MOSFET Amplifier Circuit with Tone Control using IRF530 & IRF9530

Introduction

MOSFET amplifiers are widely used in various audio systems due to their high power output, excellent distortion characteristics, and low noise performance. In this article, we will explore a MOSFET amplifier circuit with tone control using IRF530 and IRF9530 MOSFETs. These MOSFETs, along with other components like BC550C and 2N3819, offer exceptional performance and enable the circuit to deliver high-quality audio output.

Specification of IRF530 and IRF9530 MOSFETs:

  1. IRF530:
    • Type: N-channel MOSFET
    • Voltage Rating: VDS = 100V
    • Continuous Drain Current: ID = 14A
    • Power Dissipation: PD = 77W
    • Fast Switching Speed
    • Low RDS (on) for minimal power dissipation
  2. IRF9530:
    • Type: P-channel MOSFET
    • Voltage Rating: VDS = -100V
    • Continuous Drain Current: ID = -12A
    • Power Dissipation: PD = 69W
    • High Input Impedance
    • Low RDS (on) for reduced power loss

Specification of BC550C and 2N3819:

  1. BC550C:
    • Type: NPN Bipolar Junction Transistor (BJT)
    • Current Gain (hFE): Minimum 420 at 10mA
    • Voltage Rating: VCEO = 45V
    • Power Dissipation: PD = 625mW
    • Low Noise Amplification
  2. 2N3819:



Circuit Diagram of MOSFET Amplifier with Tone Control using IRF530

This project can be built using a few basic components. The circuit diagram of this project is shown below.

MOSFET Amplifier with Tone Control using IRF530 & IRF9530
MOSFET Amplifier with Tone Control using IRF530 & IRF9530
63V Power Supply Circuit Diagram
63V Power Supply Circuit Diagram

Caution: Website contains information on high voltage circuits. Proceed at your own risk, ensuring proper knowledge and precautionary measures to prevent electric shock or injury.




More Circuit Layouts





Components List of MOSFET Amplifier with Tone Control using IRF530

Following is the list of all components used in this project:

Transistors:

  • IRF530 N-Channel (or MTP12N10) x 1
  • IRF9530 P-Channel (or MTP12P10) x 1
  • BC550C NPN Transistor x 3
  • 2N3819 N-Channel x 1

Resisters:

  • 2.2K Resistor x 4
  • 27K Resistor x
  • 2.2K Trimmer x 2
  • 100Ω Resistor x 1
  • 1K Resistor x 1
  • 330Ω/5W Resistors x 2
  • 220K Resistor x 1
  • 100K Resistor x 1
  • 2.7K Resistor x 1
  • 8.2K Resistor x 2
  • 4.7K Resistor x 1
  • 2.2M Resistor x 1
  • 47K Resistor x 2
  • 33K Resistor x 1
  • 470Ω Resistor x 1
  • 10K Resistor x 1
  • 3.3K Resistor x 1
  • 50K – Log. Potentiometer
  • 100K – Linear Potentiometers
  • 100K – Linear Potentiometers

Capacitors:

  • 22µF Capacitor x 3
  • 47pF Capacitor x 1
  • 100µF Capacitors x 2
  • 2200µF Capacitor x 1
  • 470nF Capacitors x 3
  • 47nF Capacitors x 2
  • 6.8nF Capacitors x 2
  • 10µF Capacitor x 1
  • 470µF Capacitor x 1




Explanation of MOSFET Amplifier with Tone Control using IRF530

Conclusion

The MOSFET amplifier circuit with tone control using IRF530 and IRF9530 MOSFETs, along with supporting components like BC550C and 2N3819, offers a superior audio amplification solution. The unique features of these components, including high power output, low noise performance, and excellent distortion characteristics, make them ideal for various audio applications. With the integration of tone control functionality, the circuit allows users to fine-tune the audio output according to their preferences. Whether in professional sound systems or personal audio setups, this MOSFET amplifier circuit with tone control is sure to deliver exceptional performance and enhance the overall audio experience.

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For more project and circuit diagrams, you can go through the Schematics in the main menu where you can find many interesting projects and circuit diagrams like audio amplifier circuits, voltage booster circuitbattery charger circuit and timer circuits etc., which are all beginner circuit projects. Feel free to check them out!

MOSFET Amplifier with Tone Control using IRF530 & IRF9530
MOSFET Amplifier with Tone Control using IRF530 & IRF9530
63V Power Supply Circuit Diagram
63V Power Supply Circuit Diagram

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