power supply

Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs

LED bulbs are said to be 80% more efficient than other conventional lighting options like fluorescent and incandescent bulbs.…

Arduino Power Supply Shield with 3.3v, 5v and 12v Output Options DIY Arduino Power Supply Shield with 3.3v, 5v and 12v Output Options

When developing electronic projects, the power supply is one of the most important part of whole project and there is always…

Implementing Low Power Consumption in Microcontrollers Minimizing Power Consumption in Microcontrollers

Just as gas (petrol/diesel) is important for bikes, trucks and cars (yeah, excluding Teslas!) to move, so is electric power for…

DIY Breadboard Power Supply Circuit on PCB DIY Breadboard Power Supply Circuit on PCB

A Power supply unit is a very commonly used tool by most engineers during the development stage. I personally use it a lot when…

Overvoltage Protection Circuit Overvoltage Protection Circuit

Protection circuits, like reverse polarity protection, short-circuit protection and over/under voltage protection, are used to…

Power Bank Mobile Phone Charger Circuit on PCB Power Bank Circuit on PCB

The features of the digital products are growing enormously which triggers the frequent usage of smart phones in several…

How to Make a Mini Tesla Coil 9v How to Make a Mini Tesla Coil with 9v Battery

Be it an ordinary high school project or a mind-blowing arcing project, a Tesla Coil is always fun to build and will definitely…

Transformerless Power Supply Transformerless Power Supply

Generating Low voltage DC, from the 220v or 110v AC mains, is very useful and necessary in the field of electronics. Low…