PAM8403 5V 3W Mini Stereo Audio Amplifier Module – Compact Class-D PCB for DIY Projects
PAM8403 5V 3W Mini Stereo Audio Amplifier Module – Compact Class-D PCB for DIY Projects
The PAM8403 5V 3W Mini Stereo Audio Amplifier PCB Module is also known as a compact Class-D stereo amplifier board, ideal for low-power audio applications.
High-Efficiency Audio Amplification for DIY Projects.
Elevate your audio projects with the PAM8403 module, delivering clear stereo sound in a compact form.
• Compact Design: Fits seamlessly into small enclosures and portable devices.
• High Efficiency: Class-D architecture ensures minimal power loss.
• Low Distortion: Provides clean audio output with low THD+N.
• Versatile Power Supply: Operates efficiently with USB or battery power sources.
• Easy Integration: Compatible with Arduino, Raspberry Pi, and other microcontrollers.
Ideal for New Zealand tech enthusiasts seeking reliable audio solutions for their DIY electronics projects.
Features:
• Operating Voltage: 2.5V to 5.5V.
• Output Power: 3W + 3W (at 4Ω).
• High Efficiency: Up to 90%.
• Low THD+N for clear audio.
• Filterless design reduces external components.
• Short-circuit and thermal protection.
• Compact PCB size: 24mm x 15mm.
• No heat sink required under normal operation.
Applications:
• DIY Bluetooth speakers.
• Portable audio systems.
• Arduino and Raspberry Pi audio projects.
• Custom MP3/MP4 players.
• Educational electronics kits.
• Sound enhancement for small devices.
Technical Specifications:
Sold as: Each.
Packaging: Bulk.
Product Code: PAM8403-5V-3W-AMP-NZ.
Amplifier Type: Class-D.
Operating Voltage: 2.5V – 5.5V DC.
Output Power: 3W + 3W (stereo output at 4Ω, 5V).
THD+N: Low, ensuring high-quality audio.
Output Channels: 2 (Stereo).
Applications: DIY Audio, Portable Speakers, Embedded Systems.
Product Type: Mini Stereo Audio Amplifier Module.
Channels: Dual-channel stereo output.
Efficiency: Up to 90% under typical load.
Design: Filterless (no external LC filter required).
Volume Control: Not included.
Heat Sink Required: No, operates cool under normal loads.
Speaker Compatibility: 4Ω and 8Ω speakers supported.
THD+N: Low distortion for clean audio output.
Microcontroller Compatibility: Compatible with Arduino, Raspberry Pi, ESP32, and similar platforms.
Protection Features: No onboard short-circuit or thermal protection.
PCB Dimensions: Approx. 24mm x 15mm.
Applications: DIY Audio, Portable Speakers, Embedded Projects.
Product Category: Audio Amplifiers.
Package includes: 1x PAM8403 5V 3W Mini Stereo Audio Amplifier PCB Module.
*Does not include Speakers, Power supply, Audio input cables, Enclosure or mounting hardware. The image is for illustrative purposes only. Due to variations in camera settings, lighting, manufacturing processes, monitors, and supply, colours may differ. Product appearance and specifications are subject to change without notice.
Combine & Save. Explore our range of cables, parts and accessories.
People also search for: mini audio amplifier, 5V stereo amplifier, PAM8403 module, DIY audio amp, Arduino audio.
We offer bulk discounts to New Zealand-based businesses, schools, and government agencies — contact us for pricing on larger orders!
1-year return to base refund or replacement guarantee.
Frequently Asked Questions and Answers (FAQ):
Q: Can I power the PAM8403 module using a USB port? Yes, the module operates efficiently with a 5V USB power source, such as a computer USB port or power bank.
Q: What type of speakers are compatible with this module? The module can drive 4Ω or 8Ω speakers. For optimal performance, use speakers rated at 3W or higher.
Q: Is this amplifier suitable for battery-powered projects? Absolutely. Its high efficiency and low power consumption make it ideal for portable, battery-operated applications.
Q: Does the module include volume control? This does not come with an onboard potentiometer for volume adjustment.
Q: Can I use this module with my Arduino or Raspberry Pi? Yes, the PAM8403 module is compatible with various microcontrollers, including Arduino and Raspberry Pi, for audio output applications.
Q. Do you offer bulk discounts for businesses or schools? Yes! Please contact us for bulk pricing on larger orders.
We welcome & answer all questions.
