Texas Instruments

TPA112DR

TPA112DR Description

The TPA112DR is a high-performance, dual-channel Class AB audio amplifier designed by Texas Instruments. This integrated circuit (IC) is ideal for applications requiring high-fidelity audio output with minimal distortion. With a maximum output power of 70mW per channel at an 8-ohm load, the TPA112DR delivers robust audio performance suitable for a variety of consumer and professional audio systems. The device operates within a supply voltage range of 2.5V to 5.5V, ensuring compatibility with a wide range of power supplies and battery configurations.

The TPA112DR features a surface-mount package, specifically the 8SOIC format, which is ideal for compact and space-constrained designs. This packaging option allows for easy integration into modern electronic devices, facilitating efficient manufacturing processes and reducing overall system size. The product is available in a tape and reel (TR) package, making it suitable for automated assembly lines and high-volume production environments.

TPA112DR Features

• High Output Power: The TPA112DR provides a maximum output power of 70mW per channel at an 8-ohm load, ensuring clear and powerful audio output.
• Wide Supply Voltage Range: Operating within a supply voltage range of 2.5V to 5.5V, the TPA112DR is versatile and can be used with various power sources, including batteries and standard power supplies.
• Surface-Mount Technology (SMT): The 8SOIC surface-mount package allows for easy integration into compact designs, making it ideal for modern electronic devices.
• Class AB Amplifier: The Class AB design offers a balance between efficiency and sound quality, providing high-fidelity audio with minimal distortion.
• Compliance and Safety: The TPA112DR is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for a variety of manufacturing environments.
• Last Time Buy Status: While the TPA112DR is currently in the "Last Time Buy" phase, it remains a reliable choice for existing designs and projects that require a proven, high-quality audio amplifier.

TPA112DR Applications

The TPA112DR is well-suited for a variety of applications where high-quality audio output is essential. Some specific use cases include:

• Portable Audio Devices: Ideal for compact audio systems such as portable speakers, MP3 players, and smartphones, where space is limited, and high-fidelity audio is required.
• Consumer Electronics: Suitable for home audio systems, gaming consoles, and other consumer electronics that demand reliable and efficient audio amplification.
• Professional Audio Equipment: Given its high performance and versatility, the TPA112DR can be used in professional audio applications such as mixing consoles, studio monitors, and live sound reinforcement systems.
• Automotive Audio Systems: The wide supply voltage range and robust performance make the TPA112DR suitable for automotive audio applications, where varying power supply conditions are common.

Conclusion of TPA112DR

The TPA112DR from Texas Instruments is a versatile and high-performance Class AB audio amplifier that offers a balance of power, efficiency, and sound quality. Its compact surface-mount package and wide supply voltage range make it suitable for a variety of applications, from portable devices to professional audio systems. The device's compliance with environmental and safety standards ensures it meets the demands of modern electronics manufacturing. While the TPA112DR is in the "Last Time Buy" phase, it remains a reliable and proven choice for designers and engineers seeking a high-quality audio amplifier solution.