LM4820M-6

Audio Amplifiers Overview

The LM4820M-6 is a fixed gain 1-watt audio power amplifier manufactured by National Semiconductor. It operates on a single supply voltage ranging from 2 V to 5.5 V. The device utilizes an 8-SOIC package with a width of 3.90 mm. It is classified as a Class AB amplifier designed for mono output applications. The component is RoHS compliant and lead-free.

Audio Amplifiers Feature Summary

• Fixed gain architecture suitable for portable communication devices
• Single-supply operation capability
• Class AB topology for audio amplification

Audio Amplifiers Applications

• Mobile phones
• Portable communication devices

Audio Amplifiers Procurement Notes

Verify the manufacturer origin, as National Semiconductor assets are managed by Texas Instruments. Confirm the specific suffix '-6' indicates the correct package variant. Ensure RoHS compliance status matches project requirements. Check for potential obsolescence or lifecycle changes associated with legacy National Semiconductor part numbers.

Audio Amplifiers Selection Notes

Select this component for low-voltage mono audio applications requiring fixed gain. Compare against other LM4820 variants based on package type and thermal performance. Ensure supply voltage constraints align with the 2 V to 5.5 V operating range. Consider pin compatibility if replacing existing designs.

Audio Amplifiers Part Context

This part belongs to the LM4820 family of audio power amplifiers. It shares functional similarities with other members like the LM4820IBP-6 and LM4820ITP-6/NOPB, differing primarily in packaging and temperature grade specifications within the same product line.

Audio Amplifiers Replacement Considerations

Potential substitutes include LM4820IBP-6 and LM4820ITP-6/NOPB. Verify package dimensions and pinout compatibility before substitution.