59022-3-T-02-E

Introduction to Magnetic Sensors

Magnetic sensors are electronic devices that are capable of detecting, measuring, and acting upon changes in a magnetic field. Magnetic sensors can detect both the presence and the direction of a magnetic field. They have many practical applications, such as being used to detect potential collision of a vehicle, or as part of security systems used to detect and track the presence of intruders. Magnetic sensors are also used in industrial, professional, and consumer electronics, and can be used to measure distance, detect metallic objects, and monitor the flow of liquids.

59022-3-T-02-E Application Field and Working Principle

The 59022-3-T-02-E is a magnetic sensor designed for use in motor vehicles. It uses a Hall effect sensor to detect the presence of a magnetic field and can generate a digital output signal that can be used to indicate whether a potential collision is about to occur. The sensor is sensitive to changes in a magnetic field in a range of ± 200 G and can detect changes of as little as ± 10 G. The sensor is typically mounted in the vehicle\'s front bumper and is capable of detecting the presence of a nearby metallic object.

When the 59022-3-T-02-E sensor detects a change in the magnetic field, it produces a digital output signal that can be used by the vehicle\'s ECU (Electronic Control Unit) to detect a potential collision. This output signal is sent to the ECU which then activates the appropriate braking system. The ECU also calculates the impact distance between the object and the vehicle and decides whether the brakes should be applied or not. The sensor is programmed to detect a minimum impact distance, known as the vehicle\'s anti-collision threshold, beyond which the brakes will be applied.

Conclusion

The 59022-3-T-02-E magnetic sensor is an effective and reliable tool for detecting a potential collision of a motor vehicle. It is sensitive to changes in a magnetic field in a range of ± 200 G and can generate a digital output signal that can be used by the vehicle\'s ECU to detect potential collisions and to activate the appropriate safety systems. The sensor is designed to be mounted in the vehicle\'s front bumper. It is an effective and cost-efficient solution for providing reliable collision avoidance and safety to motor vehicles.