A1147EUA

Series:	Automotive, AEC-Q100
Packaging:	Bulk
Part Status:	Obsolete
Function:	Unipolar Switch
Technology:	Hall Effect
Polarization:	South Pole
Sensing Range:	8mT Trip, 1mT Release
Test Condition:	-40°C ~ 85°C
Voltage - Supply:	3.5 V ~ 24 V
Current - Supply (Max):	17mA
Current - Output (Max):	--
Output Type:	Current Source
Features:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	3-SSIP
Supplier Device Package:	3-SIP

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Introduction

A1147EUA is a solid state magnetic sensor with a variety of applications. This type of switch is normally open or normally closed and is designed to close when a magnetic field reaches a certain level. This sensor is most often used as part of a security system to detect the presence of a ferromagnetic object like a handgun, or to activate an alarm when a magnetic field is acquired or lost from the vicinity. The A1147EUA is also used to detect the presence of a metal object or to trigger a relays in industrial automation processes.

Application Field

A1147EUA magnetic sensors have a wide variety of applications. Security systems and intruder detection are some of the most common applications for this type of sensor. This switch often used to detect the presence of a ferromagnetic object and trigger an alarm system. The A1147EUA is also used in industrial automation processes and/or assembly lines to allow those processes to detect the presence or absence of metal objects such as tools, screws, or components. The switch is also used as a limit switch in machine safety systems, which will detect the presence of a ferromagnetic object in order to prevent hazardous machine operations.

Working Principle

The A1147EUA magnetic sensor works by detecting the presence or absence of a magnetic field. This sensor is an electronic switch which will close when a certain level of magnetic field is detected. As the magnetic field of the object or metal approaches the switch, the switch will close and an electrical signal will be sent to an alarm or relay. When the field is no longer present, the switch will open and the signal will be broken, resulting in the alarm or relay being turned off. This simple principle is what makes this type of switch ideal for applications such as security systems, industrial automation, and machine safety.

Conclusion

The A1147EUA is a solid state magnetic sensor switch which is suitable for a variety of applications such as security, machine safety, and industrial automation systems. This switch is designed to detect the presence or absence of a magnetic field and send a signal when a certain level of magnetic field is acquired or lost. This simple but effective working principle is what makes the A1147EUA an excellent choice for such applications.

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