MLX90290LUA-AAA-500-SP

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Introduction

The MLX90290LUA-AAA-500-SP is a three-axis linear magnetic field sensor with a built-in programmable temperature sensor provided by MELEXIS. It is an integrated magnetic field sensor solution for the measurement of linear magnetic fields in applications such as industrial measurement of AC and DC current and voltage. Its small size and on-chip temperature compensation capabilities make it an ideal choice for applications requiring linear magnetic field sensing accuracy.

Application Field and Working Principle

The MLX90290LUA-AAA-500-SP is a three-axis linear magnetic field sensor. It utilizes Hall effect sensor technology to measure changes in static and dynamic linear magnetic fields, allowing the user to detect direction and magnitude of the field. Due to its low power and wide operating temperature range, it is suitable for both industrial and consumer applications. Additionally, its on-chip temperature compensation capabilities allows for measurements within the temperature range of -40°C to +125°C.

The MLX90290LUA-AAA-500-SP has a working range of ±50 mT. It measures three orthogonal axis of linear magnetic field strength, with an I2C interfacing capability. With the I2C interfacing, the user is able to configure various parameters such as the resolution, sensitivity, sensitivity type, and oversampling. Additionally, the user is able to perform self-test and various magnetic calibration routines.

Features

• DRV −50/-400 mT
• Gain +3.125 +13.50mV/mT (PGA X2/X4)
• Data Rates −20 to 400 Hz
• I²C Interface −400/100/400 kbit/s
• Output −16 bit resolution
• Size −3 x 3 x 1 mm
• Wide Temperature Range −40 to +125 °C
• Low Power Consumption

Conclusion

The MLX90290LUA-AAA-500-SP is an ideal solution for applications requiring linear magnetic field sensing accuracy. Its small size, wide operating temperature range, low power consumption, and on-chip temperature compensation capabilities make it an ideal level sensing solution for applications such as industrial measurement of AC and DC current and voltage.

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