A1242EUA-I1-T

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Function:	Latch
Technology:	Hall Effect
Polarization:	South Pole
Sensing Range:	8mT Trip, -8mT Release
Test Condition:	-40°C ~ 85°C
Voltage - Supply:	3.5 V ~ 24 V
Current - Supply (Max):	6.9mA
Current - Output (Max):	--
Output Type:	Open Collector
Features:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	3-SSIP
Supplier Device Package:	3-SIP

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Introduction

A1242EUA-I1-T is a type of magnetic sensor-switch (solid state), designed to detect the presence of a magnetic field. It is manufactured by STMicroelectronics, a leading company in the development of integrated circuits, and is very popular among manufacturers for its low power consumption and wide range of features and applications. In this article, we will discuss the application field of the A1242EUA-I1-T, as well as its working principle.

Application Field

The A1242EUA-I1-T can be used in a wide variety of applications, including sensors for motor control, window and door opening and closing detection, object motion sensing and actuator activation. It is also suitable for low-temperature, low-power and long-range sensing applications. It is particularly well-suited to actuator activation in the automotive and robotics industry.

Working Principle

The A1242EUA-I1-T operates on a Hall-effect working principle. This means that it is capable of detecting the presence of a magnetic field without any physical contact, making it suitable for a wide range of applications. The device output is proportional to the strength of the magnetic field. It is sensitive enough to detect the presence of a magnetic field in the presence of noise and distortions.The device can be activated either via a current or voltage. When a current is applied, the device will switch on, and a voltage will be output in response to the magnetic field. The voltage output can be used to control the operation of other components. The device also features hysteresis, meaning that the sensitivity to the magnetic field can be predetermined based on the external conditions.

Conclusion

The A1242EUA-I1-T magnetic sensor-switch (solid state) is a popular choice among manufacturers due to its low power consumption and wide range of features and applications. It operates on a Hall-effect working principle, allowing it to detect the presence of a magnetic field without any physical contact and at a wide range of sensitivities. It can be used for sensors, motor control, window and door opening and closing detection, object motion sensing and actuator activation, making it particularly well-suited to use in the automotive and robotics industries.

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