DUAL LED BLINKER USING 555 TIMER IC

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Step 1: MATERIALS NEEDED

1K RESISTOR

10K RESISTOR

10UF/25V CAPACITOR x1

0.01UF CAPACITOR x1

555 TIMER IC x1

LED x2

Step 2: CIRCUIT DIAGRAM

THIS THE BEAUTIFUL AND SIMPLE CIRCUIT DIAGRAM

I HOPE YOU WILL NOT FACE ANY DIFFICULTY IN FOLLOWING THIS

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Step 3: WHAT IS 555 TIMER IC

555timer is an integrated circuit which contains 8 pins and the description of each pin is given in the pin description. This timer is used in the pulse generation, oscillators and in different timer circuits. The 555timer produces time delays in the oscillator, also in flip flop elements and the 555 timer contains three modes which are Astable, Bistable and Monostable modes. The following diagram shows the 555 timer integrated circuit.

Step 4: PIN DESCRIPTION OF 555 TIMER IC

Step 5: Working

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