CA3169 / TPA3116D2 2.1 Channel Bluetooth 5.0 Amplifier Board – 200W

Overview

The CA3169 / TPA3116D2 2.1 Channel Digital Amplifier is a professional-grade audio module designed for high-performance sound systems. It utilizes dual-chip technology to deliver a massive 200W Total Output: 100W dedicated to a heavy-duty subwoofer and 50W each for left and right satellite speakers. This board is the perfect solution for users looking to build a high-fidelity home theater or a high-power portable Bluetooth Boombox with independent bass and treble controls.

Key Features

• Dual Chip Architecture: Uses the TPA3116D2 Class D core for high efficiency (>90%) and the CA3169 power management logic for reliable operation.

• 5-Knob Audiophile Tuning: Features high-quality potentiometers for Master Volume, Subwoofer Frequency, Subwoofer Volume, Stereo Treble, and Stereo Bass.

• Bluetooth 5.0 + AUX Input: Supports seamless wireless streaming with a 10-meter range, plus a 3.5mm jack for wired connections.

• Heavy-Duty Thermal Management: Equipped with an oversized aluminum heatsink to ensure the chips remain cool during sustained high-volume playback.

• Low-Noise Design: Uses high-frequency shielded inductors and a massive filter capacitor to eliminate hum and interference.

Technical Specifications

Control Panel Guide (The 5 Knobs)

1. Total Volume: Adjusts the loudness of all 3 speakers simultaneously.

2. Stereo Treble: Fine-tunes the high-frequency clarity of the L/R speakers.

3. Stereo Bass: Enhances the mid-bass punch of the L/R speakers.

4. Subwoofer Frequency: Adjusts the cut-off point (e.g., 20Hz 200Hz) for the subwoofer.

5. Subwoofer Volume: Independently controls the loudness of the deep bass output.