Overview
The TPA6211A1DRBRG4 is a high-performance, mono audio power amplifier produced by Texas Instruments. This component is designed to deliver superior audio quality with minimal power consumption, making it ideal for portable and battery-powered applications. The TPA6211A1DRBRG4 is part of Texas Instruments' portfolio of Class-D audio amplifiers, which are known for their efficiency and compact design. Its market positioning targets consumer electronics, particularly devices like smartphones, tablets, and portable speakers, where high-quality audio and energy efficiency are critical. The amplifier's unique selling points include its low quiescent current, high output power, and robust thermal performance, making it a competitive choice in the audio amplifier market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 1.7 | W | Into 8Ω at 5V |
| Supply Voltage Range | 2.5 to 5.5 | V | |
| Quiescent Current | 2.5 | mA | Typical |
| Total Harmonic Distortion + Noise (THD+N) | 0.1 | % | 1W into 8Ω |
| Signal-to-Noise Ratio (SNR) | 95 | dB | A-weighted |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | VQFN-8 | 2mm x 2mm |
Key Features
- High Efficiency: Class-D architecture ensures low power consumption, extending battery life in portable devices.
- Compact Design: Small VQFN-8 package saves PCB space, ideal for compact devices.
- Low Quiescent Current: Reduces power drain during idle periods, enhancing energy efficiency.
- Robust Thermal Performance: Built-in thermal protection ensures reliable operation under varying conditions.
- Superior Audio Quality: Low THD+N and high SNR deliver clear and crisp audio output.
Applications
The TPA6211A1DRBRG4 is widely used in portable and battery-powered audio devices due to its efficiency and compact size. Typical applications include:
- Smartphones and Tablets: Provides high-quality audio output while minimizing power consumption.
- Portable Speakers: Delivers robust sound performance in a compact form factor.
- Wearable Devices: Ideal for audio amplification in space-constrained designs.
- Gaming Consoles: Enhances audio experience in portable gaming devices.
Q & A
1. What is the maximum output power of the TPA6211A1DRBRG4?
The maximum output power is 1.7W into an 8Ω load at 5V.
2. What is the operating voltage range?
The amplifier operates within a supply voltage range of 2.5V to 5.5V.
3. How does the quiescent current affect battery life?
The low quiescent current of 2.5mA reduces power consumption during idle periods, extending battery life in portable devices.
4. What is the THD+N of this amplifier?
The total harmonic distortion plus noise (THD+N) is 0.1% at 1W into 8Ω.
5. Is this amplifier suitable for high-temperature environments?
Yes, it operates reliably within a temperature range of -40°C to 85°C.
6. What package does the TPA6211A1DRBRG4 come in?
It is available in a compact VQFN-8 package measuring 2mm x 2mm.
7. Can this amplifier be used in wearable devices?
Yes, its small size and low power consumption make it ideal for wearable applications.
8. Does the amplifier have thermal protection?
Yes, it includes built-in thermal protection to ensure safe operation.
9. What is the SNR of the TPA6211A1DRBRG4?
The signal-to-noise ratio (SNR) is 95dB (A-weighted).
10. Is this amplifier compatible with 3.3V systems?
Yes, it operates efficiently within the 2.5V to 5.5V range, making it compatible with 3.3V systems.
