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LX34050

LX34050 Series

Inductive Position Sensor IC

Manufacturer: Microchip Technology

Catalog

Inductive Position Sensor IC

Key Features

* -40°C to 150°C Operation
* AEC-Q100 Grade 0 Certification
* ISO26262 ASIL B Support
* Built-in Oscillator for Driving Primary Coil
* Two Independent Analog Channels With Demodulation
* Low Temperature Drift
* Excellent Long Term Stability

Description

AI
The LX34050 is a integrated programmable data conversion IC designed for interfacing to and managing printed circuit board (PCB) based inductive position sensors. Inductive position sensors are ideal replacements for magnet based position and speed sensors (i.e Hall Effect Sensors), optical encoders, and Magnetic resolvers. They excel with improved accuracy, magnetic noise immunity and don't require a magnet as a target. The sensor itself is just a PCB, with primary and secondary windings placed to detect the movement of a metal target. The device includes an integrated oscillator circuit for driving the primary coil of an inductive sensor, along with two independent analog conversion paths for conditioning, converting, and processing of two analog signals from the secondary coils of the sensor. Each path includes an EMI filter, de-modulator,and programmable amplifier. Great for embedded applications, the LX34050 output interface include two single ended Sin(x) and Cos(x) signals that change as the metal target is moved over the sensor. The position of the target is then calculated by using the ratio of these signals. The propagation delay and bandwidth of the analog paths have been optimized for high speed automotive, industrial and medical sensor applications. The LX34050 is specified over a temperature range of -40°C to +150°C (Automotive Grade 0) and contains a 32-BIT Cortus APS1 MCU for fault detection and system monitoring. Get a head start on your design by visiting our [Inductive Position Sensor Design Page](https://www.microchip.com/design-centers/sensors/inductive-position-sensors/getting-started) Various technical documents, software(IPCE Sensor Evaluation and Calibration Software), and reference designs are available upon request, for more information, please contact your local Microchip sales representative. To request the LX34050 Datasheet, please contact Dustin.Tenney@microchip.com or Mark.Smith@microchip.com. Microchip can help with your own sensor design with its own unique mechanical constraints. You can start with one of our kits, but Microchip is ready to help you from day one. Talk with our sales team and describe your sensor requirement. We will work with you on getting a design up and running to take advantage of this advanced technology.