FSA8049UCX - ON Semiconductor

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

FSA8049UCX
Manufacturer

ON Semiconductor
ChipWorker Part#

CW3405942
RoHS

Lead free / RoHS Compliant
Description

Audio Jack Detection 9Pin WLCSP T/R
Documentation

Datasheet

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FSA8049UCX Specifications

Attribute	Attribute Value

Part Number	FSA8049UCX
Manufacturer	ON Semiconductor
ChipWorker Part#	CW3405942
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	9 Pin
Case/Package	WLCSP-9
Number of Channels	1 Channel
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-40 ℃
Supply Voltage	2.5V ~ 4.4V
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Size-Length	1.16 mm
Size-Width	1.16 mm
Size-Height	0.378 mm
Operating Temperature	-40℃ ~ 85℃ (TA)
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
ECCN Code	EAR99

Product Description

The FSA8049 is an audio jack detection switch for 3- or 4-pole accessories. The FSA8049 detects the locations of ground (GND) and microphone (MIC) poles on the audio plug and automatically routes them to the appropriate connections. This allows the end user to plug accessories, such as headsets with different audio pole configurations, into the mobile device and have them operate correctly.￭ Detects 3- or 4-pole audio accessories￭ Detects polarity of GND and MIC on 4-pole plugs￭ Automatically routes GND and MIC to audio jack terminals
Features
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Detection: Audio Plug GND & MIC Polarity
VDD: 2.5 to 4.4V
THD (MIC): 0.002% Typical
ESD (IEC 61000-4-2 Air Gap): 15kV
Operating Temperature: -40°C to 85°C
Package: 9-Ball WLCSP 3x3 Array, 0.4mm Terminal Pitch, 250µm Ball
Top Mark: M3

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