Current Sensors

Blog

Beyond the Datasheet: Mastering Current Sensing Selection​ New

Master current sensor selection with expert guidance on technology trade-offs to design safer, more efficient, dependable solutions.

Blog

Rise in Robotics: Driving Efficiency, Reliability and Innovation

Robotics is no longer a futuristic concept confined to science fiction; it is a rapidly evolving field transforming industries and daily life.

Technical Article

Solving EV Charging with High-Performance Gate Drivers and Current Sensors

Before EVs can reach true widespread adoption, one of the biggest obstacles is the accessibility, reliability and performance of EV chargers.

Technical Article

ClearPower Modules Tackle Designers’ Toughest Challenges

ClearPower modules house all the principal elements of a high-performance switching power supply or LED driver within a compact package, significantly easing the task of designing complete power solutions and solving difficult EMI challenges.

Technical Article

Rethink PCB Current Sensing

This article will discuss two new innovative approaches to measure currents up to 600 A in PCB: a near-lossless Hall-based current sensor with an integrated conductor and a non-invasive standalone core-free and shield-free differential Hall current sensor.

Brochure

Brochure: Automotive BLDC Gate Driver with Integrated FOC Algorithm

Designed for battery cooling fans and HVAC systems in EV and hybrid vehicles, the A89307 offers ultra-low noise and vibration by using a Field Oriented Control (FOC) algorithm to drive continuous sinusoidal current to the load, helping automakers reduce noise and improve battery life.

Application Note

Transmission Gear Tooth Sensing

AN296221 - In this application note learn how our industry-leading, time-proven algorithms included on our transmission ICs have been designed to handle the most stringent application conditions.

Application Note

Benefits of Dynamic Threshold Feature in ATS16351, GMR Back-Biased Speed Sensor IC

AN296257 - The Allegro ATS16351PSM [1] is a True-Power-On-State (TPOS) sensor providing the speed and position of a rotational ferromagnetic target.

Technical Article

Efficient and Reliable Solutions to Meet New Emission Standards in Two-Wheelers

P0255: This article discusses the challenges that two-wheeler designers face when switching to an EFI system, notably a 100 ms fast startup requirement.

Technical Article

Breaking the Density Barrier: A Technical Deep Dive into Simplified SiC Gate Drive

Learn how Power-Thru™ isolated SiC gate drivers eliminate the need for bulky external bias supplies, drastically reducing BOM count and PCB size by up to 50%. Solve EMI and power density challenges in your next high-voltage design.

Technical Article

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

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

Technical Article

Solar Energy Systems – New Market Trends in Current Sensing

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

Brochure

Silent Power Behind Every Wash New

The home appliance market is undergoing a transformation, with consumers demanding laundry solutions that are not only powerful and effective but also energy-efficient, quiet, and intelligent.

Application Note

CMTI Comparison for Allegro Integrated Conductor Current Sensors

Common-mode transient immunity (CMTI) test injects transient voltages with high slew rates across the isolation barrier of the current sensor. During the transient event, the output stability of the device is observed.

Case Study

Shifting the Future of Electric Vehicles

The technology used in eVibe’s system started out as antivibration control for gas-powered vehicles. But as the market for personal vehicles began to shift toward electric, GHSP redirected its efforts.

Brochure

Intelligent Power Distribution Solutions for Modern Servers

In today's demanding data center environments, efficient and reliable power distribution is critical. Server racks face increasing power density demands, requiring intelligent PDUs that can scale, adapt, and provide real-time monitoring and control.

Blog

Magnetic Sensors are a Great Alternative to Traditional Shunt Resistors for Industrial Current Sensing

Magnetic sensors have entered the market, bringing a whole new level of performance, safety, and reliability to the table, much like what Allegro is doing with our current sensor portfolio. So, what makes them so special? Let's discuss.

Technical Article

Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance

The ever-evolving requirements of the automotive, industrial, and commercial markets for increased reliability and functionality will continue to drive demand for electronic content, including non-contact magnetic sensor ICs with diagnostics.

Application Note

AN296331 - How to Choose the Best Micropower Switch or Latch Magnetic Sensor for Your Application

This application note discusses the fundamental principles that govern micropower switch and latch magnetic sensors.

Brochure

Brochure: Lift Designs to the Next Level

Drive mobile robots with unmatched precision and control.

OnDemand Webinar

Magnetic Sensing: Maximizing Battery Life in Industrial and Consumer Applications

Join our webinar for a refresher on magnetic sensing technologies and an exploration of the latest technical innovations aimed at reducing power consumption in these versatile, reliable, and high-performance solid-state sensors.

Video

GHSP and Allegro MicroSystems' Partnership

GHSP and Allegro MicroSystems' long-standing partnership has redefined EV design, pushing boundaries with cutting-edge technologies.

Video

XtremeSense™ TMR Technology

Allegro MicroSystems empowers engineers to deliver top-tier solutions with XtremeSense™ TMR technology, enabling industry-leading precision and cost efficiency in current and position sensors.

Technical Article

Magnetic Position Sensors Efficiently Drive E-Bike with Pedal Assist Systems

This technical article describes two designs for the pedal-rate measurement: a design using a pair of one-dimensional (1D) magnetic position sensors, which is common; and a two-dimensional (2D) magnetic speed and direction sensor design.

Blog

The Unsung Hero of AI: Why Advanced Fan Drivers are a Data Centers Most Valuable Player

For data center operators, choosing a fan driver isn't a trivial component choice, it's a strategic decision that directly impacts efficiency, reliability, and the bottom line.

Blog

Precision in Motion: Advanced Sensing for Industrial Control

Explore how the world of industrial automation, precision and reliability are not just goals; they are absolute necessities. Whether it's a multi-axis robotic arm, a smart valve, or a complex human-machine interface (HMI), the ability to accurately and dependably track motion and position is critical.

Blog

Cobots: Revolutionizing Manufacturing through Human Robot Collaboration

Collaborative robots (cobots) are fundamentally changing the landscape of industrial automation. They combine the precision and consistency of automation with human intelligence and adaptability.

Blog

Switches vs. Latches: Understanding the Key Differences and Their Applications

Discover how Hall-effect switches and latches, essential magnetic sensors, power smartphones, industrial equipment, automotive systems, and DC motors. Learn their differences and applications in this insightful blog post.

Application Note

Achieving Fast SENT Message Response with A1346 Linear Hall-Effect Sensor ICs on Shared Bus 

AN296131 - In safety-critical magnetic sensing applications, such as torque sensing in electronic power steering (EPS) modules, redundant sensors are often the approach used to achieve desired performance while maintaining strict safety requirements.

Application Note

Application and Advantages of Allegro's ATS344LSP Magnetically Back-Biased Differential Linear Sensor IC

AN296157 - This application note aims to give insight on typical use of the Allegro ATS344LSP back-biased differential linear sensor IC. The main application of this sensor is to measure linear movements, such as shaft axial displacement.

Whitepaper

Maximizing Robust Window Open Detection Systems with Micropower Hall-Effect Switches and Latches

Let's explore the intricacies of designing a robust and effective window open detection solution for security systems.

Application Note

AN296330 - Selecting the Right Magnetic Switch or Latch for Your Application

This application note is intended to provide a step-by-step process to help designers pick the right Allegro switch or latch part for their specific application.

Whitepaper

Key Challenges in Expanding EV Charging Infrastructure

This whitepaper highlights Allegro's commitment to enabling a sustainable and convenient EV charging experience for all.

OnDemand Webinar

Electric Vehicle Thermal Management Challenges from a Semiconductor Perspective

Join us as we examine the fascinating world of Electric Vehicle (EV) thermal management, where we'll uncover the key challenges and innovative solutions shaping the future of transportation.

OnDemand Webinar

The Evolution of eVibe with GHSP and Allegro MicroSystems

Through this recorded roundtable, learn about how the long-standing partnership between GHSP and Allegro MicroSystems has redefined electric vehicle (EV) design, pushed boundaries and set new standards in driver experiences.