LM317 adjustable power supply circuit
Electronics tutorial Power supplies

LM317 adjustable voltage regulator circuit

LM317 is an adjustable voltage regulator IC. In this project, we will be making a 1.25V to 37V LM317 adjustable voltage regulator circuit. This IC can provide an output current up to 1Amp. It’s a three-terminal positive voltage regulator IC. This voltage regulator requires only two external resistors to set the supply voltage. It has […]

12V to 240V Inverter using 555
Electronics tutorial Inverters Power supplies

12V to 230V Inverter Circuit Diagram using 555 timer IC

The circuit in this article shows you a simple way to build a 12v to 230v inverter circuit diagram of 100watt power using 555 IC. 555 is a timer ic which is used to generate time delay. On these properties, it can be used to make a power inverter. CD4047 Inverter circuit This Inverter does […]

Automatic Battery charger circuit
Electronics tutorial Power supplies

Automatic Battery Charger circuit using LM358 OP-AMP

This Automatic battery charger circuit cuts-off power supply when the battery gets fully charged. This circuit can charge any battery like Li-Po, Lead Acid, or Ni-Cd if you set it properly. Everyone needs a Battery Charger with a Battery. It charges the Lead Acid Battery up to 50Ah. You can set the battery cutoff threshold by setting […]

power inverter using ic CD 4047
Electronics tutorial Inverters Power supplies

CD4047 Inverter, 100 watt Power, Also why its not good?

In this project, we will make CD4047 Inverter, and also we will discuss why they are not a good solution? An inverter is a device that converts DC voltage to AC. They are very important for power backup in a remote location like villages where there is a frequent power cut off problem also in […]

5 volt power supply
5 volt DC power supply Electronics tutorial Power supplies

5 volt power supply Using LM- 7805 IC

Mostly we need a 5-volt power supply for micro-controllers, digital chips, op-amps, etc. So, we want a small as well as reliable 5v power supply. The article is completely about such a type of power supply. We are using LM-7805 IC to build a 5-volt power supply. 7805 is a 5V fixed three-terminal voltage regulator. […]