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FSA8049UCX AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

FSA8049UCX product

FSA8049UCX

Audio Special Purpose

Audio SwitchHeadset Detectiononsemi

The FSA8049UCX is an audio jack detection and configuration switch designed to automatically route GND and MIC signals for 3- or 4-pole headsets.

Best for

  • Mobile audio accessory detection
  • Automatic headset configuration

Avoid if

  • New designs (due to Obsolete status)

Check before use

  • Availability and potential replacement parts

Key specifications

Supply Voltage
2.5 V to 4.4 V
Package
9-Ball WLCSP
ESD Protection
15 kV (Air Gap)

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001

Application

Consumer AudioMobile Devices

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FSA8049UCX: 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

It is an audio jack detection switch that automatically identifies the GND and MIC pole locations on 3- or 4-pole audio plugs.