PAM8403 5V 2×3W Stereo Class-D Amplifier with Volume Control

PAM8403 amplifier board DESCRIPTION :
product information: 

PAM8403 is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips, the circuit uses the most reasonable peripheral configuration, and the power filter is upgraded to 470uf (some
sellers do not even have 100uf or even no capacitor) 1.6mm glass fiber sheet, really put The power amplifier board is the most meticulous, and it outputs 3W+3W high-fidelity sound quality. It is a rare good product for power amplifier enthusiasts. The potentiometer uses original anti-meter body, and the life span can reach 15 years. The potentiometer with switch can turn off the power directly counterclockwise. Since its listing, it has been well received by buyers!


Operating voltage: 2.5V-5.5V
Maximum output power: 3W*2(5V 4Ω)
PCB size :
Length: 29mm
Width: 20mm
Overall height after installed is about 16mm.

Note:
please make sure the power supply is not more than 5.5V and please don't do reverse polarity for "+" and "-", or else, it will burn the board.

Package included:
* 1 x Mini PAM8403 5V 2Channel USB Power Audio Amplifier Board 3Wx2W Volume Control

🔹 Key Applications
DIY portable speaker projects
USB powered audio systems
Embedded audio modules
Microcontroller audio output projects

🔹 Why Choose This Module?
Low voltage 5V operation
Integrated volume control
Compact board design
Efficient Class-D amplification

🔹 Technical Specifications
Amplifier IC: PAM8403
Output Power: 2 × 3W
Operating Voltage: 5V DC
Audio Channels: Stereo

🔹 What’s Included
1 × PAM8403 Stereo Amplifier Board with Volume Control

🔹 Pro Tip 💡
Use a clean regulated 5V supply to minimize audio noise.

⚠️ Note: Avoid connecting speakers below the recommended impedance to prevent overheating.