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3Pcs PAM8403 Mini Digital Audio Amplifier Board, DC 5V 3W+3W Amp Module
- PAM8403 Mini Digital Amplifier Board: This compact amplifier board is based on the PAM8403 digital power amplifier chip, designed for small speakers, DIY audio systems, USB-powered sound projects, mini speakers, and electronic audio experiments.; 5V USB-Powered Operation: The module operates with a DC 5V power supply, making it easy to power from USB adapters, power banks, 5V regulator modules, or other stable 5V sources for portable and desktop audio applications.; 3W + 3W Stereo Output: With 3W × 2 output power, this board supports left and right channel stereo amplification, suitable for driving small speakers in mini audio systems, Bluetooth speaker projects, MP3 player modules, and DIY sound devices.; Compact Ready-to-Use Module: Designed as a ready-to-use amplifier board, it requires only power, audio input, and speaker connections to build a simple stereo sound system. The compact size makes it easy to install inside small speaker enclosures, control boxes, toys, or portable devices.; Small PCB for DIY Integration: Available in compact board sizes, including approximately 30 × 30mm for the blue board and 29.5 × 20.2 × 15mm for the green board excluding protruding potentiometer shafts. Ideal for speaker repair, audio upgrades, Bluetooth speaker builds, and low-power electronic projects.
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Overview
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The PAM8403 mini digital power amplifier board is a compact stereo audio amplifier module designed for DIY speakers, portable audio devices, small sound systems, electronic experiments, and USB-powered audio projects. Built around the PAM8403 digital power amplifier chip, this module provides 3W + 3W stereo output power while maintaining a small footprint and efficient operation.
Product
Operating Voltage: 5V DC
Output Power: 3W × 2 / 3W + 3W stereo output
Audio Channels: Left and right stereo channels
Blue Board Dimensions: 30 × 30 mm
Green Board Dimensions: 29.5 × 20.2 × 15 mm
Power Supply Type: 5V DC / USB-powered compatible
Application: Speaker amplifier board, DIY audio module, electronic audio project module Pin
Description POWER+: Power supply positive input
POWER-: Power supply negative / ground
L: Left channel audio input
G: Audio input ground
R: Right channel audio input
Rout: Right channel audio output
Lout: Left channel audio output
Product
Specifications
Product Name: PAM8403 Mini 5V Digital Power Amplifier Board ModuleOperating Voltage: 5V DC
Output Power: 3W × 2 / 3W + 3W stereo output
Audio Channels: Left and right stereo channels
Blue Board Dimensions: 30 × 30 mm
Green Board Dimensions: 29.5 × 20.2 × 15 mm
Power Supply Type: 5V DC / USB-powered compatible
Application: Speaker amplifier board, DIY audio module, electronic audio project module Pin
Description POWER+: Power supply positive input
POWER-: Power supply negative / ground
L: Left channel audio input
G: Audio input ground
R: Right channel audio input
Rout: Right channel audio output
Lout: Left channel audio output
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by NovaStar Tech Return Policy
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