Maxim Integrated's MAX9773ETG+ Audio Amplifier

The MAX9773ETG+ from Maxim Integrated is a high-efficiency, 2.4W, stereo audio amplifier designed to deliver premium sound quality with minimal power consumption. Engineered for portable applications, this compact audio solution is an ideal choice for a wide range of devices, including mobile phones, portable media players, laptops, and any other system where space and power efficiency are critical.

With its integrated stereo DirectDrive® headphone amplifier and 2.4W stereo speaker amplifier, the MAX9773ETG+ provides a flexible, two-in-one audio amplification solution. The DirectDrive technology eliminates the need for bulky DC-blocking capacitors, thus saving space and cost while also improving low-frequency audio response.

This audio amplifier operates over a wide 2.7V to 5.5V supply voltage range, making it versatile for various battery-powered applications. The high 91% efficiency ensures extended battery life, and its low 0.02% THD+N guarantees high-fidelity audio output. The MAX9773ETG+ also features a 64-step digital volume control, which allows precise volume adjustment to cater to user preferences or to accommodate different listening environments.

The device comes in a thermally efficient, space-saving 24-pin TQFN package, which is lead-free and fully RoHS compliant, reflecting Maxim Integrated's commitment to environmental sustainability. Additionally, built-in thermal overload protection and short-circuit protection enhance the durability and reliability of the MAX9773ETG+, ensuring it continues to perform optimally even under challenging conditions.

Key features of the MAX9773ETG+ include:

• 2.4W Stereo Speaker Amplifier with 91% Efficiency
• DirectDrive Stereo Headphone Amplifier
• 2.7V to 5.5V Supply Voltage Range
• 64-Step Digital Volume Control
• Low 0.02% THD+N
• Integrated Click-and-Pop Suppression
• Thermal Overload and Short-Circuit Protection
• Space-Saving 24-Pin TQFN Package
• Lead-Free and RoHS Compliant

Whether for personal or professional audio applications, the MAX9773ETG+ is engineered to provide a high-quality, robust audio experience while maintaining the efficiency and compactness required for today's portable electronics.