This circuit was obtained from an 80s factory manual. The integrated circuits used are uncommon today, but the diagram is for reference only.
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...