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Melexis MLX90514 Dual-Input Inductive Position Sensing Solution

High-precision dual-channel position sensing for automotive control systems

The Melexis MLX90514 is a dual-input inductive position sensor designed for high-accuracy absolute rotary and linear motion measurement in demanding automotive applications. It enables simultaneous dual-channel position detection with advanced on-chip signal processing for derived calculations such as differential and Vernier angles.

Built for robust automotive environments, the MLX90514 delivers precise, contactless position sensing with strong immunity to magnetic interference, making it suitable for safety-critical motion control systems such as steering and braking.

Features

  • Dual-input inductive position sensing architecture
  • Absolute rotary and linear position measurement capability
  • On-chip signal processing with latency compensation
  • Maximum error as low as ±0.36° electrical per channel
  • Immune to magnetic stray fields (ISO 11452-8 compliant)
  • 16-point programmable linearization per channel
  • External PWM input channel support

 

  • Integrated differential and Vernier angle calculation
  • Output interfaces: SENT, SPC, PWM, and SPI
  • Fast SENT communication compliant with SAE J2716
  • Operating temperature range from -40°C to 160°C
  • Overvoltage and reverse polarity protection (-24 V to +24 V)
  • AEC-Q100 qualified, ISO 26262 ASIL C(D) SEooC
  • RoHS compliant TSSOP-16 package

Benefits

  • Improves precision in safety-critical automotive motion systems
  • Enables redundant and simultaneous position measurement
  • Reduces system complexity with integrated signal processing
  • Enhances robustness in electrically noisy automotive environments
  • Supports flexible integration across multiple output protocols
  • Improves functional safety compliance for automotive designs

Applications

  • Contactless absolute rotary and linear position sensing
  • Torque and steering angle sensing systems
  • High-resolution rotary encoders
  • High-resolution linear position systems
  • Brake-by-wire control systems
  • Steer-by-wire control systems