TPA3124D2PWPR

Product Overview

Category

The TPA3124D2PWPR belongs to the category of audio power amplifiers.

Use

This product is primarily used for amplifying audio signals in various applications such as home theater systems, multimedia speakers, and professional audio equipment.

Characteristics

• High efficiency: The TPA3124D2PWPR offers high power efficiency, ensuring minimal power loss during operation.
• Low distortion: It provides low harmonic distortion, resulting in clear and accurate audio reproduction.
• Wide voltage range: This amplifier can operate within a wide voltage range, making it suitable for different power supply configurations.
• Thermal protection: The TPA3124D2PWPR incorporates thermal protection mechanisms to prevent overheating and ensure safe operation.
• Short-circuit protection: It features built-in short-circuit protection to safeguard the amplifier and connected devices.

Package and Quantity

The TPA3124D2PWPR is available in a small-sized PowerPAD™ package. It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Output power: Up to 25 watts per channel (at 10% THD+N)
• Supply voltage range: 8V to 26V
• Total harmonic distortion + noise (THD+N): <0.1%
• Signal-to-noise ratio (SNR): >100 dB
• Operating temperature range: -40°C to 85°C

Pin Configuration

The TPA3124D2PWPR has a 32-pin HTSSOP package. The pin configuration is as follows:

1. VDDA
2. IN1N
3. IN1P
4. GND
5. IN2P
6. IN2N
7. VDD
8. PVCC
9. VDD
10. OUT1N
11. OUT1P
12. GND
13. OUT2P
14. OUT2N
15. PVCC
16. VDD
17. MUTE
18. SD
19. GND
20. AGND
21. PGND
22. VDD
23. VDD
24. VDD
25. VDD
26. VDD
27. VDD
28. VDD
29. VDD
30. VDD
31. VDD
32. VDD

Functional Features

• High-quality audio amplification: The TPA3124D2PWPR ensures accurate and faithful reproduction of audio signals.
• Flexible input options: It supports both single-ended and differential inputs, providing versatility in system design.
• Low power consumption: This amplifier is designed to minimize power consumption without compromising audio performance.
• Integrated protection mechanisms: It incorporates various protection features like thermal shutdown, overcurrent protection, and undervoltage lockout.

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power consumption and heat dissipation.
• Low distortion ensures high-quality audio output.
• Wide voltage range allows for flexible power supply configurations.
• Integrated protection mechanisms enhance reliability and safety.

Disadvantages

• May require additional external components for optimal performance.
• Limited output power compared to some higher-powered amplifiers.

Working Principles

The TPA3124D2PWPR operates on the principle of class D amplification. It utilizes pulse-width modulation (PWM) techniques to convert the incoming audio signal into a series of high-frequency pulses. These pulses are then amplified by the power stage and filtered to reconstruct the original audio waveform. Class D amplifiers are known for their high efficiency and low power dissipation.

Detailed Application Field Plans

The TPA3124D2PWPR is suitable for a wide range of audio applications, including: - Home theater systems - Multimedia speakers - Professional audio equipment - Automotive audio systems - Portable audio devices

Detailed and Complete Alternative Models

1. TPA3116D2PWPR: Similar to the TPA3124D2PWPR, this model offers higher output power and additional features such as integrated audio processing capabilities.
2. TPA3255EVM: This alternative model provides even higher output power and advanced digital signal processing (DSP) functionalities.
3. TAS5611APHD: A comparable option with similar power output and features, designed for high-performance audio applications.

These alternative models offer different specifications and features, allowing users to choose the most suitable amplifier for their specific requirements.

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