A3245EUA

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Function:	Omnipolar Switch
Technology:	Hall Effect
Polarization:	Either
Sensing Range:	±5.5mT Trip, ±0.5mT Release
Test Condition:	-40°C ~ 85°C
Voltage - Supply:	3.6 V ~ 24 V
Current - Supply (Max):	3.5mA
Current - Output (Max):	60mA
Output Type:	Open Drain
Features:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	3-SSIP
Supplier Device Package:	3-SIP

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A3245EUA Application Field and Working PrincipleThe A3245EUA magnetic sensors is a solid state switch for sensing the activation of an external magnetic field produced by an electric magnet, hall effect device or permanent magnet. This device is widely used in the automotive, power tool, exercise machine, medical appliance, and security fields.The A3245EUA switch works by detecting a change in the external magnetic field. It contains a sensitive Hall effect detector, which functions as a switch when a predetermined level of magnetic field is applied. The detection result is wired to an output interface module, which is connected to an external microcontroller and can be used to control various operations.The A3245EUA has high sensitivity and a wide range of operating temperatures, making it suitable for all kinds of applications. It is capable of detecting field strengths as low as 0.22 gauss and can operate in temperatures up to 125°C.The switch can be used to detect when an external magnetic source is activated and can be used as a gate control for microcontroller-based systems. It can also be used to detect when a certain field strength is reached and can be used to communicate the acquired information to an external system.The A3245EUA switch also has an optional built-in reverse polarity protection, which ensures the accuracy and safety of its operations. This device is also RoHS compliant, meaning that it does not contain or use any hazardous substances.As one of the most cost-effective magnetic switches available, the A3245EUA is a reliable and efficient device for a wide range of applications. With its wide temperature range and high sensitivity, this solid state switch is capable of detecting even the faintest external field and acts as an excellent control mechanism for a variety of applications.

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