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LM4809 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM4809 product

LM4809

Amplifiers

Audio AmplifierClass ABPortable Audio

The LM4809 is a dual-channel Class AB audio power amplifier optimized for portable, low-voltage applications, providing 105mW per channel into 16Ω loads.

Best for

  • Portable audio devices
  • Headphone amplifiers
  • PDA audio output

Avoid if

  • High-power speaker driving applications

Check before use

  • Gain configuration resistors
  • Input/output coupling capacitor values

Key specifications

Supply Voltage
2.0V - 6.0V
Output Power
105mW (16Ω)
Package
MSOP-8

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Consumer ElectronicsPortable Audio

Datasheet

5fa611ec0f8dbe09eda278c70bab9474_2208161803_IDCHIP-LM4809_C5125075.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM4809: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The LM4809 is a dual-channel Class AB audio power amplifier designed for low-voltage, portable electronic devices.