Clean Energy and Cloud Infrastructure

Solving the Challenges of Increasing Power Density by Reducing Number of Power Rails

March 28, 2023

P0243 - This article overviews challenges associated with high-power-density solutions and the technologies that best enable the desired outcome.

Brochure: Code-Free Gate Drivers for Data-Center Cooling Fans

Our portfolio of three-phase BLDC motor drivers includes solutions with integrated MOSFETs or gate drivers, as well as options for power loss braking for high efficiency.

How Sensor ICs Make Clean Energy Work

Sensor integrated circuits (ICs) are revolutionizing the world of clean energy. Explore the fascinating ways that sensor IC's are shaping out clean energy landscape and paving the way for a more sustainable future.

Solar Energy Systems – New Market Trends in Current Sensing

December 28, 2020

P0103 - As solar installations grow larger and more ambitious by the day, new trends in current sensing are emerging for this expanding energy market.

New 400 kHz Current Sensors Enable More Sustainable Designs in Switch-Mode Power Designs

July 01, 2020

Really Cool. Really Efficient. New 400 kHz current sensors enable more sustainable designs in switch-mode power designs.

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.

Allegro's Coreless Current Sensor Solutions

June 01, 2021

The ACS3761X Hall-effect sensor IC solution family is a coreless and shield-free solution, reducing BOM and overall inverter size and weight. These differential sensors reject stray magnetic fields, reducing reliance on software. The family is optimized for a large range of currents, 100 A to >4000 ...

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.

Differential Current Sensing with the 1 MHz Bandwidth ACS733

AN296154 - This application note describes the use of the new highly isolated, high bandwidth ACS733 Hall-effect current sensor integrated circuit (IC) from Allegro MicroSystems and gives an overview of its features and advantages over a highspeed current transformer (CT) current sensing solution.

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.

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.

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.

Improving Efficiency in Smart Grid Applications With Fully Integrated Current Sensing ICs

With increasing concerns about the global demand for energy and environmental awareness, power electronics applications are under pressure to improve efficiency.

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.

Brochure: Solar Energy Harvesting

Allegro’s current sensor ICs are ideal for use with solar applications, which include electronic subsystems like solar combiner boxes, DC/DC converters for maximum power point tracking (MPPT), and DC-AC inverters.