Overview
The TPA3100D2PHPR, manufactured by Texas Instruments, is a high-performance Class-D audio power amplifier designed for stereo applications. This model, encapsulated in a 48-HTQFP package, is engineered to deliver up to 20 watts per channel, making it an ideal choice for audio systems requiring efficient power amplification without the need for external heat sinks. Its market positioning targets audio equipment manufacturers, particularly those developing compact, high-efficiency audio systems for consumer electronics, automotive, and professional audio applications. The TPA3100D2PHPR stands out for its high efficiency, reaching up to 92%, and its ability to operate over a wide power supply range from 10V to 26V, offering flexibility in various application scenarios.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 20 | W | Per channel at 8Ω |
| Power Supply Range | 10 to 26 | V | |
| Efficiency | 92 | % | Max |
| Load Impedance | 4 to 8 | Ω | |
| Operating Temperature | -40 to 85 | °C | |
| SNR | 102 | dB | |
| THD+N | 0.11 | % | At 1 kHz |
| Control Interface | Hardware | ||
| Package | 48-HTQFP | 7x7 mm |
Key Features
- High-efficiency Class-D operation, eliminating the need for external heat sinks.
- Wide power supply range from 10V to 26V, suitable for various applications.
- Four selectable, fixed gain settings for flexible application scenarios.
- Differential inputs with thermal and short-circuit protection, ensuring reliability.
- Surface-mount package for easy integration into compact designs.
Applications
The TPA3100D2PHPR is widely used in various audio applications, including consumer electronics such as soundbars, portable speakers, and home theater systems. Its high efficiency and compact size make it particularly suitable for automotive audio systems, where space and power efficiency are critical. Additionally, it is employed in professional audio equipment, providing high-quality sound amplification in a small footprint. The amplifier's robust design and protection features ensure reliable performance in demanding environments, making it a versatile choice for audio system designers.
Q & A
What is the maximum output power of the TPA3100D2PHPR?
The TPA3100D2PHPR can deliver up to 20 watts per channel into an 8-ohm load.
What is the operating voltage range of this amplifier?
It operates from a power supply range of 10V to 26V.
Does the TPA3100D2PHPR require an external heat sink?
No, its high efficiency of up to 92% eliminates the need for an external heat sink.
What are the key protection features of this amplifier?
It includes thermal and short-circuit protection with auto-recovery features.
Can the TPA3100D2PHPR be used in automotive applications?
Yes, its robust design and protection features make it suitable for automotive audio systems.
What is the typical efficiency of the TPA3100D2PHPR?
The typical efficiency is up to 92%.
What type of input does the TPA3100D2PHPR support?
It supports differential inputs.
What is the package type of the TPA3100D2PHPR?
It comes in a 48-HTQFP package, measuring 7x7 mm.
Is the TPA3100D2PHPR suitable for professional audio equipment?
Yes, its high-quality sound amplification and compact size make it ideal for professional audio applications.
What is the signal-to-noise ratio (SNR) of the TPA3100D2PHPR?
The SNR is 102 dB, ensuring high-quality audio output.
