We obtained this circuit in a Maxim documentation from the 90s. The circuit is based on the MAX627. This circuit provides an output voltage of 12 V from an input of 4.5 to 12 V.
August 2016 - It can be purchased from Mouser Electronics new chips from Dialog Semiconductor, the...
With this circuit it is possible to fire an SCR from the light that falls on a phototransistor. The circuit...
Interval pulses emitted by this circuit are picked up in a medium wave radio nearby. The circuit is...