Texas Instruments

TPA3221DDV  

Audio Amplifiers

TPA3221DDV Description

The TPA3221DDV is a high-performance, Class D audio amplifier designed for demanding audio applications. Manufactured by Texas Instruments, this amplifier offers a robust and efficient solution for delivering high-quality audio output. The TPA3221DDV is capable of delivering up to 155W of output power in a mono configuration at a 3-ohm load, or 112W per channel in a stereo configuration at a 2-ohm load. This makes it an ideal choice for applications requiring high power output and efficiency.

The TPA3221DDV features a wide supply voltage range of 7V to 32V, providing flexibility in power supply options. It is housed in a 44-pin HTSSOP package, which is suitable for surface mount applications, ensuring ease of integration into various electronic systems. The amplifier is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.

TPA3221DDV Features

• High Output Power: Capable of delivering 155W in mono mode at a 3-ohm load and 112W per channel in stereo mode at a 2-ohm load.
• Wide Supply Voltage Range: Operates efficiently within a 7V to 32V supply voltage range.
• Surface Mount Packaging: The 44-pin HTSSOP package is designed for surface mount technology, facilitating easy integration into compact designs.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for manufacturing processes requiring moisture protection.
• Active Product Status: Ensures continued availability and support from Texas Instruments.

TPA3221DDV Applications

The TPA3221DDV is well-suited for a variety of applications where high power output and efficiency are critical. Its high output power and wide supply voltage range make it ideal for:

• High-Power Audio Systems: Suitable for professional audio systems, home theaters, and automotive audio applications requiring high power output.
• Compact Audio Devices: The surface mount package allows for integration into compact devices without compromising performance.
• Energy-Efficient Solutions: The Class D design ensures high efficiency, making it suitable for battery-powered or energy-sensitive applications.

Conclusion of TPA3221DDV

The TPA3221DDV from Texas Instruments stands out as a versatile and powerful Class D audio amplifier. Its high output power capabilities, wide supply voltage range, and compact surface mount package make it an excellent choice for a variety of high-power audio applications. The amplifier's environmental compliance and active product status ensure it meets industry standards and remains a reliable option for future designs. Whether used in professional audio systems, home theaters, or automotive audio, the TPA3221DDV delivers high-quality audio performance with efficiency and reliability.

TPA3221DDV Documents

Download datasheets and manufacturer documentation for TPA3221DDV

EOL :

Process change notification (PDF)      

Images :

Mechanical Outline Drawing      

Models :

TPA3221DDV Symbol & Footprint by SnapMagic      

Application Notes :

High Efficiency AD (HEAD) Modulation       Multi-Device Configuration for TPA32xx Amplifiers       TPA32xx Analog Input Grounding for Single Ended Inputs       LC Filter Design (Rev. A)       Class-D Amplifier External Load Diagnostics