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Understanding Switching Regulator Circuit

Last updated on 21 June 2026 by Admin-Lavi Leave a Comment

Switching Regulator are small circuit and easy to understand, as they take little energy pieces from input and send it to output step by step; then they turn power transistor ON and OFF fast and this controls voltage good. Also, they are different from linear regulators as it do not waste energy as heat. In […]

Filed Under: Mini Projects, Power Supply Circuits, Tutorials, Voltage Regulator

Relay Collector vs Emitter Connection: Which Is Better?

Last updated on 21 June 2026 by Admin-Lavi Leave a Comment

Relays are very important in electric circuit for switching ON/OFF, as they control big power load using small signal which is very useful. Also, engineers often use transistors to control relays for better switching and lower power loss, they can connect the relay coil to either the collector side or the emitter side of the […]

Filed Under: Tutorials

Different Types of LEDs: A Comprehensive Guide

Last updated on 19 June 2026 by Admin-Lavi Leave a Comment

LEDs are small light sources that consume less power and produce high brightness. Different types of LEDs, such as standard LEDs, high-power LEDs, RGB LEDs, and SMD LEDs, serve various applications, including TVs, flashlights, displays and decorative lighting. Therefore, today LED is everywhere and is very important part in human life. Working Principle of LEDs: […]

Filed Under: LED and Lamps, Tutorials

Seven Segment Display Circuit: Datasheet, Pinouts And Working

Last updated on 17 June 2026 by Admin-Lavi Leave a Comment

A Seven Segment Display is a simple electronic display device that shows numbers from 0 to 9. Moreover, it contains seven LED segments arranged in the shape of the number “8,” and engineers name each segment from a to g. By turning ON different segments, it can display different numbers. LEDs make the display bright […]

Filed Under: Tutorials

Understanding Photosensitive Devices Circuits

Last updated on 15 June 2026 by Admin-Lavi Leave a Comment

Light is present all around us and photosensitive devices can feel this light, as these are very useful electronic components which change their action when light falls on them. We use these devices in automatic lights, alarms and many other electronic circuits. In this article, for Understanding Photosensitive Devices Circuits we will learn about their […]

Filed Under: LDR Circuits, Sensors and Detectors, Tutorials

Hysteresis in Schmitt Trigger Circuit using IC 555

Last updated on 13 June 2026 by Admin-Lavi Leave a Comment

Schmitt Trigger is special type of comparator, which gives stable switching even if input signal is noisy or slow. We can use a 555 timer IC as a Schmitt trigger and it is also used in many projects. Furthermore, a Schmitt trigger provides two types of output: normal (non-inverting) and inverted square waves. Next, we […]

Filed Under: 555 Timer Projects, Hobby Circuits, Mini Projects, Tutorials

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