Melexis MLX90381 3D Magnetic Pico-Resolvers

Melexis MLX90381 3D Magnetic Pico-Resolvers


Melexis MLX90381 3D Magnetic Resolvers are easy to use in rotor position detection. The MLX90381 improves the low-speed accuracy, noise performance, and supports stall detection. It can be used with DC, brushless DC (BLDC), and permanent magnet synchronous motors (PMSM) in applications like e-valves and e-bike motors.  It can be used in automotive safety-related systems as it is AEC-Q100 qualified and ASIL B ready (Safety Element out of Context according to ISO 26262).


  • Onboard programming through the I2C protocol
    • Programmable at a module level
  • ISO 26262 ASIL B SEooC (Safety Element out of Context)
  • AEC-Q100 Qualified
  • Triaxis® Hall technology
  • Sine and Cosine analog outputs
  • Output refresh rate 2µs
  • Ratiometric outputs
  • Operating supply voltage 3.3V
  • Operating temperature from -40°C to 160°C
  • Selectable magnetic field axis (X/Y – X/Z – Z/Y)
  • Programmable sensitivity range
    • mid field (10…70mT)
    • high field (40…160mT)
  • End-of-shaft / through-shaft operation
  • Package, RoHS Compliant DFN-6 (LW) single die

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Mike is the founder and editor of, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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