Introduction: Make Your Own Power Supply

Picture of Make Your Own Power Supply

Today, I am going to show you how to prepare your own 5v Power supply with extremely basic things.

This project can be made by anyone who has knowledge about some of the basics.

Step 1: Components

1. 230v AC-9v AC Transformer

2. 1N4007 Diodes x 4

3. 7805 Voltage Regulator IC

4. 10uF Capacitors x 2

Step 2: Transformer

Picture of Transformer

The transformer used here is 230v AC - 9V AC. The two red wires are for input and two yellow wires are for output and the blue wire is the Center Tape.

Red-Input

Yellow-Output

Blue- C.T.

Step 3: Circuit Diagram

Picture of Circuit Diagram

This is the circuit Diagram for the project.

Assemble the components as shown in circuit Diagram and your circuit will be ready.

Step 4: Rectifier

Picture of Rectifier

Rectifier circuit consists of 4 1N4007 Diodes. This diodes are arranged in special Way. Look Circuit Diagram for Connections.

Rectifier circuit Converts AC current to DC.

Step 5: Finally..

Picture of Finally..

Finally add 7805 and two capacitors as per the circuit Diagram and your power supply is ready.

Comments

sparks_vfr (author)2017-06-17

Schematic doesn't show caps.

What is the Max Current the 7805 can be used at continuously with and without a heatsink.

Whats size heat sink ?

v.poor, like most of your other 'ibles.. Take more time, be acurate :)

BeachsideHank (author)2017-06-09

It appears you have the + and - connections transposed at the bridge, otherwise all is good. ☺

About This Instructable

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Bio: Hello, I am 17 year old innovator living in India. My interest lies in Electronics. Surf through my creations and enjoy!!!!1
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