Based on a 555, this 80's American documentation circuit detects the voltage of a battery and can then disconnect the charger. The transistor may be a general purpose type.
January 21, 2016 - Mouser Electronics, Inc. is now shipping the highly anticipated Arduino 101from ...
As in the previous circuit (CB4052E), the relationship of values between the feedback and input...
Found in a National Semiconductor manual from the 90's, this circuit uses components of the time,...