MP7721DF-LF-Z

Overview

The MP7721DF-LF-Z is a stereo Class-D audio amplifier manufactured by Monolithic Power Systems. It delivers 10W of output power into an 8-ohm load. The device operates within a supply voltage range of 9V to 26V. It features a THD+N of 0.05% and includes integrated short-circuit protection, thermal shutdown, and soft-start functionality. The component is housed in a TSSOP-20 package.

Feature Summary

• Stereo Class-D architecture for high-efficiency audio amplification
• Integrated protection mechanisms including thermal shutdown and short-circuit protection
• Soft-start capability to minimize inrush current during power-up

Applications

• Consumer electronics requiring high-quality audio reproduction
• Automotive infotainment systems
• Industrial applications demanding reliable audio performance

Procurement Notes

Verify the specific suffix 'LF-Z' against official MPS documentation to confirm lead-free status and RoHS compliance. Confirm the package type matches the design requirements. Check for obsolescence notices as this part may be restricted for new designs.

Selection Notes

Select this component for stereo audio applications requiring 10W per channel at 8 ohms. Ensure the system supply voltage remains between 9V and 26V. Verify that the TSSOP-20 package fits the PCB layout constraints. Consider thermal management solutions due to the power output level.

Part Context

This part belongs to the MP7721 series of audio amplifiers from Monolithic Power Systems. It is designed for single-ended stereo operation. The series focuses on providing high-fidelity sound with efficient power consumption. It serves as a solution for compact audio systems in various electronic devices.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided data. Consult MPS directly for recommended alternatives or pin-compatible replacements.