PAM8403 Audio Amplifier Module

Brand : Generic

Features

• Compact Class-D stereo audio amplifier module with high efficiency
• Built around PAM8403 IC for clear and powerful audio output
• Low heat generation, no heatsink required
• Direct 5V USB operation suitable for portable projects
• Stereo output support for left and right channels
• Low noise and low distortion audio performance
• BTL output design eliminates need for output capacitors
• Easy integration with DIY electronics and embedded systems

Specifications

• Amplifier IC: PAM8403
• Operating Voltage: 2.5V – 5.5V DC (5V recommended)
• Output Power: 3W + 3W (Stereo, 4Ω load)
• Channels: 2 (Stereo L/R)
• Speaker Impedance: 4Ω – 8Ω
• Efficiency: Up to 90% (Class-D)
• Audio Input: Stereo analog (L, R, GND)
• Control: Onboard potentiometer for volume adjustment
• Protection: Short circuit and thermal shutdown protection
• Board Type: Compact PCB module

Applications

• DIY Bluetooth speaker systems
• Portable mini speaker builds
• Arduino and Raspberry Pi audio projects
• MP3 player audio amplification
• TV and monitor external speakers
• Robotics sound output systems
• IoT alert and notification systems

Package Includes

• 1 × PAM8403 Audio Amplifier Module