555 Timer Circuits

555 Timer IC is one of the commonly used IC among students and hobbyists. There are a lot of applications of this IC, mostly used as vibrators like, ASTABLE MULTIVIBRATOR, MONOSTABLE MULTIVIBRATOR and BISTABLE MULTIVIBRATOR. You can find here some interesting circuits based on 555 Timer IC by using these different operating modes.

 

IR Based Security Alarm

IR based security alarm circuit can detect any movement and trigger the alarm. This circuit is very useful in homes, banks,...

Voltage Doubler Circuit

Voltage doubler is the circuit where we get the twice of the input voltage, like if we supply 5v voltage, we will get 10 volt...

RGB Bulb

All the colors can be made from Red, Green and Blue color (RGB), these are the basic three colors from which we can generate...

2 Digit Object/Product Counter

Object counters or product counters are important applications used in industries, shopping malls, etc. They count objects or...

Digital Stopwatch

Often we need stopwatch to differentiate the time of two events. Here in this tutorial we are going to design a simple digital...

Toggle Switch

Toggle switch is used to toggle the output between two devices. Means when one device is ON, second device remains OFF and when...

Digital Dice Circuit

Dice is used to play many games like snake ladder, Ludo etc. Generally dice is made up of wooden or plastic, which gets...

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