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5PCS PAM8403 Super Mini Digital Amplifier Board – 2 × 3W Class D, USB 2.5‑5V Powered
Product Overview
Elevate your audio projects with our 5‑pack PAM8403 super mini digital amplifier boards. Each board delivers two 3W Class D amplification channels, providing clean, distortion‑free sound from a compact 2.5 V to 5 V USB power source. Ideal for DIY audio, Raspberry Pi projects, Bluetooth speakers, and portable sound systems.
Key Highlights
- Dual 3 W output – 6 W total power for high‑quality audio
- Class D design – low power consumption, high efficiency (up to 90%)
- Wide input voltage: 2.5 V to 5 V, perfect for USB‑powered devices
- Compact footprint – 30 mm × 30 mm, ideal for space‑constrained builds
- Built‑in protection – over‑current, over‑temperature, and short‑circuit safeguards
- Ready‑to‑use PCB – no soldering required for quick prototyping
- 5‑pack bundle – cost‑effective for hobbyists, makers, and small businesses
Technical Specifications
Chip: PAM8403 (2‑channel, 3 W each)
Input Voltage: 2.5 V – 5 V (USB)
Output Power: 3 W per channel (6 W total)
Signal Type: Digital (I²S/SPI) – no analog input required
Operating Temperature: –20 °C to +70 °C
Dimensions: 30 mm × 30 mm × 5 mm
Package: 5 × SOP-16 or DIP-16 (depending on variant)
Applications
• Portable Bluetooth speakers
• Raspberry Pi audio projects
• Arduino‑based sound systems
• DIY headphones amplifiers
• Embedded audio in IoT devices
• Educational kits and prototyping
Why Choose Our PAM8403 Boards?
Our boards combine the proven performance of the PAM8403 with a user‑friendly design that saves time and reduces assembly costs. Whether you’re a hobbyist building a custom speaker or a small manufacturer scaling a product, the 5‑pack offers unbeatable value and reliability.
Ordering Information
Purchase the 5‑pack bundle for a complete set of high‑performance, USB‑powered amplifier boards. Fast shipping and a 30‑day satisfaction guarantee. Upgrade your audio projects today!
Price: Original price was: $ 7.63.$ 2.54Current price is: $ 2.54.