HK465 is designed and produced using CMOS technology. It is a south pole (HK465UA) or north pole (HK465SU) sensitive low-power…
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Ominipolar Hall Switches
HK465
HK465 is designed and produced using CMOS technology. It is a south pole (HK465UA) or north pole (HK465SU) sensitive low-power…
Ominipolar Hall Switches
HK466M
HK466M is designed and produced using CMOS technology. It is a south pole and north pole sensitive low-power omnipolar Hall…
Ominipolar Hall Switches
HK466
The HK466 is a low-power omnipolar Hall effect switch made using CMOS technology, sensitive to both south and north poles. It…
Ominipolar Hall Switches
HK451
The HK451 is a versatile Hall-effect switch sensitive to both south and north magnetic poles, offering a wide 3.5 to…
Omnipolar Hall switches are bi-directional and can react to magnetic fields regardless of their polarity, Unlike unipolar Hall switches, which respond to only one pole. This makes them versatile and suitable for various applications where you need to detect the presence of a magnetic field without concern for its orientation.
Bi-Directional Sensing: Omnipolar Hall switches are capable of detecting both north and south magnetic poles. This means they can trigger a response when either type of magnetic pole is in proximity, offering greater flexibility in magnet detection.
Non-Contact Sensing: They operate without physical contact with the magnetic source, making them ideal for applications where you want to avoid mechanical wear and tear.
Digital Output: These switches typically provide a digital output signal (usually high or low) based on whether a magnetic field is present or not. The output changes state when the magnetic field crosses a certain threshold.
Versatile Applications: Omnipolar Hall switches find use in a wide range of applications, including proximity sensing, position detection, speed measurement, and magnetic field presence detection in various electronic devices and industrial systems.
Proximity Sensing: Omnipolar Hall switches are often used in proximity sensors to detect the presence of magnetic objects. They can be employed in applications like automatic door opening systems, contactless switches, and security systems to sense the proximity of a magnet or ferrous material.
Position Detection: In automotive and industrial applications, omnipolar Hall switches can determine the position of a movable part, such as a gear shift lever or a throttle pedal, by sensing the position of a magnet attached to that part. This information is used for control and feedback systems.
Speed Measurement: Omnipolar Hall switches can be used to measure the speed of rotating objects by sensing the passing of magnetic markers on the object. This is commonly found in applications like bicycle speedometers and automotive speed sensors.
Magnetic Field Presence Detection: In manufacturing and industrial settings, omnipolar Hall switches are employed to monitor the presence of magnetic fields. For example, they can be used to ensure the proper alignment of magnetic components in assembly lines or to detect anomalies in magnetic materials during quality control processes.
Current Sensing: These switches can also be utilized in current sensing applications, where they detect the presence or absence of current flow in electrical circuits by sensing the magnetic field generated by the current. This is valuable for circuit protection and fault detection.
Anti-Tampering Devices: Omnipolar Hall switches are sometimes used in anti-tampering systems to detect unauthorized access or interference with equipment. When magnets are removed or tampered with, the Hall switch can trigger an alarm or shut down the system.
Positional Feedback in Robotics: In robotics and automation, omnipolar Hall switches can provide feedback on the position of robotic arms, ensuring precise and controlled movement. This is crucial in applications like pick-and-place machines and CNC machining.
Liquid Level Sensing: In some cases, omnipolar Hall switches can be used in liquid level sensors. By placing a magnet at different levels within a liquid container, the switch can detect and indicate the fluid’s level.
These applications demonstrate the versatility of omnipolar Hall switches in various industries, where their bi-directional sensing capabilities and non-contact operation are highly beneficial for precise and reliable detection of magnetic fields and objects.
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