Overview
The TAS5731MPHPR, produced by Texas Instruments, is a 30-W efficient digital-audio stereo power amplifier designed for driving stereo bridge-tied speakers. This device supports various modes of operation including Stereo BTL mode, Single filter PBTL mono mode, and 2.1 mode. It features a single serial data input that can process up to two discrete audio channels, ensuring seamless integration with most digital audio processors and MPEG decoders. The TAS5731MPHPR operates with a wide supply voltage range of 8-V to 24-V and a 3.3-V digital supply, making it versatile for different applications. The device is known for its high efficiency, reaching up to 90% efficient operation, and its advanced processing capabilities that enhance the audio experience.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Output Power (Stereo BTL) | 30 W | W |
| Maximum Output Power (PBTL Mono) | 66 W | W |
| Supply Voltage Range | 8 V to 24 V | V |
| Digital Supply Voltage | 3.3 V | V |
| Load Impedance (BTL) | 4 Ω | Ω |
| Load Impedance (SE) | 2 Ω | Ω |
| Sampling Rate Range | 4 kHz to 48 kHz | kHz |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | HTQFP (PHP) | |
| Number of Pins | 48 | |
| Package Size | 7 mm x 7 mm | mm |
Key Features
- 2-Channel I2S Input; 8-kHz to 48-kHz sampling rate
- Up to 90% efficient operation
- Wide 8-V to 24-V supply range; 3.3-V digital supply
- Single-device 2.1 support (2 × SE + 1 × BTL)
- 80-mΩ RDS(on) device that can support 2-Ω SE and 4-Ω BTL modes
- Speaker EQ (8 BQ per channel), 2× DRCs
- Pin-to-Pin compatible with the TAS5727 and TAS5731
- Direct connect to digital processor
- High output power from a standard supply
- Eliminates the need for heat sink
- Advanced processing improves audio experience
Applications
- LCD TV
- LED TV
- Sound Bar
Q & A
- What is the maximum output power of the TAS5731MPHPR in Stereo BTL mode?
The maximum output power in Stereo BTL mode is 30 W at 8 Ω and 24 V with a THD+N of 10%.
- What are the supported load impedances for the TAS5731MPHPR?
The device supports load impedances of 2 Ω for SE mode and 4 Ω for BTL mode.
- What is the operating temperature range of the TAS5731MPHPR?
The operating temperature range is -40°C to 85°C.
- What is the package type and size of the TAS5731MPHPR?
The package type is HTQFP (PHP) with 48 pins, and the package size is 7 mm x 7 mm.
- Does the TAS5731MPHPR require a heat sink?
No, the TAS5731MPHPR eliminates the need for a heat sink due to its high efficiency.
- What are the benefits of using the TAS5731MPHPR?
The benefits include direct connection to digital processors, high output power from a standard supply, and advanced processing that improves the audio experience.
- What is the sampling rate range supported by the TAS5731MPHPR?
The sampling rate range is from 4 kHz to 48 kHz.
- Is the TAS5731MPHPR compatible with other Texas Instruments devices?
- What are some typical applications of the TAS5731MPHPR?
- What is the efficiency of the TAS5731MPHPR?
