LED-on-off

PE-B1: LED on/off Circuit 

This entry is part 1 of 3 in the series Basic Electronic Circuits

In this experiment we will see how to make an LED on and off using a switch on breadboard.

Download the set of Practical Electronics Notes & Workbook and start constructing interesting circuits at home.

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About Components

  • Resistor: It protects the LED from burning.
  • LED: There are different colors of LEDs – Red, Green, Yellow, Blue, White and Multicolor LED.
  • Switch: It become ON when pressed and becomes OFF when not pressed.

Circuit diagram & Working

Construct the first circuit in practical electronics and start the journey of fascinating world of practical electronics.
All components are in series. When we press the switch SW1 the LED is ON and when we release Sw1, the LED is OFF.

About LED On/Off Circuit

  1. This circuit is called buffer circuit in digital electronics.
  2. It is used in computers and Android phones.

Circuit Diagram

LED on off bb Vidyasagar Academy Akola

Buy complete workbook of Practical Electronics just for Rs.49. The downloadable PDF copy contains 15 basic projects of practical electronics with complete details. It will help you construct more advanced circuits in practical electronics.

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Dattaraj Vidyasagar
Dattaraj Vidyasagar

Author on this website. He is veteran of Core Electronics since last 35+ years. ATL Mentor of Change, Niti Ayog, Govt. of India, Google Certified Educator, International Robotics Trainer and author of 17 books on electronics, robotics, programming languages and web designing... ➤➤

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