power supply

Relaxation Oscillator using Op-amp Relaxation Oscillator using Op-amp

An operational amplifier is an integral part of Electronics, and we previously learned about Op-amps in various op-amp-based…

Op-Amp Voltage controlled Current Source Circuit Design a Voltage Controlled Current Source Circuit using Op-Amp

In a voltage-controlled current source circuit, as the name implies, a small amount of voltage across the input will…

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…

Cycloconverter types working principle and applications in power electronics Cycloconverters – Types, Working and Applications

Power supplies can be classified into two broad categories: AC power supply and DC power supply. Since only AC power can be…

Arduino Relay Control Tutorial Arduino Relay Control Tutorial

LED Blinking is a very common and almost first program for every embedded learner or beginner. In which we blink an LED with…

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…