Quality Standards and Environmental Certifications

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

    ACS711 – 0A-31A Hall Current & Fault Sensor

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    System Power Conversion

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

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    AC Output Current Sensors

    ACS37002 – 0-80A Current + Fault Sensor

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    DC/DC Half Bridge Drivers

    A89500 –100V Fast Switching Half Bridge MOSFET Driver

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    Fully Integrated Isolated Gate Drivers

    AHV85110 – Self-Powered Single-Channel Isolated GaNFET Driver

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特色产品

A89331 and A89332

Three Phase Sensorless Drivers

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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

Technical Article

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.

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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 converters for maximum power point tracking (MPPT), and DC-AC inverters.

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Application Note

Method for Evaluating Thermal Performance of Allegro Current Sensors in Application

AN296236 - This application note discusses the industry standard of using RΘJA to design for maximum junction temperature and why it does not apply to Allegro MicroSystems integrated conductor current sensors.

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Technical Article

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.

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Selection Guide

Allegro Product Selection Guide

Sense. Regulate. Drive. Check out our device offerings and packages across all of our product families in this PDF selection guide.

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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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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.

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