Building and Factory

Single Gate Driver Design Enables Wide Range of Battery Voltages for Various Motor Power Levels

April 10, 2023

P0239 - This article discusses the challenges of trying to accommodate wide-ranging battery voltages and motor powers in a single driver design.

Enhancing Smart Home Security with 3D Magnetic Sensors

February 10, 2022

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.

Achieving Closed-Loop Accuracy in Open-Loop Current Sensors

Closed-loop current sensing technology is employed in many industrial and automotive applications for accurate current sensing. Allegro MicroSystems has developed magnetic-based current sensor IC solutions that achieve near closed-loop accuracy using an open-loop topology.

Improved Performance and Features of Allegro’s Next Generation, High Power Density CB Package Current Sensors

This application note will describe the use of the new high current ACS772 Hall-effect current sensor integrated circuit (IC) from Allegro MicroSystems and will give an overview of its features and improvements from previous Allegro high-current sensors.

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.

Position and Level Sensing Using Hall-Effect Sensing Technology

This paper introduces Hall-effect technology, then explores how it has been applied, in particular, differentiating between the primary types of Hall sensor ICs and the highly differentiated range of sensing behaviors they can support.

Vertical Hall Technology Enables Effective Tamper Detection

A recent breakthrough in Hall-effect sensing has enabled the creation of omnidirectional magnetic sensor ICs that match all of the requirements for tamper detection.

Guidelines for Using Allegro Angular Sensors

Many applications in different industries, such as in industrial automation and automotive sensors and actuators, require monitoring the angle of a rotating shaft either in an on-axis or off-axis arrangement. This application note is dedicated to a review of on-axis magnetic applications.

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.

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.

Enhancing Robotic Design

With the continuously evolving robotic market and formation of new applications, there is a need for higher levels of system accuracy and reliability.

Allegro Current Sensor ICs: Unique Packaging Options for Every Thermal Budget

AN296190 - The data contained within this application note allows the user to effectively choose an Allegro current sensor package based on their system’s specifications.