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WAS4736

WillSEMI
Part Number WAS4736
Manufacturer WillSEMI
Description MIC/GND Cross-point Switch
Published Apr 30, 2017
Detailed Description WAS4736 MIC/GND Cross-point Switch for CITA and OMTP Mobile Audio Key Application WAS4736 http://www.sh-willsemi.com D...
Datasheet PDF File WAS4736 PDF File

WAS4736
WAS4736

Overview
WAS4736 MIC/GND Cross-point Switch for CITA and OMTP Mobile Audio Key Application WAS4736 http://www.
sh-willsemi.
com Descriptions The WAS4736 is an audio jack detection switch for CITA and OMTP 4-pole accessories.
The pin MIC is on audio key side, as WAS4736' O1/O2 is plugged into audio jack of cell phone, it will detect the locations of ground (GND) and microphone (MIC) poles on the audio plug and automatically routes them to the appropriate connections.
SOT-353(SC70-5) The MIC switch' Ron is 5 Ω (typical) while the Ground switch has a low Ron of 0.
5 Ω (typical) to minimize voltage drop across it, preventing undesired increase in ground reference voltage.
As VCC is power-up, WAS4736 is...


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