NE555 Timer IC – Precision Timer, Oscillator & Pulse Generator

The NE555 Timer IC is one of the most popular components in electronics, trusted for decades by hobbyists, students, and professionals alike. Known for its accuracy, stability, and simplicity, the NE555 can be configured to work in different modes:

• Astable Mode: Generates continuous square waves for clocks, LED flashers, and tone generators.

• Monostable Mode: Produces a single pulse with precise timing, useful in delay circuits and switch debouncing.

• Bistable Mode: Works as a flip-flop or simple memory latch.

With just a few external resistors and capacitors, you can create timers, oscillators, PWM signals, frequency generators, alarms, LED flashers, and much more. The IC can source or sink up to 200mA, making it capable of directly driving LEDs, buzzers, and small relays.

This compact 8-pin chip is a must-have for any electronics lab or DIY project kit. Whether you’re a beginner learning the basics of circuits or an experienced maker working on prototypes, the NE555 provides endless possibilities.

Key Features

• Operating Voltage: 4.5V – 15V

• Output Current: Up to 200mA

• Adjustable timing: microseconds to hours (based on RC components)

• Highly stable and reliable operation

• Available in DIP-8 package for breadboard and prototyping use

• Extremely low cost, high versatility

Applications

• LED blinkers & flashers

• Timers & delay circuits

• Tone generators & alarms

• PWM (Pulse Width Modulation) controllers

• Frequency generators & oscillators

• Relay drivers & control systems

⚡ The NE555 Timer IC is an essential component for every electronics enthusiast. Add it to your project parts collection and unlock unlimited circuit ideas!