Quality Standards and Environmental Certifications
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Micro Inverters

Lean on Allegro's reputation for reliability to withstand extreme temperatures, humidity and dust, prolonging the lifetime of your rooftop microinverter. Our small, and integrated solutions improve power density, while reducing design complexity.

Select a subsystem below to view related products. 

Microinverter Application Diagram
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    PV Input Current Sensors

    CT110 – High Linearity/High Resolution Contact Current Sensor
    ACS711 – 0A-31A Hall Current & Fault Sensor
    ACS37002 – High Isolation & Accuracy 400kHz Current Sensor
    CT432 – High Bandwidth and Accuracy Current Sensor
    CT433 – High Bandwidth and Accuracy Current Sensor
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  • More

    System Power Conversion

    ARG81801 – Wide Input Voltage, 2.4 MHz, 3.0 A Asynchronous Buck Regulator

    APM81911 – 3A Synchronous Buck Regulator with Integrated Capacitors and Inductor

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  • More

    AC Output Current Sensors

    ACS37002 – 0-80A Current + Fault Sensor

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  • More

    DC/DC Half Bridge Drivers

    A89500 –100V Fast Switching Half Bridge MOSFET Driver

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  • More

    Fully Integrated Isolated Gate Drivers

    AHV85110 – Isolated GaN FET Driver with Integrated Isolated Bias Supply

    AHV85111 – Isolated GaNFET Driver with Regulated Bipolar Output Drive

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注目の製品

A89331 and A89332

Three Phase Sensorless Drivers

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Allegro EX 12 Package

ACS71240

Automotive-Grade, Galvanically Isolated Current Sensor IC

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24 contact QFN ES and 24 lead TSSOP LP packages

AMT49406

Code-Free FOC Sensorless BLDC Motor Controller

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Documentation & Resources

Solar Energy Systems – New Market Trends in Current Sensing

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 ...

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

Technical Article

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

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

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Achieving Closed-Loop Accuracy in Open-Loop Current Sensors

Application Note

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 ...

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How Sensor ICs Make Clean Energy Work

Infographic

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 ...

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クリーン エネルギーの概要

Video

クリーン エネルギーの概要

進化を続ける今日の世界において、クリーン エネルギーは単に必要なものであるだけでなく、世界的な責務でもあります。当社のソリューションで、よりクリーンで環境に優しい未来へビデオを見る。

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Current Sensing for Power Delivery

Application Note

Current Sensing for Power Delivery

March 11, 2022

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

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Demystifying GaN Drivers in Clean Energy Application

Whitepaper

Demystifying GaN Drivers in Clean Energy Application

The next generation of electric switches based on wide bandgap semiconductors are gaining popularity in the market.

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Allegro Motor Driving with Angular Sensor IC

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 ...

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Current Sensing For Renewable Energy

Technical Article

Current Sensing For Renewable Energy

In grid-tied photovoltaic systems, designers must focus on minimizing cost per watt to deliver the best possible return on investment.

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

Application Note

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 ...

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Vertical Hall Technology Enables Effective Tamper Detection

Application Note

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 ...

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Brochure: Solar Energy Harvesting

Brochure

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 ...

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Facilitating a Clean Energy Future with Current Sensing Solutions

Technical Article

Facilitating a Clean Energy Future with Current Sensing Solutions

Clean energy technologies, like solar, EV batteries, wind, and hydroelectric, offer a sustainable way to meet energy needs without releasing toxic ...

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