With the help of this simple ... a fixed 3V voltage therefore it is very useful when you need to power equipments that require 3 volts but you have only a single 1.5V battery or a 1.2V rechargeable ...

Sometimes I need a 3.3V power source but the only one that I have are the 1.2 volt rechargeable or the common 1.5V alkaline batteries therefore I’ve searched for some type of DC to DC boost converter ...