LM4954TLX/NOPB

Audio Amplifiers Overview

The LM4954TLX/NOPB is a single-channel Class-AB audio power amplifier manufactured by Texas Instruments. It operates in a 9-DSBGA package and delivers up to 1.2 watts of output power. The device supports high voltage operation, with the series capable of handling up to 3 watts in related configurations. It is designed for mono audio applications requiring efficient signal amplification.

Audio Amplifiers Feature Summary

• Single-channel mono audio amplification architecture
• Class-AB operational topology for signal fidelity
• High-voltage capability supporting robust power delivery

Audio Amplifiers Applications

• Mono audio signal amplification
• Portable electronic audio circuits
• Battery-powered audio devices

Audio Amplifiers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix NOPB indicates lead-free compliance. Check current lifecycle status as some sources indicate obsolete status. Ensure the 9-DSBGA package matches your PCB footprint requirements before ordering.

Audio Amplifiers Selection Notes

Select this component for mono audio applications requiring Class-AB performance in a compact surface-mount package. Consider the 9-DSBGA form factor for space-constrained designs. Verify thermal management needs for 1.2W output. Compare against other TI audio amplifiers if stereo functionality or different power levels are required.

Audio Amplifiers Part Context

This part belongs to the Texas Instruments LM4954 series of audio power amplifiers. The series is characterized by high-voltage operation and Class-AB topology. The LM4954 variant specifically provides single-channel amplification. Related parts like the LM4954L/NOPB may offer similar features with slight parameter variations.

Audio Amplifiers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative mono Class-AB amplifiers from Texas Instruments or other manufacturers.