Texas Instruments

TPA122DGN  

Audio Amplifiers

TPA122DGN Description

The TPA122DGN is a high-performance, Class AB stereo audio amplifier designed for applications requiring high fidelity and low power consumption. Manufactured by Texas Instruments, this amplifier delivers a maximum output power of 70mW per channel into an 8-ohm load, making it suitable for a wide range of audio applications. The TPA122DGN operates within a supply voltage range of 2.5V to 5.5V, ensuring compatibility with various power supply configurations.

This amplifier is housed in a surface-mount 8MSOP package, which is both compact and easy to integrate into modern electronic designs. The TPA122DGN is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. With a moisture sensitivity level (MSL) of 1, the TPA122DGN is highly resistant to moisture, ensuring reliability in various environmental conditions.

TPA122DGN Features

• High Output Power: Delivers 70mW per channel into an 8-ohm load, providing sufficient power for small to medium-sized speakers.
• Wide Supply Voltage Range: Operates from 2.5V to 5.5V, offering flexibility in power supply options.
• Class AB Design: Ensures high efficiency and low distortion, delivering clear and dynamic audio performance.
• Surface-Mount Packaging: The 8MSOP package is compact and easy to integrate into PCB designs, reducing overall footprint.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring the product meets international environmental and safety standards.
• Moisture Resistance: MSL level 1 (unlimited) ensures the amplifier remains reliable in various environmental conditions.
• Active Product Status: Texas Instruments maintains active support and availability for the TPA122DGN, ensuring long-term supply and technical support.

TPA122DGN Applications

The TPA122DGN is ideal for a variety of applications where high-quality audio output and low power consumption are critical. Some specific use cases include:

• Portable Audio Devices: Ideal for smartphones, tablets, and portable media players where power efficiency and small form factor are essential.
• Consumer Electronics: Suitable for home audio systems, smart speakers, and other consumer electronics requiring high-fidelity audio output.
• Automotive Audio Systems: Provides reliable audio performance in automotive environments, where moisture resistance and wide supply voltage range are beneficial.
• Industrial Applications: Can be used in industrial control panels and monitoring systems where clear audio feedback is necessary.

Conclusion of TPA122DGN

The TPA122DGN from Texas Instruments is a versatile and high-performance Class AB stereo audio amplifier that offers a perfect balance between power efficiency and audio quality. Its wide supply voltage range, compact surface-mount packaging, and environmental compliance make it a reliable choice for a variety of applications. Whether used in portable devices, consumer electronics, automotive systems, or industrial applications, the TPA122DGN ensures high-fidelity audio output and long-term reliability.

TPA122DGN Documents

Download datasheets and manufacturer documentation for TPA122DGN

Datasheets :

TPA122      

HTML Datasheet :

TPA122