MAX9725CETC

Audio Amplifiers Overview

The MAX9725CETC is a stereo headphone amplifier from the DirectDrive series, manufactured by Analog Devices Inc./Maxim Integrated. It operates on a single supply voltage ranging from 900mV to 1.8V and delivers 25mW per channel into a 16-ohm load. The device utilizes Class AB topology and is housed in a 12-TQFN (4x4) package with exposed pad. It supports an operating temperature range of -40°C to +85°C.

Audio Amplifiers Feature Summary

• DirectDrive architecture eliminates output coupling capacitors for compact design
• Integrated pop-suppression circuitry prevents audible transients during power-up and shutdown
• Built-in short-circuit protection safeguards against output faults

Audio Amplifiers Applications

• Stereo headphone amplification in portable audio devices
• Mobile phone audio subsystems
• MP3 players and digital media players

Audio Amplifiers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications as this part may be discontinued. Ensure packaging specifications match system requirements before procurement.

Audio Amplifiers Selection Notes

Select this component for low-voltage applications requiring high efficiency and minimal external components. Consider the 12-TQFN package constraints and thermal dissipation capabilities when designing the PCB layout. Verify compatibility with the target supply voltage range.

Audio Amplifiers Part Context

This part belongs to the MAX9725 family of DirectDrive headphone amplifiers. It shares functional similarities with variants like MAX9725BETC and MAX9725DEBC but differs in package type and specific suffix designations. The family targets ultra-low voltage portable electronics.

Audio Amplifiers Replacement Considerations

Check for MAX9725BETC+ or MAX9725DEBC+TG45 as potential pin-compatible alternatives depending on required package form factor. Verify electrical parameters and thermal characteristics before substitution.