Texas Instruments

TPA122D  

Audio Amplifiers

TPA122D Description

The TPA122D from Texas Instruments is a high-performance, Class AB linear IC chip designed for a wide range of audio applications. This device offers a maximum output power of 70mW per channel at an 8-ohm load, making it ideal for low-power stereo amplifiers. The TPA122D supports a supply voltage range of 2.5V to 5.5V, ensuring compatibility with various power sources and system designs. Housed in a surface-mount package, it is easy to integrate into compact and space-constrained designs. The TPA122D is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. With a moisture sensitivity level (MSL) of 1 (unlimited), it is highly reliable and suitable for diverse manufacturing environments.

TPA122D Features

• High Output Power: Delivers 70mW per channel at an 8-ohm load, providing robust audio performance.
• Wide Supply Voltage Range: Operates efficiently between 2.5V and 5.5V, offering flexibility in power supply options.
• Surface-Mount Packaging: Optimized for surface-mount technology, enabling compact and reliable integration into modern PCB designs.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring adherence to global environmental regulations.
• Unlimited Moisture Sensitivity Level: MSL 1 (unlimited) ensures the device remains stable and reliable in various manufacturing conditions.
• Class AB Design: Combines the benefits of high efficiency and low distortion, delivering clear and dynamic audio output.

TPA122D Applications

The TPA122D is well-suited for a variety of applications where high-quality audio amplification is required. Key use cases include:

• Portable Audio Devices: Ideal for compact audio systems, such as portable speakers, MP3 players, and Bluetooth audio devices.
• Consumer Electronics: Suitable for home audio systems, soundbars, and other consumer electronics requiring efficient and high-fidelity audio amplification.
• Automotive Audio: Provides reliable performance in automotive sound systems, ensuring clear audio output even in challenging environments.
• Industrial Applications: Can be used in industrial control panels, medical devices, and other applications where compact and reliable audio amplification is essential.

Conclusion of TPA122D

The TPA122D from Texas Instruments stands out as a versatile and reliable Class AB audio amplifier. Its combination of high output power, wide supply voltage range, and surface-mount packaging makes it a preferred choice for designers seeking to integrate high-performance audio capabilities into their products. The device's environmental compliance and robustness further enhance its appeal, making it an excellent choice for a wide range of applications. Whether used in portable audio devices, consumer electronics, automotive systems, or industrial applications, the TPA122D delivers exceptional performance and reliability, ensuring clear and dynamic audio output.

TPA122D Documents

Download datasheets and manufacturer documentation for TPA122D

Datasheets :

TPA122      

HTML Datasheet :

TPA122      

PCN Design/Specification :

Design 25/Feb/2022