Overview
The TPA701DR is a 700mW mono Class AB audio power amplifier manufactured by Texas Instruments. Designed for low-voltage applications, this component is ideal for devices requiring internal speakers, such as portable electronics and communication devices. Its market positioning targets compact, battery-powered equipment where space and power efficiency are critical. The TPA701DR stands out for its low quiescent current, thermal and short-circuit protection, and compatibility with a wide range of power supplies.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 700 | mW | @ 8Ω, VDD = 5V |
| Supply Voltage | 2.5 - 5.5 | V | |
| THD+N | 0.5 | % | @ 1kHz |
| Quiescent Current | 1.25 | mA | Typical |
| Shutdown Current | 1.5 | nA | |
| Operating Temperature | -40 to 85 | °C | |
| Package | SOIC-8 | Surface Mount |
Key Features
- 700mW output power for robust audio performance.
- Wide power supply range (2.5V to 5.5V) for versatile applications.
- Low quiescent current (1.25mA) for power efficiency.
- Ultralow shutdown current (1.5nA) for battery-sensitive devices.
- Thermal and short-circuit protection for enhanced reliability.
- Compact SOIC-8 package for space-constrained designs.
Applications
The TPA701DR is widely used in portable electronics, such as smartphones, tablets, and wireless communication devices, where internal speakers are required. It is also suitable for battery-powered equipment, including handheld gaming devices, portable speakers, and wearable technology. Its low power consumption and compact size make it an excellent choice for applications demanding high efficiency and minimal footprint.
Q & A
1. What is the output power of the TPA701DR?
The TPA701DR delivers up to 700mW of output power into an 8Ω load at 5V.
2. What is the operating voltage range?
The amplifier operates within a voltage range of 2.5V to 5.5V.
3. Does the TPA701DR support shutdown mode?
Yes, it features a shutdown mode with an ultralow current of 1.5nA.
4. What is the typical quiescent current?
The typical quiescent current is 1.25mA.
5. Is the TPA701DR suitable for battery-powered devices?
Yes, its low power consumption and shutdown mode make it ideal for battery-sensitive applications.
6. What package does the TPA701DR come in?
It is available in an SOIC-8 surface-mount package.
7. Does it include thermal protection?
Yes, it features thermal and short-circuit protection.
8. What is the THD+N at 1kHz?
The THD+N is 0.5% at 1kHz.
9. Can it drive an 8Ω speaker?
Yes, it is designed to drive an 8Ω speaker efficiently.
10. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
