Description
Overview
The PAM8404 Audio Amplifier Module is a high-efficiency Class-D stereo amplifier capable of delivering 3W per channel with low power consumption. Designed for compact audio applications, this module operates at 2.5V to 5.5V, making it ideal for battery-powered devices, portable speakers, and DIY audio systems.
It provides clear, high-quality audio with minimal distortion, making it perfect for embedded and portable audio applications.
Features & Benefits
✅ Stereo Class-D Amplifier – Provides 3W per channel with low power consumption.
✅ Wide Voltage Range – Operates on 2.5V – 5.5V, ideal for battery-powered devices.
✅ High Efficiency (Up to 90%) – No heat sink required, reducing size and power loss.
✅ Low Noise & Distortion – Delivers clear and high-quality audio output.
✅ Compact & Lightweight – Perfect for DIY projects, portable speakers, and embedded systems.
✅ Pop & Click Noise Reduction – Eliminates unwanted startup noise for cleaner audio.
✅ Short Circuit & Thermal Protection – Ensures safety and reliability in operation.
Technical Specifications
- Amplifier Type: Stereo, Class-D
- Output Power: 3W per channel (at 4Ω, 5V)
- Operating Voltage: 2.5V – 5.5V
- Efficiency: Up to 90%
- THD+N (Distortion): <0.1%
- Signal-to-Noise Ratio (SNR): 80dB
- Channel Separation: 75dB
- Speaker Impedance: 4Ω – 8Ω
- Module Size: Ultra-compact for easy integration
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