MP7740DN-LF-Z

Overview

The MP7740DN-LF-Z is a single-channel mono Class-D audio amplifier manufactured by Monolithic Power Systems. It delivers 15 W of output power into a 4 Ohm load, operating within a supply voltage range of 9.5 V to 36 V. The device features a total harmonic distortion plus noise (THD+N) of 0.05% and includes a shutdown function for power management. Designed for surface-mount installation in an SOIC-8 package, it supports an operating temperature range from -40°C to +85°C with a quiescent current of 1.5 mA.

Feature Summary

• Class-D topology for high-efficiency audio amplification
• Integrated shutdown control for power saving
• Single-ended output configuration

Applications

• Portable audio devices
• Home entertainment systems
• Computer speakers

Procurement Notes

Verify the component authenticity through authorized MPS distributors or certified suppliers. Confirm that the part number matches MP7740DN-LF-Z exactly, including suffixes. Check datasheets for RoHS compliance details and moisture sensitivity levels before procurement. Ensure storage conditions meet humidity requirements to prevent damage prior to assembly.

Selection Notes

Select this component when a compact mono audio solution is required with moderate power output. The SOIC-8 package suits space-constrained designs. Verify that the system supply voltage falls between 9.5 V and 36 V. Consider the 1.5 mA quiescent current for battery-operated applications requiring efficient standby modes.

Part Context

This part belongs to the MP7740 series of audio amplifiers from Monolithic Power Systems. It is categorized under Audio ICs and specifically designed as a single-channel mono amplifier. The series focuses on providing efficient Class-D performance in small form factors suitable for consumer electronics.

Replacement Considerations

No verified public substitute part numbers are available for this specific component.