LM4819MMX

$0.27

Description：AUDIO AMPLIFIER, 0.35W, 1 CHANNE
Series：Boomer®
Mfr：National Semiconductor
Package：Bulk

SKU:1e8e76ff1f47 Category: Audio Amplifiers Brand: National Semiconductor

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LM4819MMX is listed in the Audio Amplifiers range at ChipApex. The manufacturer field lists National Semiconductor. Its product description is AUDIO AMPLIFIER, 0.35W, 1 CHANNE. Review the specifications below when checking this part for your BOM.

Audio Amplifiers specifications for LM4819MMX

Description：AUDIO AMPLIFIER, 0.35W, 1 CHANNE
Series：Boomer®
Mfr：National Semiconductor
Package：Bulk
Type：Class AB
Output Type：1-Channel (Mono)
Max Output Power x Channels @ Load：350mW x 1 @ 16Ohm
Voltage - Supply：2V ~ 5.5V
Features：-
Mounting Type：Surface Mount
Supplier Device Package：8-VSSOP
Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature：-40°C ~ 85°C (TA)
Grade：-
Qualification：-

Audio Amplifiers datasheet and documents for LM4819MMX

LM4819MMX

Audio Amplifiers Overview

The LM4819MMX is a Class-AB mono audio power amplifier manufactured by Texas Instruments, formerly National Semiconductor. It delivers 350 mW of output power into a 16 Ohm load with 1% THD+N. The device operates on a single supply voltage ranging from 2 V to 5.5 V and draws a typical quiescent current of 1.5 mA. It features a shutdown mode for power conservation and is housed in an SOIC-8 surface-mount package. The operational temperature range spans from -40°C to +85°C.

Audio Amplifiers Feature Summary

Class-AB topology designed for high-quality audio reproduction
Integrated shutdown mode to minimize power consumption
Single-supply operation capability
Low quiescent current draw

Audio Amplifiers Applications

Portable media players
Mobile phones
Personal digital assistants (PDAs)
MP3 players

Audio Amplifiers Procurement Notes

Verify the manufacturer designation carefully, as National Semiconductor was acquired by Texas Instruments. Ensure the suffix matches the specific package variant required for your PCB layout. Confirm RoHS compliance status through official documentation before finalizing procurement specifications.

Audio Amplifiers Selection Notes

Select this component for applications requiring low-power audio amplification in space-constrained portable devices. Consider the SOIC-8 package dimensions during board design. Evaluate thermal performance requirements based on the maximum operating temperature and power dissipation characteristics defined in the datasheet.

Audio Amplifiers Part Context

This part belongs to the LM4819 series of audio power amplifiers. It is designed specifically for battery-powered consumer electronics where efficiency and sound quality are critical. The device integrates protection circuits and requires minimal external components for implementation.