Bridge Rectifier Circuit

Bridge Rectifier used for convert alternating current (AC) into direct current (DC). In this Circuit 4 diodes arranged in a bridge arrangement to achieve this conversion. The Bridge Rectifier is highly efficient and commonly used in various applications where DC power is required from an AC source.

Bridge Rectifier Circuit

In this post, we will discuss about the construction of a bridge rectifier circuit,How  Bridge Rectifier work and designed a bridge rectifier circuit for a 12-volt, 1-amp AC power supply. 


     How the Bridge Rectifier circuit works

    Diode Arrangement
    Two diodes connected in series facing in one direction, and other two diodes connected in series but facing in the opposite direction. This creates a loop through which the AC input passes.
    Diode

    AC Input
    AC input usually labeled as "Input" and "Common" or "Neutral" in A step-down transformer.  The AC inputs are applied across the two ends of the bridge.
    Diode Operation
    Two  diodes will be forward-biased for allowing current to flow through them, while the other two will be reverse-biased for blocking current flow. That means during the positive half-cycle of AC voltage, the two diodes in the positive direction become conductive, allowing current to flow through them. During the negative half-cycle, the roles of the diodes reverse, and the other two diodes become conductive .The voltage drop is  0.7 volts for each diode.
    Output
    As a result of the diode operation, Negative half-cycle of AC waveform is effectively inverted and transformed into a positive half-cycle in the output. The output DC voltage is equal to the peak value of the input AC voltage, minus the voltage drop of the diodes. The output voltage is an almost constant positive voltage with some ripple due to the fact that it's not a perfect DC signal .To  reduce the ripple and get a smoother DC output use additional filtering Capacitors. 

    Bridge Rectifier Circuit For 12 Volt 1 Amp Ac Power Supply

    Constructing of a Bridge rectifier circuit for a 12-volt,1-amp AC power supply is a fundamental skill for electronics enthusiasts.This circuit provides a source of DC power for various applications.
    The transformer stepping down the voltage from the main power source to a suitable level. In this case, a 12-volt AC transformer is used.Diodes play a crucial role in the bridge rectifier circuit by allowing current flow in only one direction.They form the bridge configuration, ensuring that the AC input is converted into a unidirectional DC output.Lets make bridge rectifier circuit  for a 12-volt, 1-amp AC power supply

    Components Required  Bridge Rectifier Circuit 

    ⇒Diode-IN4007(4 pcs)
    Electrolytic Capacitor-1000μF/25v
    Step-Down Transformer-12V-1A

    Complete Circuit Diagram of  Bridge Rectifier Circuit

    Click on the Download buttons to download the Circuit Diagram for Bridge Rectifier Circuit
    Bridge Rectifier Circuit

    Step by step video tutorial Bridge Rectifier Circuit


    Complete setup of Bridge Rectifier Circuit

    When AC power is supplied to the transformer,the transformer is stepping down the AC voltage and bridge rectifier circuit converts the alternating voltage into a pulsating DC voltage.The smoothing capacitor then filters out the ripples, resulting in a relatively stable DC output voltage. 
     
     
    Warning:Mishandling AC current can be hazardous.Please Ensure that you are familiar with proper safety procedures, and take necessary precautions when working with High-voltage AC current it can be potentially very dangerous.

    Diy Tech Shop is not responsible for any injuries or damages while following this tutorial post.

     Frequently Asked Questions

    What is Bridge Rectifier circuit ?

    A Bridge Rectifier is used to convert alternating current (AC) to direct current (DC).Bridge Rectifier circuit rectifies both the positive and negative halves of the AC waveform,providing a continuous and stable DC output.

    Why smoothing capacitor is use in the Bridge Rectifier circuit?

    The smoothing capacitor is added in Bridge Rectifier circuit to reduce voltage ripples in the DC output.Capacitor stores electrical charge during the peaks of the rectified waveform and releases it during the troughs,resulting in a more stable DC voltage output.


    By understanding the functions of each component and the overall operation of the circuit, you can now design your own bridge rectifier circuits for various power supply applications.

    Thank you for being a part of this "Bridge Rectifier Circuit" project.


    Warm regards

    Diy Tech Shop
     

    Post a Comment

    0 Comments
    * Please Don't Spam Here. All the Comments are Reviewed by Admin.