5V DC MINI CLASS D PAM8403 USB POWER AMPLIFIER BOARD

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SKU: SR-10032 Category:

The 5V DC Mini Class D PAM8403 USB Power Amplifier Board is a compact and efficient audio amplifier module designed to deliver high-quality stereo sound. It operates on a 5V DC input, making it perfect for USB-powered applications. This board is ideal for portable speakers, DIY audio projects, and any application requiring a small but powerful amplifier.

Key Features of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • Class D Efficiency: Utilizes Class D amplification for high efficiency and low heat generation.
    • Compact Design: Small form factor makes it ideal for space-constrained applications.
    • USB Powered: Operates on a 5V DC input, which can be supplied via a USB port, power bank, or other 5V sources.
    • Stereo Output: Provides 2-channel stereo output, suitable for driving small speakers.
    • Low Noise: Features low distortion and noise for clear audio output.
    • Volume Control: Integrated potentiometer for easy volume adjustment.
    • Easy Integration: Simple to connect with speakers and audio input sources, suitable for DIY projects.
    • Over-current Protection: Includes built-in protection against over-current conditions to safeguard the module.
Technical Specifications of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • Chipset: PAM8403
    • Operating Voltage: 5V DC
    • Output Power: 3W per channel (stereo)
    • Channel Type: 2-Channel Stereo
    • Audio Input: 3.5mm jack or solder pads for direct connection
    • Speaker Output: 2 x 3W at 4Ω load
    • Efficiency: Up to 90% efficiency with low heat generation
    • Dimensions: Compact, suitable for small projects
    • Operating Temperature Range: -40°C to +85°C
Mechanical Specifications of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • Board Dimensions: Small and lightweight, designed for easy integration
    • Mounting: Can be mounted using screws or adhesive tape
    • Connector Type: USB power input, 3.5mm audio input, and speaker output terminals
Schematic Diagram, Connection, Wiring, and Pinout of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • Pin Configuration:
      • VCC: 5V DC power input
      • GND: Ground
      • Audio IN: Audio signal input (left and right channels)
      • Speaker OUT: Left and right speaker output connections
    • Connection: Connect the USB port to a 5V DC power source, audio input via 3.5mm jack, and speakers to the output terminals.
    • Wiring: Ensure proper connection of VCC, GND, Audio IN, and Speaker OUT for optimal performance.
Datasheet of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • For detailed technical specifications and electrical characteristics, refer to the PAM8403 datasheet.
Applications of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • Portable Speakers: Ideal for building compact portable speaker systems.
    • DIY Audio Projects: Perfect for custom audio amplifiers in DIY electronics projects.
    • Embedded Audio Systems: Suitable for integration into embedded systems requiring audio amplification.
    • Computer Speakers: Can be used to power small desktop or laptop speakers.
    • Home Audio Projects: Suitable for home audio projects where a small amplifier is needed.
Equivalent of 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • TPA3116: A higher power Class D amplifier chip for more demanding applications.
    • LM386: A low-power audio amplifier IC suitable for similar applications but with lower output power.
Keywords for 5V DC Mini Class D PAM8403 USB Power Amplifier Board:
    • PAM8403 Audio Amplifier
    • USB Power Amplifier Board
    • Class D Stereo Amplifier
    • DIY Audio Module
Package Includes:
    • 1 x 5V DC Mini Class D PAM8403 USB Power Amplifier Board

Additional information

Weight 5 g
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5V DC MINI CLASS D PAM8403 USB POWER AMPLIFIER BOARD

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