HXJ8002 Mono Channel Audio Power Amplifier Board

The HXJ8002 Mono Channel Audio Power Amplifier Board is a compact and efficient Class AB amplifier module designed for driving a single speaker with clear, amplified audio output. It is ideal for battery-powered applications due to its low power consumption and high efficiency. This module operates from a 2V–5.5V DC power source and can deliver up to 3W of output power with minimal external components.

Key Features of HXJ8002 Mono Channel Audio Power Amplifier Board:

• High Efficiency: Class AB amplifier design delivers up to 3W output power with minimal heat dissipation.
• Low Power Consumption: Operates on low voltage, making it suitable for battery-operated devices.
• Built-in Shutdown Function: Reduces power when idle to prolong battery life.
• Compact Design: Small PCB footprint for easy integration into projects and devices.
• Thermal and Short Circuit Protection: Enhances durability and safety.

Technical Specifications of HXJ8002 Mono Channel Audio Power Amplifier Board:

• Amplifier Type: Class AB Mono Audio Amplifier
• Number of channels: single
• Operating Voltage: 2.0V – 5.5V DC
• Output Power: 3W @ 5V, 4Ω speaker
• Input Impedance: High (ideal for direct microcontroller input)
• Standby Current: 0.6 µA (typical value)
• Shutdown Mode Current: < 1µA
• THD+N: < 1% (at 1kHz)

Mechanical Specifications of HXJ8002 Mono Channel Audio Power Amplifier Board:

• PCB Dimensions: Approx. 19mm x 15mm
• Mounting Type: Through-hole and solder pads
• Connector Type: Solder pads for audio input, output, and power
• Weight: Less than 5g

Dimensions:

• Length: 19mm
• Width: 15mm
• Thickness: 3mm (excluding pin headers)

Mounting Options:

• Embedded in Enclosures: Small size allows easy mounting in compact spaces.
• Direct PCB Soldering: Pads can be soldered directly to the project board.

Schematic Diagram, Connection, Wiring and Pinout of HXJ8002 Board:

• Power Supply: Connect VCC to 3.7V–5V DC; GND to ground.
• Audio Input: IN+ connects to audio signal (e.g., MCU or audio source), IN– to ground or reference.
• Audio Output: Connect speaker between OUT+ and OUT– pads.
• Shutdown Pin: Optional pin can be pulled low to disable output and save power.

Datasheet of HXJ8002 Mono Channel Audio Power Amplifier:

• Download HXJ8002 Datasheet (PDF)

Applications of HXJ8002 Mono Channel Audio Power Amplifier Board:

• Portable Speakers: Ideal for DIY mono speaker systems.
• Arduino Projects: Audio amplification for microcontroller-based systems.
• Toy Electronics: Enhances sound output in battery-powered toys.
• Voice Alert Systems: Used in security or notification systems for audible alerts.
• Intercoms and DIY Radios: Boosts audio output for clearer communication.

Equivalent of HXJ8002 Mono Channel Audio Power Amplifier:

• PAM8403: Class D alternative with stereo support and lower EMI.
• LM386: Low-voltage analog audio amplifier IC.
• TPA2005D1: Efficient Class D mono amplifier with low distortion.
• HT82V739: Dual-channel amplifier suitable for small systems.

Package Includes:

• 1 x HXJ8002 Mini Power Amplifier Module Audio Amplifier Module 3W