Class D Amplifier Price in BD (Bangladesh) 2026

Class D Amplifier Modules for DIY Audio and Electronics Projects

Class D Amplifier modules are among the most popular audio amplification solutions for modern electronics projects, DIY audio systems, robotics applications, and educational science projects. Known for their high efficiency, compact size, and low heat generation, Class D amplifiers have become the preferred choice for students, hobbyists, makers, and professional developers worldwide.

At Biggan Project, we offer a wide collection of Class D Amplifier boards and modules suitable for various applications, including portable speakers, Bluetooth audio systems, home theater projects, smart audio devices, Arduino projects, ESP32 projects, Raspberry Pi audio systems, robotics, and science fair demonstrations. Whether you are building a small battery-powered speaker or a high-power stereo sound system, you can find the right amplifier module for your project in this category.

What is a Class D Amplifier?

A Class D amplifier is a highly efficient electronic amplifier that uses switching technology to amplify audio signals. Unlike traditional Class A or Class AB amplifiers, Class D amplifiers rapidly switch their output transistors on and off, significantly reducing power loss and heat generation.

Because of their excellent efficiency, typically above 85%, Class D amplifiers are widely used in portable electronics, Bluetooth speakers, wireless audio systems, and battery-operated devices.

Why Choose a Class D Amplifier?

• High power efficiency with minimal energy loss.
• Produces less heat during operation.
• Compact and lightweight design.
• Ideal for battery-powered projects.
• Suitable for portable speaker applications.
• Available in mono and stereo configurations.
• Excellent sound quality with low distortion.
• Easy integration with Arduino, ESP32, and Raspberry Pi.

Popular Class D Amplifier ICs and Modules

This category includes many popular Class D amplifier modules used by electronics enthusiasts, students, and makers.

• PAM8403 Stereo Amplifier Module
• PAM8610 Digital Audio Amplifier Board
• TPA3110 Power Amplifier Module
• TPA3116D2 High Power Amplifier Module
• TPA3118 Audio Amplifier Board
• TPA3255 Hi-Fi Amplifier Module
• MAX98357 I2S Audio Amplifier Module
• PAM8302 Mono Audio Amplifier Module

Applications of Class D Amplifier Modules

Class D amplifier modules can be used in a wide range of projects and products.

• DIY Bluetooth speaker projects
• Portable sound systems
• Arduino audio projects
• ESP32 smart speaker projects
• Raspberry Pi media center projects
• Robotics voice output systems
• School and college science projects
• STEM educational projects
• Home automation audio alerts
• Intercom systems
• Car audio DIY projects

Class D Amplifiers for Students and Science Projects

Students frequently use Class D amplifier modules in science fair projects, engineering assignments, and practical electronics learning. Due to their simple wiring and efficient performance, these modules are perfect for beginners learning audio electronics and embedded systems.

Students can build many innovative projects using Class D amplifiers, including voice announcement systems, smart assistants, talking robots, IoT notification systems, portable speakers, and automatic alarm systems.

For school, college, university, and polytechnic students in Bangladesh, Biggan Project provides genuine amplifier modules suitable for academic and practical electronics projects.

How to Select the Right Class D Amplifier Module?

1. Choose the required output power.
2. Check the operating voltage.
3. Select mono or stereo output.
4. Verify speaker impedance compatibility.
5. Check input interface requirements.
6. Consider available project space.
7. Check heat dissipation needs.
8. Ensure compatibility with your controller or audio source.

Frequently Asked Questions

What is the advantage of a Class D amplifier?

Class D amplifiers offer high efficiency, lower heat generation, compact size, and excellent performance for portable and battery-powered applications.

Are Class D amplifiers suitable for Arduino projects?

Yes. Most Class D amplifier modules can easily be integrated with Arduino, ESP32, ESP8266, and Raspberry Pi projects.

Can I use a Class D amplifier with Bluetooth modules?

Yes. Class D amplifiers are widely used with Bluetooth receiver modules to create wireless speaker systems.

Which Class D amplifier is best for DIY speakers?

PAM8403, TPA3110, TPA3116D2, and PAM8610 are among the most popular choices depending on the required output power.

Where can I buy Class D Amplifier modules in Bangladesh?

You can purchase genuine Class D Amplifier modules from Biggan Project, a trusted online store for electronics components, robotics parts, and science project materials in Bangladesh.

Buy Genuine Class D Amplifier Modules from Biggan Project

Explore our complete collection of Class D Amplifier modules and discover reliable audio solutions for your next electronics innovation. From beginner-friendly mini amplifier boards to high-power digital audio amplifiers, Biggan Project offers quality products for students, makers, robotics enthusiasts, and DIY electronics lovers.

Searchable Keywords: Class D Amplifier, Digital Audio Amplifier Module, PAM8403 Module, TPA3116 Amplifier, Stereo Amplifier Board, Audio Amplifier Module, DIY Speaker Amplifier, Bluetooth Speaker Amplifier, Arduino Audio Amplifier, ESP32 Audio Module, Mini Amplifier Board, High Efficiency Amplifier, Digital Amplifier Board, Science Project Amplifier, Robotics Audio Module, Amplifier Module Bangladesh