Tag: 555 timer

Latch-up circuit using 555 and opto-coupler

Here’s a simple latch-up circuit using 555 timer and opto-coupler MCT2E. You can also use PC817 in place of MCT2E.

Description: The following circuit works as a toggle switch. The circuit has two stable states, ON and OFF. Once it is

MINIBREAD is a simple technique of making electronic projects on mini breadboard. I have published basic electronic projects keeping electronic

Description: Astable mode of 555 timer is used to generate pulses at regular interval. READ ABOUT ASTABLE MODE. The following

Description: In the monostable mode, the 555 works as a “one-shot” pulse generator. Other applications of monostable mode include timers,

All of us know that NE555(or other versions) is a versatile IC for building big and small projects. Recently, I

Here’s a simple light activated police siren using light dependent resistor and NE555 timer. Before you make this project, I

This flasher circuit is bit different from other flasher circuits published on buildcircuit.com.

Make blinker using arduino as well as NE555 timer IC.