Found in a publication by National Semiconductor, this circuit provides an output voltage of 3.3 V, ideal for supplying microcontrollers. The maximum current is 500 mA.
Using the 2N2646 this circuit was found in a Radio Electronics magazine from July 1968. The...
The purpose of this circuit found in a 1990s Popular Electronics is to increase the current...
Found a documentation for PC from 1992, this circuit is indicated for the English power grid of...