Texas Instruments

TPA3221DDVR  

Audio Amplifiers

The TPA3221DDVR is a monolithic class-D audio amplifier from Texas Instruments. It is designed to deliver high-quality audio performance with high efficiency and low power consumption. Here is a description of the TPA3221DDVR, its features, and potential applications:

Description:

The TPA3221DDVR is a high-performance class-D audio amplifier that features a high level of integration and flexibility. It is available in a compact 20-pin TSSOP package, making it suitable for a wide range of applications where space is at a premium.

Features:

1. High Efficiency: The TPA3221DDVR is a class-D amplifier, which means it offers high efficiency compared to traditional class-A or class-AB amplifiers. This makes it ideal for battery-powered applications, where power consumption is a critical factor.
2. High Output Power: Despite its small size, the TPA3221DDVR is capable of delivering up to 2.5W of output power, making it suitable for a wide range of audio applications.
3. Wide Input Voltage Range: The TPA3221DDVR can operate from an input voltage range of 2.7V to 5.5V, making it compatible with a wide range of power supply options.
4. Easy to Use: The TPA3221DDVR features a simple, easy-to-use interface that requires minimal external components. This makes it easy to integrate into a wide range of audio systems.
5. High Sound Quality: The TPA3221DDVR is designed to deliver high-quality audio performance, with low distortion and high signal-to-noise ratio.

Applications:

The TPA3221DDVR is suitable for a wide range of audio applications, including:

1. Portable Audio Devices: Due to its high efficiency and small size, the TPA3221DDVR is ideal for use in portable audio devices such as headphones, earbuds, and Bluetooth speakers.
2. Home Audio Systems: The TPA3221DDVR can also be used in home audio systems, such as soundbars, bookshelf speakers, and home theater systems.
3. Voice Assistants: The TPA3221DDVR can be used in voice assistant devices, such as smart speakers and virtual assistants, to provide high-quality audio output.
4. Automotive Audio: The TPA3221DDVR can be used in automotive audio systems, such as car stereos and in-car entertainment systems.
5. Industrial Audio: The TPA3221DDVR can also be used in industrial audio applications, such as public address systems and intercom systems.

In summary, the TPA3221DDVR is a high-performance, high-efficiency class-D audio amplifier from Texas Instruments that is suitable for a wide range of audio applications. Its small size, high output power, and easy-to-use interface make it an ideal choice for designers looking for a compact, efficient, and high-quality audio solution.

TPA3221DDVR Documents

Download datasheets and manufacturer documentation for TPA3221DDVR

Datasheets :

TPA3221 Datasheet      

Reference Design Library :

TPA3221EVM: 208W x1 @ 2©, 112W x2 @ 3©, 12 ~ 30V in      

HTML Datasheet :

TPA3221 Datasheet      

PCN Design/Specification :

TPA3221 05/Feb/2018       Design 22/Feb/2022