工业应用

Brochure

Brochure: Lift Designs to the Next Level

Drive mobile robots with unmatched precision and control.

Application Note

Enhancements to Slide-By Detection with Linear Sensors

AN296200 - This application note presents a modified solution to magnetic sensing in long stroke applications. Through the incorporation of a microcontroller, a lower cost solution can be realized with fewer linear sensors than previously existing arc tangent solutions.

Technical Article

Enabling New Levels of Performance and Safety in Magnetic Sensors with xMR

P0224: This article compares Hall-effect and magnetoresistance sensor technologies and discusses solutions to leverage these to minimize tradeoffs and meet the requirements of the most advanced emerging automotive and industrial automation applications.

Technical Article

Enhancing Smart Home Security with 3D Magnetic Sensors

P0173 - As consumers find new ways to outfit their living spaces with simple-to-use smart home and Internet of Things (IoT) products, they may be unaware of certain vulnerabilities and security features.

Technical Article

Modern Motor Drivers Enable a Common Platform for Power Tool Designs

Our brushless DC motor drivers help you design a common platform to address both high power and lower power designs. We integrate functions to allow for a single-platform approach, reducing engineering development cycles and improving time to market.

Technical Article

The Future of Automotive Wheel Sensing with GMR

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.

Application Note

Angle Error Correction with the A33230

This application note describes the mathematics to convert the analog sine/cosine outputs of the A33230 into an angular position.

Application Note

Current Sensing for Power Delivery

AN296256 - This article will discuss the advantages of various current sensing methods in power delivery.

Brochure

传感和电源芯片解决方案

我们高能效的集成电路产品是所有电气和电子 设备传感、调节和驱动操作的核心 Allegro 的 XtremeSense TMR 技术使电流 和位置传感器能够实现行业领先的性能

Application Note

Convenient and Isolated Power Measurements via SPI or I2C using ACS71020 or ACS37800 Power Monitoring ICs

AN296180 - This application note describes the I2C and SPI interfaces on the ACS71020/ACS37800 Power Monitoring ICs from Allegro MicroSystems.

Application Note

Method for Mechanical Mounting Tolerance Compensation on Allegro Speed Sensors

AN296175 - Accuracy requirements for absolute mechanical edge detection on cam sensors and more generally on engine management speed sensors have noticeably increased with the need for power optimization and emissions control in car engines being sold today.

Application Note

Allegro Motor Driving with Angular Sensor IC

AN296171 - This application note will describe how to use Allegro’s motor driver and angle sensor solutions to enable precise driving and reliable monitoring of brushless DC (BLDC) motors.

Brochure

Innovative Motor Control

With decades of experience, our embedded motion control algorithms in our motor driver ICs simplify designs while improving motor performance and time to market. Download brochure to learn more.

Whitepaper

Innovative FOC Motor Control: Improve Time to Market by Eliminating Software Development

This paper will focus on the basics of the sensorless control algorithm, the advantages of different sensing techniques, and how the GUI can drive a full-featured sensorless sinusoidal BLDC motor with no software programming required.

Application Note

Driving Inductive Loads

This application note outlines common techniques and challenges in the employment of a single half-bridge driver configuration to control current in a simple two-terminal inductive load.

Brochure

A Scalable Approach to Power Tool Designs

Achieve all of your design goals for voltage and power levels with a single-platform architecture by combining Allegro drivers, sensors, and regulators.

Application Note

Bootstrap Supply and Circuit Guidelines

This application note describes the operation of the bootstrap circuit and guidelines in selecting a bootstrap capacitance value to ensure normal operation of the gate drives.

Brochure

Brochure: Integrated Power Monitoring with the ACS37800

Allegro’s ACS37800 offers its customers the capability to easily monitor and optimize the energy efficiency of power supplies, lighting, and motor control sub-systems in connected building automation solutions while simplifying the system design.

Application Note

Estimating Maximum MOSFET Switching Frequency

AN296216 - This application note describes how to calculate the maximum power MOSFET switching frequency in BLDC motor gate drives.

Technical Article

Advanced Algorithm Minimizes Stepper Motor Noise and Vibration in Precision Motion Control Applications

Stepper motors offer unique advantages over direct current (DC) and brushless DC (BLDC) motors in many applications. A bipolar stepper provides accurate open-loop position as well as zero-speed torque without using a control loop or external sensors.