NE555 Frequency Adjustable Pulse Generator Module
The NE555 Pulse Frequency Duty Cycle Adjustable Module is a versatile square wave signal generator capable of producing adjustable output frequencies. While the duty cycle and frequency are not separately adjustable, modifying the duty cycle will inherently change the frequency. It provides single-channel signal output, producing square waves with a duty cycle of approximately fifty percent.
This module typically generates pulses within the frequency range of approximately 4Hz to 1.3KHz. It employs the popular NE555 timer IC operating as an astable multivibrator. Featuring a ten-turn frequency adjustment control and a power-on LED indicator, it finds applications in various fields such as stepper motor control and testing equipment.
The NE555 timer IC, introduced in 1971 by Signetics, is renowned for its versatility in timer, pulse generation, and oscillator applications. It can deliver time delays, serve as an oscillator, and function as a flip-flop element. Its derivatives offer multiple timing circuits within a single package, making it widely utilized due to its simplicity, cost-effectiveness, and stability. Available in both bipolar and low-power CMOS types, it remains a staple in the electronics industry.
This module serves as an efficient square-wave signal generator suitable for experimental development and driving motor controls. It provides adjustable pulses that can be utilized by microcontroller units (MCUs) and related pulse control circuits, offering flexibility and precision in various electronic projects.
Specification:
| Parameter | Specification |
|---|---|
| Integrated Circuit (IC) | NE555 |
| Operating Voltage | Typically 5V to 15V DC |
| Output Current | Up to 200mA |
| Pulse Frequency Range | Adjustable, typically from less than 1Hz to over 100kHz |
| Duty Cycle Range | Adjustable, typically from 50% to 99% |
| Output Pulse Width | Adjustable, typically from a few microseconds to several milliseconds |
| Output | TTL-compatible square wave |
| Onboard Components | Potentiometers or trimmers for frequency, duty cycle, and pulse width adjustment |
| Indicator | LED indicator for power |
| Connections | Typically header pins or screw terminals for easy connection |
| Dimensions | Varies depending on the module, typically compact and suitable for breadboard or PCB mounting |
| Operating Temperature | -40°C to 85°C |
| Applications | Timers, oscillators, LED flashers, tone generators, and more |
| Additional Features | Some modules may include additional features like external trigger input, output enable/disable, etc. |
Package Include:
1 x NE555 Frequency Adjustable Pulse Generator Module
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