Allegro は、最も包括的な磁気速度センサー IC のポートフォリオをご提供しています。速度、方向性速度、2 線式および 3 線式インターフェイス、磁気エンコーダ (リング マグネット)、ギヤ歯センサー、ホールおよび GMR 技術のほか、トランスミッションやホイール速度、エンジン、電動モーター、その他数多くのエンコーダ、ギヤ歯センサー用途の ASIL 準拠オプションを取り揃えています。
Allegro の革新的なホール効果および GMR 技術によって、世界で最も堅牢で、信頼性の高いギヤ歯およびリング マグネット速度センサーを提供しています。
数十年にわたる用途およびアルゴリズムに関する経験と、OEM との緊密なコラボレーションにより、Allegro では安全性、信頼性、パフォーマンスを高めながら、対象となる用途に最適化された用途固有の速度センサー IC を開発できます。
We provide fully integrated IC solutions for EMC protection and true power-on state (TPOS). Optional back-biased magnets simplify your design while improving performance.
With high performance and excellent edge accuracy, our fully integrated ICs are also highly flexible. We offer optimized solutions for engines in 2-wheelers and advanced solutions that are essential for start-stop engines.
Working on something other than a vehicle? Our portfolio provides optimized speed sensor IC solutions for many non-automotive applications.
Our ICs are ready for any challenge presented by fuel-efficient 6 to 10-speed transmissions, providing you with industry-leading vibration immunity and dynamic air gap capability.
February 23, 2022
P0083 - With the rise of vehicle electrification, computerized control systems, and subsystem reliability monitoring, it has become essential for systems to have accurate rotational information for each wheel of the vehicle.詳細をご覧ください
Allegro MicroSystems giant magnetoresistance (GMR) effect technology offerings build on lessons learned from experience with Hall-effect devices to enable new options for speed sensing system design.詳細をご覧ください
Seth Prentice, Strategic Marketing Manager for Allegro MicroSystems Speed Sensor IC group, discusses IC solutions for designing speed sensing applications including automotive transmissions, washing machine drum speeds, and fork lift positioning requiring reliable consistent output signals.詳細をご覧ください
AN29622 - This application note is to be used to aid the understanding of these datasheet line items. This specification change can be seen in the A19302 and A19571 datasheets and will continue to be used in many parts that use this technology moving forward詳細をご覧ください
Allegro pioneers the first back-biased GMR Sensor with 50% larger air gaps. This larger air gap operation enables smaller and lighter transmissions that achieve reduced fuel consumption to help meet today's fuel economy standards.詳細をご覧ください
AN296173 - The use of electronic controls for engine, transmission, and wheel speed in two- and three-wheeled vehicles is growing, particularly in developing nations. This trend is largely driven by mandates to improve air quality, fuel efficiency, and vehicle safety worldwide. Differential ...詳細をご覧ください
AN296246 - This application note provides a detailed description of commonly used output protocols implemented in speed sensors. It also lists the benefits and drawbacks of each and provides information on the safety mechanisms these protocols offer to achieve compliance with the latest automotive ...詳細をご覧ください
AN296226 - This paper explores the general requirement trends for speed and position sensors in traction motor systems, including high-speed capability, accuracy at startup, low-speed operation, immunity to vibration, EMC robustness, and safety.詳細をご覧ください
AN296228 - With the vehicle market trending toward autonomous driving in the near future, the need for high resolution in the wheel speed sensor (WSS) business becomes essential. Allegro, with input from market leaders, has released the first high-resolution wheel speed sensor (HRWSS) that targets ...詳細をご覧ください
Wheel speed sensors (WSS) operate in harsh environments with limited shielding and temperature control. Allegro Microsystems has developed innovative algorithms and high-performance sensors to operate in these environments.詳細をご覧ください