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Search Results for: 555

Make this Simple Set Reset Circuit using IC 555

Last Updated on February 23, 2020 by Swagatam 18 Comments

In this post we learn a simple IC 555 set/reset application circuit for activating or deactivating a relay alternately. Circuit Operation This electronic set reset circuit is very simple, easy […]

Filed Under: 555 IC Circuits, Electronics Tutorial, Mini Projects, Simple Circuits

Input Trigger Synchronized Monostable Timer Using IC 555

Last Updated on September 18, 2020 by Swagatam 18 Comments

Here we study a simple IC 555 based monostable circuit whose output monostable time duration starts only after the input trigger is released thus making sure that the trigger ON […]



Filed Under: 555 IC Circuits, Timer and Delay Relay

Class D Amplifier Circuit Using IC 555

Last Updated on November 2, 2019 by Swagatam 38 Comments

pinout diagram of IC LM386

A Class D amplifier also termed as a digital amplifier uses pulse width modulation or PWM technology for amplifying the fed small amplitude analogue music signal. Why a Class D […]

Filed Under: 555 IC Circuits, Amplifiers, Audio Projects

Buck Boost Circuit Using IC 555

Last Updated on January 14, 2021 by Swagatam 115 Comments

buck-boost control circuit

The post explains an universal IC 555 based buck-boost circuit which can be used for various different applications involving efficient power processing requirements. Using IC 555 for the Buck-Boost This […]

Filed Under: 555 IC Circuits, Electronics Tutorial, Power Electronics

IC 555 Automatic Emergency Light Circuit

Last Updated on July 6, 2019 by Swagatam 68 Comments

The discussed 2 simple IC 555 based emergency lamp system employs just a single IC 555 and yet is able to switch more than 20 LEDs directly, it will illuminate […]

Filed Under: 555 IC Circuits, Home Electrical Circuits

IC 555 Low Battery Indicator Circuit

Last Updated on November 3, 2019 by Swagatam 52 Comments

The article explains a simple low battery indicator circuit using the IC 555 and a few resistors only. Circuit Concept Many electronic circuits such as emergency lights,  battery chargers, UPS systems, […]

Filed Under: 555 IC Circuits, Sensors and Detectors



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