Overview
The TPA701DGNG4 is a low-voltage audio power amplifier manufactured by Texas Instruments. This Class AB amplifier is designed for applications requiring built-in speakers and operates efficiently with a power supply ranging from 2.5V to 5.5V. The TPA701DGNG4 is housed in an 8-pin SOIC package, making it suitable for compact and portable devices. It is particularly optimized for narrowband applications such as wireless communications, offering a balance of performance and power efficiency.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 700 | mW | @ 8Ω, 5V |
| Power Supply Voltage | 2.5 ~ 5.5 | V | |
| Quiescent Current | 1.25 | mA | |
| Gain Bandwidth Product | 1.4 | MHz | |
| Operating Temperature | -40 ~ 85 | ℃ | |
| Package | SOIC-8 |
Key Features
- 700mW output power for robust audio performance.
- Wide power supply compatibility from 2.5V to 5.5V.
- Low quiescent current for enhanced power efficiency.
- Thermal and short-circuit protection for reliability.
- Compact SOIC-8 package for space-constrained designs.
Applications
The TPA701DGNG4 is ideal for a variety of applications, including portable audio devices, wireless communication systems, and battery-powered consumer electronics. Its low power consumption and compact form factor make it particularly suitable for handheld devices such as smartphones, tablets, and portable gaming consoles. Additionally, its thermal and short-circuit protection ensures reliable performance in demanding environments.
Q & A
What is the output power of the TPA701DGNG4?
The TPA701DGNG4 delivers up to 700mW of output power at 8Ω with a 5V power supply.
What is the operating voltage range?
The amplifier operates within a voltage range of 2.5V to 5.5V.
Does the TPA701DGNG4 have thermal protection?
Yes, it includes thermal and short-circuit protection to ensure reliable operation.
What is the package type of the TPA701DGNG4?
It is available in an 8-pin SOIC package.
What is the quiescent current of the amplifier?
The quiescent current is 1.25mA, making it efficient for low-power applications.
Is the TPA701DGNG4 suitable for portable devices?
Yes, its compact size and low power consumption make it ideal for portable electronics.
What is the gain bandwidth product of the TPA701DGNG4?
The gain bandwidth product is 1.4MHz.
What is the operating temperature range?
It operates within a temperature range of -40℃ to 85℃.
Can the TPA701DGNG4 be used in wireless communication systems?
Yes, it is optimized for narrowband applications such as wireless communications.
Does the TPA701DGNG4 require external coupling capacitors?
In most applications, the BTL configuration eliminates the need for external coupling capacitors.
