TPA3136AD2PWPR

The TPA3136AD2PWPR is a high-performance audio amplifier integrated circuit (IC) produced by Texas Instruments. It is designed for driving speakers in various audio applications, including portable devices, televisions, and home audio systems.

Key Features:

1. Class-D Amplifier: The TPA3136AD2PWPR operates as a Class-D amplifier, which means it uses pulse-width modulation (PWM) to efficiently convert a low-level audio signal into a high-power output suitable for driving speakers. This design allows for high efficiency, typically around 85% to 90%, which reduces heat generation and power consumption.

2. Output Power: The amplifier can deliver significant output power, typically around 15W per channel into an 8-ohm load, and up to 30W into a 4-ohm load. This makes it suitable for driving a variety of speaker configurations.

3. Low Distortion: The TPA3136AD2PWPR features low total harmonic distortion (THD), ensuring high-quality audio reproduction with minimal signal degradation. This is crucial for applications where sound fidelity is important.

4. Integrated Protection Features: The IC includes built-in protection mechanisms such as over-temperature protection, over-current protection, and short-circuit protection. These features help to safeguard the amplifier and connected speakers from damage during operation.

5. Power Supply Range: It operates over a wide power supply range, typically from 10V to 30V, allowing for flexibility in design and compatibility with various power sources.

6. Thermal Management: The package design includes thermal pads to facilitate heat dissipation, which is essential for maintaining performance and reliability during extended use.

7. Package Type: The TPA3136AD2PWPR is available in a PowerPAD™ package, which is a surface-mount technology (SMT) package that helps in efficient thermal management and space-saving on printed circuit boards (PCBs).

8. Application Versatility: This amplifier is suitable for a wide range of applications, including automotive audio systems, portable speakers, and home theater systems, making it a versatile choice for audio engineers.

Electrical Characteristics:

• Supply Voltage: 10V to 30V
• Output Impedance: Typically designed for 4Ω to 8Ω speakers
• Efficiency: Up to 90%
• Signal-to-Noise Ratio (SNR): High SNR, typically around 100 dB, ensuring clear audio output.

Conclusion:

The TPA3136AD2PWPR from Texas Instruments is a robust and efficient audio amplifier IC that combines high output power, low distortion, and integrated protection features, making it an excellent choice for a variety of audio applications. Its Class-D architecture ensures that it operates efficiently, making it suitable for both portable and stationary audio devices.