Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Magnetic Sensors - Position, Proximity, Speed (Modules)

Magnetic sensors are electronic components used to detect and measure magnetic fields. They are found in many different types of applications and can be used to detect the presence, direction, and magnitude of magnetic fields. The W2DN-02A is a type of magnetic sensor-specifically, a position, proximity, and speed (PPS) module.

W2DN-02A Position, Proximity, and Speed Module

The W2DN-02A magnetic sensor module is a highly accurate and sensitive PPS module designed for operation in challenging environments. It utilizes multi-channel simultaneous detection of all four(or three) polarity magnets. This enables the module to deliver highly accurate, low-noise detection of three-dimensional(or two-dimensional) magnetic field variations. This allows the module to accurately detect small, subtle changes in the strength or direction of a magnetic field.

Applications of W2DN-02A

The W2DN-02A is most commonly used in motion control applications, such as robots and drones. The module’s high-precision and multi-channel detection capabilities make it ideal for applications that require precise and accurate motion control. Additionally, the W2DN-02A is suitable for applications which require reliable and robust operation in harsh environmental conditions, such as in industrial environments.

The W2DN-02A is also used in automotive applications, such as keyless entry systems, immobilizers, and engine management systems. The module’s high-precision and multi-channel detection capabilities make it suitable for applications that require accurate and reliable detection of magnetic fields.

Finally, the W2DN-02A can be used in medical and consumer applications, such as CAT scanners, MRI machines, and touchless consumer electronics. In these applications, the module’s high-precision and multi-channel detection capabilities make it suitable for applications that require accurate and reliable detection of magnetic fields.

Working Principle of W2DN-02A

The W2DN-02A consists of four(or three) Hall effect elements arranged in a rectangular pattern on the module surface. The Hall effect elements measure the magnetic field perpendicular to the surface of the module. The magnetic field is output as an analog voltage that is proportional to the strength and direction of the magnetic field. The module also features a temperature compensation circuit, which ensures that the output from the Hall effect elements is unaffected by temperature changes.

The module also includes an interrupt function that can be used to trigger an interrupt when the magnetic field is outside of a user-defined threshold. This can be used for applications such as motion detection or to detect when a magnetized object passes near the W2DN-02A module.

Conclusion

The W2DN-02A is a highly versatile and accurate magnetic sensor module that is suitable for a wide range of applications, from motion control to automotive applications. The module features multi-channel simultaneous detection of four (or three) polarity magnets, temperature compensation circuit for accurate output, and an interrupt function that can be used for motion detection or to detect when a magnetized object passes by.

The specific data is subject to PDF, and the above content is for reference