TPA3116D2 Dual-channel Digital Audio Power Amplifier Module

Description

The TPA3116D2 is a highly efficient dual-channel digital audio power amplifier module known for its robust performance and versatility in various audio applications. Here’s an overview of its features, specifications, and typical usage scenarios:

TPA3116D2 Dual-channel Digital Audio Power Amplifier Module

Key Features:

1. Class-D Amplification: Utilizes Class-D amplifier technology for high efficiency and low heat generation, making it suitable for compact and power-efficient audio systems.
2. Output Power: Can deliver up to 100 watts per channel (2 channels) into a 2-ohm load or up to 50 watts per channel into a 4-ohm load, making it suitable for driving medium to large speakers.
3. Wide Voltage Range: Operates on a wide supply voltage range, typically from 4.5V to 26V DC, allowing flexibility in power supply options.
4. Advanced Protection Features: Includes overcurrent protection, thermal shutdown protection, and undervoltage lockout to safeguard the amplifier module and connected speakers.
5. Low Noise and Distortion: Provides high audio fidelity with low total harmonic distortion (THD) and noise, ensuring clean and clear audio reproduction.
6. Integrated Volume Control: Some modules come with integrated digital volume control, allowing for direct control of volume levels.
7. Compact Design: Small form factor for easy integration into various audio projects, including DIY speakers, home audio systems, and automotive audio applications.

Typical Specifications:

• Output Power: Up to 100W per channel (2 channels, 2-ohm load), or up to 50W per channel (2 channels, 4-ohm load)
• Supply Voltage: 4.5V to 26V DC
• Efficiency: Up to 90%
• Signal-to-Noise Ratio (SNR): Typically greater than 100dB
• Frequency Response: 20Hz to 20kHz
• Package Type: HTSSOP (PowerPAD package) for efficient heat dissipation

Module Configuration:

• Input Stage: Connects to audio input sources such as Bluetooth modules, audio preamplifiers, or directly to audio sources with appropriate signal levels.
• Output Stage: Drives speakers connected to the output terminals of the module. Suitable for 4-ohm or 8-ohm speakers, depending on the configuration.
• Power Supply: Connects to a DC power source within the recommended voltage range to power the amplifier module.

Applications:

• DIY Audio Amplifier Projects: Ideal for building custom high-power audio amplifiers for home theater systems, active speakers, and subwoofers.
• Automotive Audio Systems: Can be used to upgrade car audio systems with more powerful and efficient amplification.
• Portable Speaker Systems: Suitable for battery-powered portable speakers due to its efficiency and low power consumption.

Integration Tips:

• Heat Management: Ensure adequate heat dissipation, especially when operating at higher power levels. Consider using a heatsink or thermal management solutions to prevent overheating.
• Speaker Selection: Choose speakers with appropriate impedance and power handling capabilities to match the amplifier’s output specifications for optimal sound quality.
• Power Supply: Use a stable and sufficient DC power supply to maximize amplifier performance and ensure reliable operation.