SM451R

Series:	--
Packaging:	Bulk
Part Status:	Active
Function:	Omnipolar Switch
Technology:	Magnetoresistive
Polarization:	Either
Sensing Range:	±1.1mT Trip, ±0.2mT Release
Test Condition:	-40°C ~ 85°C
Voltage - Supply:	3 V ~ 24 V
Current - Supply (Max):	5mA
Current - Output (Max):	--
Output Type:	Open Collector
Features:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	TO-226-3, TO-92-3 Short Body
Supplier Device Package:	TO-92-3

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Introduction

The SM451R magnetic sensor - switch (solid state) is used to detect, measure, and respond to the presence of an electromagnetic field or magnetic field. This device is designed to provide an electromechanical or digital output in the presence of a magnetic field. This makes it very useful for applications in fields such as automotive, aerospace, industrial automation and robotics. The SM451R offers both a robust and reliable design, making it the ideal choice for industrial and automotive applications.

Applications

The SM451R magnetic sensor - switch (solid state) is suitable for a great variety of applications due to its design and capabilities. It is often used in automotive and industrial automation applications, as it is ideal for detecting magnetic fields in the presence of higher voltages and temperatures. Additionally, it has the ability to operate effectively in harsh environments, which makes it a great choice for robotic applications. The SM451R is also suitable for aerospace applications, due to its reliable functioning in demanding conditions.

Functional Principle

The SM451R magnetic sensor - switch (solid state) operates using a Hall effect principle. When an external magnetic field is present, it causes a measurable change in the output voltage of the device. The device measures the change in voltage, and then switches the output accordingly. This is done by using an internal Hall effect sensing element, which responds to the changes in the magnetic field. The SM451R can operate in either a latching or non-latching mode, depending on the specific application. In latching mode, the output remains steady and does not need to be updated often, while in a non-latching mode the output is constantly updated in order to maintain accuracy.

Features and Specifications

The SM451R magnetic sensor - switch (solid state) has a wide range of features and specifications. It is designed with a wide operating temperature range of -40C to +125C, and has an operating voltage range of 3.3V-24V DC. The device is also built with an adjustable output trip point, which can be set to suit the specific application. The device also has an adjustable LED power indicator that can be used to monitor the status of the device. In addition, the SM451R has a high output capacity, with a rated output current of 2.5A and a maximum output current of 5A.

Conclusion

The SM451R magnetic sensor - switch (solid state) is a reliable and robust device that is suitable for a wide range of applications. It offers a wide range of features and specifications that make it the ideal choice for automotive, aerospace, industrial automation and robotic applications. Its Hall effect sensing element makes it highly accurate and reliable, and its adjustable output trip point and LED power indicator make it an ideal choice for any application where magnetic fields need to be detected and measured.

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