MAX9726AETP+T

Audio Amplifiers Overview

The MAX9726AETP+T is a Class-AB stereo headphone amplifier from the DirectDrive series, manufactured by Analog Devices Inc./Maxim Integrated. It operates on a single supply voltage ranging from 2.7 V to 5.5 V and delivers up to 124 mW per channel into a 16 Ohm load. The device features a 20-TQFN (4x4 mm) package with an exposed pad for thermal management. Key electrical characteristics include integrated bass enhancement, volume control, and I2C interface support. It includes protection mechanisms such as short-circuit and thermal shutdown, along with depop and mute functions.

Audio Amplifiers Feature Summary

• Integrated bass enhancement and digital volume control via I2C interface
• DirectDrive architecture enabling capacitor-free speaker driving
• Comprehensive protection including thermal shutdown and short-circuit current limiting
• Pop-and-click suppression with depop and mute functionality

Audio Amplifiers Applications

• Portable audio players and MP3 devices
• Mobile phones and smartphones
• Personal media players
• Laptop computers and notebooks

Audio Amplifiers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for obsolescence notices, as this part may be discontinued. Ensure packaging integrity matches specified reel or tube formats. Validate lot codes against current manufacturing data sheets to guarantee performance consistency.

Audio Amplifiers Selection Notes

Select this component for applications requiring high-fidelity audio output in space-constrained portable designs. The DirectDrive topology eliminates external coupling capacitors, reducing bill of materials. Consider the I2C interface for system-level volume adjustment. Verify that the 2.7 V to 5.5 V supply range aligns with the target battery voltage profile.

Audio Amplifiers Part Context

This component belongs to the Maxim Integrated DirectDrive family of audio amplifiers. These devices are designed for mobile consumer electronics where power efficiency and small form factor are critical. The MAX9726 specifically targets stereo headphone and speaker applications in handheld devices, offering a balance between audio quality and power consumption.

Audio Amplifiers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official Analog Devices resources for potential pin-compatible alternatives or updated product line replacements.