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ARS51x

Advanced radar sensor

The ARS51x is a forward‑looking radar sensor designed for applications such as Adaptive Cruise Control (ACC), with a strong focus on safety‑critical functions including Emergency Brake Assist (EBA).

It complies with global regulatory and safety standards while delivering best‑in‑class cost efficiency. The ARS51x is optimized for integration behind a plastic radome in the vehicle front area, such as the bumper or grille.

Benefits & features

  • Adaptive cruise control
  • Emergency brake assist supporting EuNCAP18 and EuNCAP20 as well as further NCAP standards
  • Traffic continuation indication, traffic jam assist (in combination with Camera)
  • Blockage detection / auto alignment
  • Elevation measurement capability safety integrity level according to ISO 26262: EBA: max. B
  • Frequency approval compliance for following core countries - European Union / USA / Canada / Japan / South Korea / China / Australia
  • Supports fusion with camera, navigation, etc.
Advanced Radar Sensor - ARS51x

Technical data

  • Dimensions: 83 x 68 x 22 mm (w/o connector)
  • Mass: ~130 g
  • Range: 210 m @ 0°
  • Field of view: ± 50°
  • Update rate: 55 ms
  • Temp. range: -40° to +85°
  • Power dissip.: 4.8 W
  • Supply voltage: 12 V
  • Operation freq.: 76…77 GHz
Advanced Radar Sensor - ARS51x

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