适用于变速箱应用的先进速度传感器 IC

随着世界各国政府加强立法以最大程度地降低燃油消耗和减少二氧化碳排放,汽车制造商承受着改善其车辆油耗的压力。

汽车领域的这种转变促使人们开发旨在提高燃油效率的变速箱技术。Allegro 是开发用于变速箱应用的先进速度传感器 IC 的先驱,我们创新的反馈偏压 GMR 技术有助于满足现今的省油标准。

在变速箱传感器性能方面设定新标准

Transmission hero
This shift in the automotive landscape has resulted in the development of transmission technologies that are targeted at fuel-efficiency. Allegro, a pioneer in developing advanced speed sensor ICs for transmission applications, is helping to meet today’s fuel-efficient standards with our innovative back-biased GMR technology.

Transmission Sensor ICs

Featuring advanced Hall and back-biased GMR technologies, our transmission sensors deliver exceptional vibration immunity, wide air gap performance, and stable output—even under harsh operating conditions. With ASIL-compliant products and integrated magnet and protection options, we’re setting a new benchmark for fuel-efficient, safety-critical transmission applications

变速箱传感器 IC 选择指南

Selection & Solution Guides

Allegro Product Selection Guide (PDF)

Documentation & Resources

Features include:

  • Front and back-biased solutions for magnetic encoder or ferrous target sensing
  • Two-and three-wire output protocols supporting speed, direction, and ASIL error reporting (optional)
  • Integrated solutions include IC, magnet (optional), and EMC protection component(s) in a single overmolded miniature package
  • Differential sensing offers inherent common-mode stray field immunity 
  • Low jitter for high edge accuracy
  • Flexible orientation GMR technology for xMR or Hall replacement and application installation flexibility
  • EEPROM enables factory traceability throughout the production process