MP7758GF-Z

Overview

The MP7758GF-Z is a fixed-frequency, inductorless Class-D audio amplifier manufactured by Monolithic Power Systems. It provides stereo output with two channels delivering 15W each into an 8-ohm load at 18V supply voltage. The device operates on a single power supply ranging from 5V to 18V and features a TSSOP-EP-28 package. It supports operation temperatures between -40°C and +125°C with a THD+N of 0.5%.

Feature Summary

• Inductorless design eliminates external inductors for simplified PCB layout
• Stereo BTL configuration drives dual speakers efficiently
• Fixed-frequency switching reduces electromagnetic interference complexity

Applications

• Portable audio devices requiring compact power solutions
• Home entertainment systems utilizing stereo speaker arrays
• Automotive infotainment audio channels

Procurement Notes

Verify current availability status as the component may be subject to limited supply or obsolescence. Confirm RoHS compliance and lead-free specifications against latest manufacturer documentation before integration. Ensure ESD handling protocols are followed during assembly due to sensitive internal circuitry.

Selection Notes

Select this part for applications demanding high efficiency without inductor size constraints. Suitable for designs where fixed switching frequency simplifies EMC filtering requirements. Verify thermal management capabilities within the TSSOP-EP-28 package for intended power dissipation levels.

Part Context

Part of the MP7758 series of Class-D amplifiers designed for high-efficiency audio reproduction. The GF-Z suffix indicates specific packaging and environmental compliance attributes defined by Monolithic Power Systems for surface-mount technology integration.

Replacement Considerations

Check for direct pin-compatible alternatives within the MPS portfolio if this unit is discontinued. Evaluate functional equivalents from other manufacturers ensuring matching voltage ranges and channel configurations.