Voltage regulator module using 7805

Most of the TTL ICs are working on 5V. Many methods are there to design a 5V stabilizer circuit. Here, we are introducing a simple DIY board by which even the starters could easily design a 5V regulated voltage supply.

Components required

  • Printed Circuit Board – 1
  • 7805 voltage regulator IC – 1
  • Screw terminal 5mm – 2
  • 0.33 micro Farad capacitor –
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LED flasher / Astable multivibrator module using 555 timer IC

A simple module based on 555 timer IC, which will help you to make an LED flasher / Astable multivibrator easily.

Package includes :

  • PCB
  • 555 timer IC
  • C1 – 10 Micro Farad
  • 0.01 Micro Farad capacitor
  • R1 – 10K
  • 1K resistor
  • POT 2 – 1 Mega Ohm
  • LED

Assemble the circuit as shown below.

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