazine. The circuit uses...
This sinusoidal oscillator was found in the 1993 Linear Interface ICs by Motorola. Other series...
We found this circuit in a Motorola documentation from 1978. The circuit is based on the LM324...