Overview
The TPA2001D1PWR is a Class-D audio amplifier manufactured by Texas Instruments. Designed for efficient power delivery, this 1 W mono amplifier is ideal for applications requiring high performance and low power consumption. It targets portable devices, such as smartphones, tablets, and other battery-powered audio systems, where extended battery life and compact design are critical. Its unique selling points include its filterless operation, high efficiency, and robust feature set, making it a competitive choice in the audio amplifier market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 1 | W | @ 8 Ohms |
| Output Type | 1-Channel Mono | - | - |
| THD + Noise | 0.2 | % | - |
| Operating Voltage | 2.7 to 5.5 | V | - |
| Supply Current | 4 | mA | - |
| Max Power Dissipation | 774 | mW | - |
| Operating Temperature | -40 to 85 | °C | - |
| Package | TSSOP-16 | - | - |
| Audio Load Impedance | 8 | Ohms | - |
| Input Signal Type | Differential | - | - |
| Output Signal Type | Differential | - | - |
| Power Supply Type | Single | - | - |
Key Features
- Filterless operation eliminates the need for external LC filters, reducing system complexity and cost.
- High efficiency with a maximum efficiency of 85%, ideal for battery-powered applications.
- Low power consumption with a supply current of 4 mA and a shutdown current of 0.05 µA.
- Integrated pop and click suppression ensures smooth audio transitions during power on/off.
- Differential input and output configurations provide noise immunity and improved signal integrity.
Applications
The TPA2001D1PWR is widely used in portable audio devices, including smartphones, tablets, and portable media players. Its compact size and high efficiency make it suitable for wearable devices and Bluetooth speakers. Additionally, it is employed in automotive infotainment systems and other applications where space and power efficiency are critical. Its robust design ensures reliable performance in various environments, making it a versatile solution for modern audio systems.
Q & A
1. What is the output power of the TPA2001D1PWR?
The TPA2001D1PWR delivers 1 W of output power at an 8 Ohm load.
2. What is the operating voltage range?
The amplifier operates within a voltage range of 2.7 V to 5.5 V.
3. Does the TPA2001D1PWR require an external filter?
No, it features filterless operation, eliminating the need for external LC filters.
4. What is the efficiency of this amplifier?
It achieves a maximum efficiency of 85%, making it highly efficient for battery-powered applications.
5. What is the shutdown current?
The shutdown current is 0.05 µA, ensuring minimal power consumption when not in use.
6. What is the THD + Noise level?
The THD + Noise is 0.2%, ensuring high-quality audio output.
7. What is the package type?
The TPA2001D1PWR is available in a TSSOP-16 package.
8. Is it suitable for automotive applications?
Yes, its robust design makes it suitable for automotive infotainment systems.
9. What is the audio load impedance?
The audio load impedance is 8 Ohms.
10. Does it support differential input?
Yes, it supports differential input for improved noise immunity.
