Found in a 90s Maxim documentation, this circuit disconnects the battery in case of overload. The components used are from that time.
This circuit uses a LM3900 Norton amplifier and a 2.7 V zener diode to supply a current of 1 mA to...
This circuit was obtained in an English magazine from 1980, but it can still be easily assembled today,...
The 4046 PLL is uncommon these days. This circuit was found in the August 1994 issue of...