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PAM8403 5V Mini Stereo Audio Power Amplifier Module – 3W+3W Class-D Amplifier
₹28.0
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The PAM8403 Audio Amplifier Module is a compact, efficient, and low-heat Class-D stereo amplifier capable of delivering 3W + 3W output using a simple 5V power supply. Designed for DIY audio enthusiasts, hobbyists, and embedded projects, this module provides crisp and clear stereo sound with minimal distortion.
Its high efficiency, small size, and low power consumption make it ideal for battery-powered devices, portable speakers, Bluetooth audio systems, and mini amplifier circuits. With built-in noise suppression and short-circuit protection, the PAM8403 ensures stable performance even in demanding applications.
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Product Specifications
| Specification | Details |
|---|---|
| Operating Voltage | 2.5V – 5.5V (recommended 5V) |
| Output Power | 3W + 3W stereo @ 4Ω load, 5V supply |
| Amplifier Type | Class-D |
| Total Harmonic Distortion (THD) | < 10% |
| Signal-to-Noise Ratio | > 80 dB |
| Efficiency | Up to 90% |
| Input Type | Stereo audio input (L/R) |
Key Features
- Ultra-compact design
- 3W+3W stereo output
- Class-D high-efficiency amplifier
- Operates on 5V supply
- Low heat generation
- Low noise and low distortion
- Ideal for battery-powered projects
- Short-circuit and thermal protection
- Clean audio output
- Compatible with Arduino and DIY audio systems
Applications
- Portable Bluetooth speakers
- DIY audio projects
- Mini home audio systems
- Embedded audio systems
- Headphone amplifiers
- MP3/MP4 audio amplifiers
- Robot voice output systems
- Battery-powered audio gadgets
- Educational electronics projects
- Sound systems for toys
Inside the Box
- 1 × PAM8403 Stereo Audio Amplifier Module
