This circuit was found in the January 1999 issue of Electronics Now magazine. The turn-on time is given by the capacitor and MOSFET and must be in accordance with the controlled load.
This circuit is from National Semiconductor using an LM11, which is uncommon nowadays. The circuit...
Although it uses a dual-channel FET, which is hard to find today, this circuit was released in a...
We found this circuit in the April 1979 Radio Electronics magazine. Note the filter capacitor bank...