Maxim Integrated's MAX9718DETB+T Audio Amplifier

The MAX9718DETB+T from Maxim Integrated is a high-performance, mono, 1.4W audio power amplifier, designed to deliver premium sound quality in a compact and efficient package. This device is part of Maxim's extensive range of audio solutions, catering to the needs of portable and space-constrained applications without compromising on audio fidelity.

With its tiny 3mm x 3mm, 16-bump WLP (Wafer-Level Package) and TDFN (Thin Dual Flat No-Lead) options, the MAX9718DETB+T offers a space-saving solution, making it an ideal choice for mobile phones, PDAs, laptops, and other portable devices where board space is at a premium. The amplifier operates over a wide 2.7V to 5.5V supply voltage range, allowing for flexible integration into various system designs.

Key Features:

• High Output Power: Delivers 1.4W of continuous output power into an 8Ω load, with less than 1% THD+N, ensuring clear and powerful audio reproduction.
• Low Quiescent Current: The quiescent current is minimized to extend battery life in portable applications, making it an energy-efficient choice for designers.
• Comprehensive Protection: The device includes built-in thermal overload protection, output short-circuit protection, and under-voltage lockout, ensuring reliable operation under adverse conditions.
• Low Distortion: The amplifier boasts low 0.02% THD+N at 1kHz, which allows for high-quality audio output with minimal signal distortion.
• Flexible Gain Configuration: The gain of the MAX9718DETB+T is externally configurable, giving designers the freedom to optimize the audio performance for their specific application.
• Click-and-Pop Suppression: It features click-and-pop suppression that minimizes noise which can occur during turn-on and turn-off transitions.

The MAX9718DETB+T is also designed with a differential input architecture that reduces common-mode noise and improves sound quality. This makes it particularly well-suited for environments with significant electrical interference, such as mobile phones and other wireless devices.

In summary, the MAX9718DETB+T from Maxim Integrated is a versatile and powerful audio amplifier that provides superior sound quality in a miniature package, complete with robust protection features and energy efficiency, making it an excellent choice for any portable audio amplification application.