IS31AP4833-TQLS2

Overview

The IS31AP4833-TQLS2 is a Class AB stereo audio amplifier integrated circuit manufactured by Lumissil Microsystems. It delivers 2.8W of output power per channel into a load and supports stereo headphone operation. The device is housed in a 48-pin TQFP package with an exposed pad for thermal management.

Feature Summary

• Class AB topology for high-fidelity audio reproduction
• Stereo output configuration supporting dual channels
• Integrated design for direct headphone driving

Applications

• Portable consumer electronics requiring stereo audio output
• Headphone amplifier circuits
• Audio systems utilizing Class AB amplification

Procurement Notes

Verify the specific suffix TQLS2 to confirm the 48-TQFP package variant. Confirm that the component meets all required electrical specifications for the target application before procurement. Ensure compatibility with existing PCB footprints designed for this package type.

Selection Notes

Select this component when a stereo Class AB amplifier is required for applications needing 2.8W per channel output. Consider the 48-TQFP package constraints and thermal requirements associated with the exposed pad design during the selection process.

Part Context

Lumissil Microsystems, formerly part of ISSI, provides analog and interconnect chips. This audio amplifier belongs to their lineup of signal processing components used in various electronic devices requiring high-quality sound output capabilities.

Replacement Considerations

No public substitute part numbers are confirmed in the available documentation.