6V to 12V boost converter circuits
Simple Step up DC converter circuit using Transistor 6V to 12V! Read more
Transistor as Switch Experiment
Let’s try transistor as switch, to understand how they work, stop it, find Rb, and What you need to know to use transistors smoothly. Read more
5V Switching Regulator Circuit using transistors
This is LM317 Low dropout regulator 5V 2A using TIP41, The voltage input is 5.1V DC is converted into 5V output,while maximum output current to 2A by TIP41 […] Read more
Triangle wave generator circuit using Schmitt-Trigger
It is easy use a few parts, you can make it now! Read more
Simple Li-ion Battery Charger Circuit with Automatic Cut-Off
Let’s make Simple Li-ion Battery Charger Circuit with auto cut off when fully charged. To revive batteries that dead or so old. And using common components NE555, TL431. Read more