Our reliable solutions extend the lifetime of your central inverter or combiner box, while smart diagnostics and out of range detection protect equipment and people.
String Relay Drivers
A3944 – Low-Side FET Pre-Driver
PV Input Current Sensors
ACS724 –High Accuracy Isolated Current Sensor
MPPT Current Sensor
ACS37002 – 0-80A Current + Fault Sensor
Fully Integrated Isolated Gate Drivers
AHV85110 –Self-Powered Single-Channel Isolated GaNFET Driver
AHV85111 –Self-Powered Single-Channel Isolated GaNFET Driver
AC Output Current Sensor
ACS70310 – 240kHz, Highest Accuracy Programmable Linear Sensor IC
ACS73369 – Customer-Programmable Linear Hall-Effect Sensor
AHV85110 – Self-Powered Single-Channel Isolated GaNFET Driver
AHV85111 – Self-Powered Single-Channel Isolated GaNFET Driver
Cooling Fan Driver
A5931 –Three Phase Sensorless Fan Drivers
System Power Conversion
ARG81801 –Wide Input Voltage, 2.4 mHz, 3.0A Asynchronous Buck Regulator
Three Phase Sensorless Drivers
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Automotive-Grade, Galvanically Isolated Current Sensor IC
Code-Free FOC Sensorless BLDC Motor Controller
Technical Article
March 28, 2023
P0243 - This article overviews challenges associated with high-power-density solutions and the technologies that best enable the desired outcome.
Brochure
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.
Application Note
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.
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.
Selection Guide
Sense. Regulate. Drive. Check out our device offerings and packages across all of our product families in this PDF selection guide.
March 11, 2022
AN296256 - This article will discuss the advantages of various current sensing methods in power delivery.
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.