HAL542UA-K

Series:	HAL®
Packaging:	Tape & Box (TB)
Part Status:	Last Time Buy
Function:	Latch
Technology:	Hall Effect
Polarization:	South Pole
Sensing Range:	4.5mT Trip, -4.5mT Release
Test Condition:	25°C
Voltage - Supply:	4.3 V ~ 24 V
Current - Supply (Max):	4.2mA
Current - Output (Max):	20mA
Output Type:	Open Drain
Features:	Temperature Compensated
Operating Temperature:	-40°C ~ 140°C (TA)
Package / Case:	TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
Supplier Device Package:	TO-92UA-1

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Magnetic Sensors - Switches (Solid State)

The HAL542UA-K is a solid-state magnetic switch with a high breakthrough in technology and superb performance. The wide range of applications and high accuracy make it perfectly suited to becoming a key component in a variety of systems.The HAL542UA-K magnetic switch is an economical, robust solution for applications like intrusion detection, door control, light control and many other applications which require magnetic field detection and accurate switching. It\'s an ideal choice for a wide variety of settings, both residential and commercial, from large scale to small scale.The HAL542UA-K utilizes a solid state switching component which is based on an integrated Hall effect drive which is sealed in a robust, resistant material to ensure minimal friction and outstanding performance. This Hall effect drive provides a current output that can be used to detect a magnetic field. The 3 pole system can detect magnet changes and switch three different relays. When used with other switches for multiple applications, the HAL542UA-K provides an accurate, durable and dependable response in even the most challenging environments.The switch\'s operating principle follows a classic Hall effect configuration. The device consists of two separate parts: a switch section and a Hall effect sensor section. In the switch section, a Hall effect driver is used to supply current to the Hall effect sensor section. When the sensor detects a magnetic field, an output relay is activated. This in turn triggers a mechanical structure to activate or deactivate different functions.The HAL542UA-K is designed to operate in both dry and wet environments due to its high-grade construction. This magnetic switch is also airtight, making it impervious to dust, dirt and oil. This ensures consistent performance and prevents interference from any external elements. The device\'s intrinsic accuracy provides quick and accurate response when a magnet is nearby. The device is robust and able to withstand mechanical shocks. Additionally, the HAL542UA-K is resistant to vibration, making it great for outdoor and industrial applications.The HAL542UA-K is available in several voltage ratings that allow for flexibility in power requirements and device design. It is also available with a wide range of operating temperatures, ensuring that it is well-suited for any environment. Additionally, the device has an adjustable switch time and a maximum current rating of up to 2A.When the HAL542UA-K is used in combination with other switches and sensors, it is ideal for applications such as sensing security doors, Doors Automatic Control System (DACS) or in an office environment to detect the position of a switch. In essence, this reliable device is able to detect the presence of a magnet and switch relays to activate associated functions. The HAL542UA-K magnetic switch is an affordable, dependable and highly versatile device that can be used in a variety of settings. Its versatility, accuracy and robustness make it an unbeatable choice for many applications. Combined with its cost effectiveness, the HAL542UA-K magnetic switch is the perfect solution for a wide range of applications.

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