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PAM8302 2.5W Single Channel Class D Audio Power Amplifier Module

Reference RBD-3178

PAM8302 2.5W Class D mono amplifier module for compact and portable audio applications.
Delivers up to 2.5W output at 4Ω or 1.5W at 8Ω with high efficiency (>90%)
Features onboard volume control via trim potentiometer (up to 24dB gain).
Differential input design for low noise and clean sound output.
Integrated over-current and over-temperature protection for reliability.
Perfect for DIY speakers, IoT devices, and battery-powered audio systems.

Description
Product Details

Description

The PAM8302 2.5W Single Channel Class D Audio Power Amplifier Module is a compact, energy-efficient amplifier designed for low-voltage and battery-powered applications. With over 90% efficiency, it delivers clean, powerful audio output while maintaining low heat generation. This module supports 4Ω and 8Ω speakers, providing 2.5W and 1.5W of output respectively. It includes a built-in potentiometer for volume adjustment, a differential input for noise reduction, and bridge-tied outputs for improved sound performance. Integrated protection against over-current and overheating ensures stable operation even in portable or embedded environments. Ideal for DIY speaker projects, robotics, toys, and IoT devices, the PAM8302 module offers professional-quality amplification in a small, affordable package. Featured By RoboticsBD.

Product Images are shown for illustrative purposes only and may differ from the actual product.

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Features:

High Efficiency: Class D design provides over 90% efficiency for longer battery life.
Powerful Output: Delivers up to 2.5W at 4Ω or 1.5W at 8Ω speaker loads.
Adjustable Volume: Built-in trim potentiometer for fine gain control (up to 24dB).
Differential Input: Reduces interference and enhances audio clarity.
Bridge-Tied Load (BTL) Output: Directly connects to speakers for better performance.
Integrated Protection: Built-in over-current and over-temperature safeguards.
Compact Design: Small footprint fits easily into portable or space-limited devices.
Low Power Consumption: Operates efficiently from 2.0V to 5.5V DC supply.
Low Noise Operation: Provides clean and distortion-free sound amplification.
Versatile Use: Ideal for embedded audio systems, robotics, and educational projects.

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Applications:

Portable Speakers: Enhance sound quality in handheld or wireless devices.
DIY Audio Projects: Suitable for custom small speaker builds and prototypes.
IoT Devices: Integrate sound functionality into smart gadgets and systems.
Robotics and Toys: Add voice or sound effects to battery-operated projects.
Embedded Audio: Compact amplifier solution for microcontroller-based audio designs.

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General Specifications
Model	PAM8302
Amplifier Type	Class D Mono Audio Amplifier
Supply Voltage	2.0V – 5.5V DC
Output Power	2.5W (4Ω), 1.5W (8Ω)
Efficiency	>90%
Gain	Up to 24dB (adjustable via potentiometer)
Speaker Impedance	4Ω or 8Ω
PSRR	50dB at 1kHz
Output Frequency	250kHz PWM
Protection Features	Over-current, Over-temperature
Input Type	Differential input
Output Type	Bridge-tied load (BTL)
Dimensions	3 × 2 × 2 cm
Applications	Portable audio, DIY speaker, IoT sound module
Shipment Weight	0.0028 kg
Shipment Dimensions	3 × 2 × 2 cm

Please allow 5% measuring deviation due to manual measurement.

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Package Includes:

1 x PAM8302 2.5W Single Channel Class D Audio Power Amplifier Module

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Product Details

Reference RBD-3178

In stock 91 Items

Specific References

EAN13: 3178

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