A1374LKB-T

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Technology:	Hall Effect
Axis:	Single
Output Type:	Analog Voltage
Sensing Range:	--
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Supply (Max):	10mA
Current - Output (Max):	10mA
Resolution:	--
Bandwidth:	20kHz
Operating Temperature:	-40°C ~ 150°C (TA)
Features:	Programmable
Package / Case:	3-SIP
Supplier Device Package:	3-SIP

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Introduction to A1374LKB-T

The A1374LKB-T is a Microchip Technology linear Hall-effect magnetic sensor IC, designed for appication in compass and similar devices. It is a wide dynamic-range device, capable of sensing the presence of a magnetic field in excess of ±7 mT, when integrated into a suitable magnetic field sensing circuit. This device uses a Temperature Compensated Square Wave architecture, which combines the analog Linear Hall-effect sensing technology with a digital signal processing core, resulting in enhanced reliability and more accurate operation. It offers high precision performance with excellent stability over temperature.

A1374LKB-T Application Field and Working Principle

The A1374LKB-T is used most often in compass and navigation devices to measure the strength and direction of the Earth\'s magnetic field. The device utilizes a Temperature Compensated Square Wave (TCSW) architecture, which combines a linear Hall-effect sensing technology with a digital signal processing core. This enables the device to accurately measure the strength and direction of the magnetic field present in the device\'s sensing region.The device\'s sensing region extends from the point where the magnetic field passes through the device to the edges of the device\'s package. By measuring the direction and magnitude of the magnetic field, the device can accurately determine its direction and transmit this information to the host application. The A1374LKB-T can also detect weak magnetic fields, which can be used to detect and measure magnetic fields in a variety of environments and applications.In addition to its primary function of detecting and measuring the direction of a magnetic field, the device can also be used to measure the relative strength of the magnetic field. The device features a built-in comparator that enables it to compare the strength of the current magnetic field with that of the reference magnetic field. An external reference magnetic field can also be used to calibrate the device.The A1374LKB-T is an ideal choice for applications that require high precision measurement and extreme stability in a wide range of operating temperatures. The device features an excellent thermal performance and is capable of operating over a wide operating temperature range. Additionally, the device has a built-in power-saving feature that reduces power consumption when not in use.

Conclusion

The A1374LKB-T is a Microchip Technology linear Hall-effect magnetic sensor IC, designed for appication in compass and similar devices. Its TCSW architecture combines a linear Hall-effect sensing technology with a digital signal processing core, resulting in a device with excellent precision and reliability. The A1374LKB-T is capable of detecting weak magnetic fields, measuring the direction and relative strength of the magnetic field, and operating over a wide temperature range. This makes it ideal for compass and navigation applications, as well as a wide range of other magnetic sensing applications.

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