200W Amplifier Circuit using 2SC5200 and 2SA1943 Transistors

200W Power Amplifier Circuit using 2SC5200 & 2SA1943
200W Power Amplifier Circuit using 2SC5200 & 2SA1943

Introduction

Amplifiers are an essential component in audio systems, allowing the amplification of electrical signals to produce a louder and clearer sound. The 200W Amplifier Circuit is a highly efficient and powerful circuit that utilizes popular transistors such as 2SC5200 and 2SA1943 in the output stage, TIP41, TIP42, and BD139 transistors in the driver section, and 2N5401 transistors in the preamplifier section. This article will discuss the circuit’s features, working principle, and specifications of the 2SC5200 and 2SA1943 transistors, providing a comprehensive understanding of this amplifier circuit.

Specifications of 2SC5200 and 2SA1943 Transistors:

  1. High Power Handling Capacity: The 2SC5200 and 2SA1943 transistors are capable of handling high power levels, making them ideal for applications that require substantial amplification.
  2. High Gain: These transistors exhibit a high gain factor, allowing for effective amplification of the input signal.
  3. Low Distortion: The 2SC5200 and 2SA1943 transistors offer low distortion, ensuring a clear and faithful reproduction of the audio signal.
  4. Excellent Thermal Stability: These transistors are designed to dissipate heat efficiently, minimizing the risk of thermal runaway and ensuring stable operation even under heavy load conditions.



200W Amplifier Circuit Diagram using 2SC5200 & 2SA1943

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

200W Power Amplifier Circuit Diagram using 2SC5200 & 2SA1943
Power Amplifier Circuit Diagram using 2SC5200 & 2SA1943

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.

35V power supply Circuit Diagram
35V power supply Circuit Diagram




More Circuit Layouts



Components List of 200W Amplifier Circuit using 2SC5200 & 2SA1943

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

  • 2SC5200 Transistor x 1
  • 2SA1943 Transistor x 1
  • BD139 Transistor x 2
  • TIP41 Transistor x 1
  • TIP42 Transistor x 1
  • 2N5401 Transistor x 2
  • 10Ω Resister x 2
  • 180Ω Resister x 2
  • 39k Resister x 1
  • 100Ω Resister x 2
  • 1k Resister x 1
  • 820Ω Resister x 1
  • 4K7 Resister x 1
  • 2K2 Resister x 3
  • 30k Resister x 1
  • 82Ω Resister x 2
  • 2K7 Resister x 1
  • 33Ω Resister x 2
  • 2k Resister x 1
  • 4.7Ω Resister x 2
  • 10k Potentiometer x 1
  • 1k Potentiometer x 1
  • 2.2uF Capacitor x 1
  • 100nF Capacitor x 5
  • 220pF Capacitor x 1
  • 47uF Capacitor x 3
  • 0.1uF Capacitor x 4
  • 220uF Capacitor x 3
  • 22pF Capacitor x 2
  • 1N5349BRL Diode x 1




Explanation of 200W Amplifier Circuit using 2SC5200 & 2SA1943

Features of the 200W Amplifier Circuit:

The 200W Amplifier Circuit stands out due to its impressive power output of 200 Watts, making it suitable for various audio applications, including home theaters, public address systems, and musical instruments. The circuit implements a push-pull configuration that ensures a balanced and distortion-free sound output. It operates on a symmetrical power supply with a voltage range of approximately ±35V DC, providing stability and reliability during operation.

Working Principle:

The circuit consists of three main stages: the preamplifier stage, the driver stage, and the output stage. The 2N5401 transistors in the preamplifier stage amplify the audio signals from the input source, ensuring a clean and boosted signal. The amplified signal is then fed into the driver stage, consisting of TIP41, TIP42, and BD139 transistors. These transistors provide sufficient current amplification to drive the final output transistors.

In the output stage, the 2SC5200 and 2SA1943 transistors are utilized, which are known for their high power handling capacity and excellent performance characteristics. These transistors, operating in a push-pull configuration, deliver the amplified audio signal to the connected speakers.

Conclusion

The 200W Amplifier Circuit utilizing 2SC5200 and 2SA1943 transistors in the output stage, TIP41, TIP42, and BD139 transistors in the driver stage, and 2N5401 transistors in the preamplifier stage offers an impressive power output and superior audio performance. With its ability to handle high power levels, low distortion, and excellent thermal stability, this circuit is a reliable choice for audio enthusiasts and professionals alike. By implementing this circuit, one can create immersive audio experiences in various applications, achieving a high-quality sound output that enhances the overall audio system’s performance.

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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 circuit and timer circuits etc. Feel free to check them out!

Power Amplifier Circuit using 2SC5200 & 2SA1943 200W
200W Power Amplifier Circuit using 2SC5200 & 2SA1943
Power Amplifier Circuit using 2SC5200 & 2SA1943
200W Power Amplifier Circuit using 2SC5200 & 2SA1943

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