Maxim Integrated MAX9730ETI Audio Amplifier

The MAX9730ETI from Maxim Integrated is a high-efficiency, mono, 10W, Class D audio amplifier designed to deliver premium sound quality with minimal power consumption. It is well-suited for a wide range of applications, including portable audio devices, docking stations, and multimedia speakers.

Key Features

• High-Efficiency Class D Operation
• 10W Continuous Output Power into an 8Ω Load
• Single-Supply Operation from 8V to 28V
• Low 0.04% THD+N (Total Harmonic Distortion plus Noise)
• Integrated Click-and-Pop Suppression
• Robust Short-Circuit and Thermal-Overload Protection

Product Specifications

The MAX9730ETI operates over a wide single-supply voltage range from 8V to 28V, making it versatile for use in various power environments. The device boasts a 10W continuous output power into an 8Ω load, ensuring powerful audio output for its size. With a low THD+N of 0.04%, it maintains the integrity of the audio signal, providing clear and undistorted sound.

Maxim Integrated has incorporated several features into the MAX9730ETI to enhance its performance and reliability. The integrated click-and-pop suppression minimizes noise that can occur during turn-on and turn-off transitions. Moreover, the device includes protection features such as short-circuit and thermal overload protection, safeguarding the amplifier and connected components from potential damage.

Applications

• Portable and Wireless Speakers
• MP3 Player Docking Stations
• Flat-Panel Televisions and Monitors
• Multimedia Speakers and Soundbars

The compact 28-pin TQFN (Thin Quad Flat No-lead) package of the MAX9730ETI makes it an ideal choice for space-constrained applications. Its high efficiency not only reduces heat dissipation but also extends battery life in portable applications, making it a smart choice for the next generation of audio electronics.