Description

Key Features:

• Output Power: 3W + 3W stereo at 10% THD with 4Ω load and 5V supply

• Power Supply Voltage: 2.5V – 5.5V DC (Recommended: 5V)

• Class-D Amplifier: High efficiency up to 90%

• Low THD: Total Harmonic Distortion is less than 10%

• Onboard Volume Control: Optional volume knob versions available

• Ultra-compact Size: Easy to integrate into small electronics enclosures

• Short-circuit and Thermal Protection: Built-in safety mechanisms

• No Heat Sink Required: Due to high efficiency and low heat output

Specifications:

• Chipset: PAM8403

• Channels: 2 (Stereo)

• Output Impedance: 4Ω to 8Ω

• Signal-to-Noise Ratio: > 90dB

• Efficiency: > 85%

• Dimensions: Approx. 21mm x 18mm

Applications:

• DIY Bluetooth speaker projects

• Portable audio devices

• MP3/MP4 player audio booster

• Embedded systems with sound output

• Toys, intercoms, or alarm systems requiring audio amplification

Note: Make sure to use a regulated 5V power source to avoid damage to the module.