All-purpose Relay Driver circuit employing555 Timer IC
Electronics enthusiasts and hobbyists often use multipurpose relay circuits to connect various gadgets to perform tasks for ease of operation and simplicity of circuit design. Low to high-voltage circuit connections, alarms, motor-driven contacts and even simple switching on radios to hear music are some of the gadgets I can enumerate. However, the list is large one can think of to put it in use the relay performs. A good relay driver circuit is necessary for the optimum and reliable function of the relay. In that direction, the IC 555 relay driver circuit is an awesome circuit that can be linked to any relay for immense performance. Moreover, it is versatile and cost-effective and uses very few components. Now we will dwell into the details.
Know your circuit
A simple all-purpose relay driver circuit using IC 555 is shown here. Many of you know the famous timer IC 555. You might have used it in several of your applications. It is a tiny IC DIL package with 8 8-pin sets and operates from varied wide voltages.
Go through the circuit schematic to know how the circuit has been configured.
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| 555-based Relay driver |
Parts List
IC 555
1N 4007 Rectifier Diode
1M ohms resistors - 2 nos.
0.01 MFD capacitor
4.5V Relay
5V Power supply
Know your design
The input circuit is a very versatile one, you can connect to any signal/pulse input - any delay, any pulse according to the functionality of the relay. The driving pulse / Voltage, the circuit activates the DC relay.
You can use either N/O or N/C relay according to your requirements. This is the specialty of the circuit. The circuit gives the best performance for any number of applications and times.
Hence IC 555 relay driver circuit is a bridge between your desired input and desired output functionality for your project needs.
You can visit Electrical Technology site to get basic pin configuration details of IC 555.
Know your assembling
The circuit can be assembled on any general purpose board and it is a simple design and occupies very little space for the components. The bulky parts may be your relay and power transformer if one selects that type. Otherwise, it is a neat circuit design that can be assembled with ease and simplicity.
ALLDATASHEET.COM can also provide you complete details about the IC 555. So visit the site and get informed.
Conclusion
Please give your comments after assembling this versatile relay driver circuit using IC 555. I hope many love to assemble this circuit at least once in your project agenda.
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