This bistable circuit that drives a relay with a pushbutton was found in the March 1pp6 issue of Electronics Now magazine. A common bipolar with a 1k resistor at the base can be used in place of the FET.
This circuit was found in a factory manual from the 1980s. It can serve as the basis for an...
ON Semiconductor NTMJS1D5N04C 40V Industrial MOSFET Available from Mouser Electronics, these ON...
This circuit uses bipolar transistors and unijunction transistors to generate a linear ramp in...