Allicdata Part #: | A3211ELHLX-T-ND |
Manufacturer Part#: |
A3211ELHLX-T |
Price: | $ 0.22 |
Product Category: | Sensors, Transducers |
Manufacturer: | Allegro MicroSystems, LLC |
Short Description: | MAGNETIC SWITCH OMNIPOLAR SOT23W |
More Detail: | Digital Switch Omnipolar Switch Open Drain Hall Ef... |
DataSheet: | A3211ELHLX-T Datasheet/PDF |
Quantity: | 1000 |
30000 +: | $ 0.20507 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Function: | Omnipolar Switch |
Technology: | Hall Effect |
Polarization: | Either |
Sensing Range: | ±5.5mT Trip, ±1mT Release |
Test Condition: | -40°C ~ 85°C |
Voltage - Supply: | 2.5 V ~ 3.5 V |
Current - Supply (Max): | 2mA |
Current - Output (Max): | 1mA |
Output Type: | Open Drain |
Features: | -- |
Operating Temperature: | -40°C ~ 85°C (TA) |
Package / Case: | SOT-23W |
Supplier Device Package: | SOT-23W |
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The A3211ELHLX-T magnetic switches and sensors are comprised of a Hall-effect integrated circuit with a power MOSFET and are designed to provide a digital output when exposed to a magnetic field. These solid state switches are used in many applications including consumer, industrial, automotive, and medical, and are highly valued for their simple installation and reliable operation.
A3211ELHLX-T Application Field
The A3211ELHLX-T series of magnetic switches and sensors are highly versatile and can be used for a wide variety of applications. In consumer applications, these switches and sensors are used to detect the presence of objects or materials, providing a digital output signal to indicate when something has been detected. In industrial applications, these sensors can be used to monitor the speed or level of a moving object, such as a conveyor belt, as well as for the safe monitoring of hazardous machinery, for example. In automotive applications, these switches can be used in engine management systems to control air/fuel ratio, ignition timing, exhaust gas recirculation rate, and more. Finally, in medical applications, these sensors are used to detect the level of fluids and to control medical devices such as infusion pumps.
A3211ELHLX-T Working Principle
The A3211ELHLX-T series of magnetic switches and sensors operate on the principle of the Hall effect. This effect occurs when a current-carrying conductor is placed in a magnetic field, with the current being perpendicular to the field, causing a potential difference to be generated across the conductor. This potential difference is proportional to the strength of the magnetic field, and can be detected and measured by the sensor.
The magnetic switches and sensors are integrated into the A3211ELHLX-T have an internal Hall-effect integrated circuit, and power MOSFET, which detect the magnetic field and rapidly change the internal digital output state when a magnetic field of sufficient strength is detected. The output signal of the switch is buffered and used to control external devices.
Conclusion
The A3211ELHLX-T series of magnetic switches and sensors are highly versatile and can be used in a wide variety of applications such as consumer, industrial, automotive, and medical. These switches and sensors operate on the principle of the Hall effect and use an internal Hall-effect integrated circuit to detect when a magnetic field of sufficient strength is present and change the internal digital output state.
The specific data is subject to PDF, and the above content is for reference
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