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Power Supply Circuits

Automatic Solar LED Light Circuit

Last updated on 5 July 2026 by Admin-Lavi Leave a Comment

Solar power is free energy and it comes from the sun, it is clean and is renewable, because of this solar lights are very popular today; also this is Automatic Solar LED Light Circuit and it turns ON light at night, and it turns OFF light at day automatically. This circuit requires no switch, making […]

Filed Under: Automation Circuits, Battery Charger Circuits, DIY Projects, LED and Lamps, Power Supply Circuits, Renewable energy, Solar Circuits

6V To 12V Lead Acid Battery Charger Circuit

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

To begin with, this article for 6V To12V Lead Acid Battery Charger Circuit explains about a dual voltage battery charger circuit. Lead acid battery needs correct voltage for proper charging, so this charger circuit gives correct charging for both batteries; here, LM317 IC is the main part of the circuit and it gives stable charging […]

Filed Under: Battery Charger Circuits, DIY Projects, Power Supply Circuits

Transformer Based 12V DC 3A Power Supply Circuit

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

Need a strong 12V DC supply for our electronics projects? then a stable and powerful DC supply is the heart of any electronics project. Also, this Transformer Based 12V DC 3A Power Supply Circuit delivers clean and reliable power and it converts AC mains into smooth DC power and it provides high current with low […]

Filed Under: DIY Projects, Power Supply Circuits

Regulated 9V Power Supply Circuit using IC 7809

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

In many electronic projects, we need clean and fixed voltage for proper working, so this Regulated 9V Power Supply Circuit using IC 7809, it takes higher DC voltage and gives stable 9V output. IC 7809 is easy to use and gives safe, constant voltage and also this power supply is very useful for small electronic […]

Filed Under: DIY Projects, Power Supply Circuits, Voltage Regulator

12V Mini Inverter Circuit using Transistor TIP41

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

This 12V Mini Inverter Circuit using Transistor TIP41 is a simple micro inverter, which converts 12V DC battery power into AC power where the AC output is with low power. Furthermore, it is useful for learning and for small experiments and it can light small AC load like night bulb; also this circuit uses two […]

Filed Under: DIY Projects, Inverter Circuits, Mini Projects, Power Supply Circuits, Transistor Circuits

DIY Inverter Circuit using Transistors

Last updated on 4 July 2026 by Admin-Lavi Leave a Comment

In this tutorial, we will learn about simple inverter circuits that anyone can understand and build easily; also these circuits require only a few components and use no ICs or complex designs. Just two power transistors and a transformer and it converts 12V battery power into AC supply which is good for beginners and DIY […]

Filed Under: DIY Projects, Inverter Circuits, Power Supply Circuits, Transistor Circuits

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