This circuit was obtained in a documentation from the National Bureau of Standards of 1968. The circuit is of low current and the output can be changed to voltages between 2 and 30 V.
Found in 1980s Electronic Engineering, this circuit uses common phototransistors as sensors. The...
November 2016 - Torex's new XCL219 and 220 DC-DC converters are available from Mouser Electronics...
This circuit can be used to control loads up to 500 mA from the outputs of microcontrollers such...