Quality Standards and Environmental Certifications
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驱动器

Allegro 电机驱动器具有行业领先的可靠性和安全性，可以在竞争产品无法工作的严苛、高电压环境中正常运行。

我们的驱动器不仅坚固耐用，还非常安静。在帮助客户让其电机在汽车、工业和消费类应用中更安静、更高效、更可靠地运行方面，我们是专家。

凭借我们在电机控制领域数十年的经验，我们开发了嵌入式运动控制算法，在简化设计的同时，还可提高电机性能并缩短产品上市时间。

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Ceiling fan moving

无刷直流驱动器

十分安静。易于实施。极其高效。Allegro 的 QuietMotion 系列器件提供率先推向市场且无需客户编码的磁场定向控制 (FOC) 无刷直流 (BLDC) 电机控制器。我们的汽车 BLDC 解决方案可承受苛刻环境，支持更小直径的电机，并与行业的 ISO 26262 合规趋势相符。

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Security cameras on a post in front of the sky

有刷直流驱动器和步进电机

我们提供广泛的安全且可靠的有刷直流和步进电机解决方案。凭借集成式和 MOSFET 栅极驱动器，我们的产品线适用于很多低功率和高功率应用场景。

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Gate Drivers

隔离式栅极驱动器

高度创新的隔离边界可实现出众的电气效率，体积比竞争对手的解决方案减小多达 50%。

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3D Printer

Stepper Motor Drivers

We offer a complete lineup of safe and robust stepper motor drivers for office automation, industrial, and automotive applications.

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Safety Motor Drivers Callout Image

安全电机驱动器

Allegro 的安全电机驱动器解决方案可以在竞品无法工作的严苛环境中正常工作，使我们成为更可靠的控制器和电机驱动器 IC 供应商。

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Documentation & Resources

Microstepping Motor-Driver IC with Integrated Step and Direction Translator Interface

Application Note

Microstepping Motor-Driver IC with Integrated Step and Direction Translator Interface

A new series of microstepping motor driver integrated circuits with an integrated step and direction translator interface has been developed ...

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Brochure: Driving EV Powertrains

Brochure

Brochure: Driving EV Powertrains

With the industry’s largest portfolio of grade 0, 80V motor drivers, Allegro’s suite of fully integrated gate drivers effectively address the ...

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Accurate Startup Techniques in a Sensorless Field-Oriented-Control BLDC (Sinusoidal) Motor Driver

Application Note

Accurate Startup Techniques in a Sensorless Field-Oriented-Control BLDC (Sinusoidal) Motor Driver

AN296259 - This application note presents various startup techniques available for use with the AMT49406 device.

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A Scalable Approach to Power Tool Designs

Brochure

A Scalable Approach to Power Tool Designs

Achieve all of your design goals for voltage and power levels with a single-platform architecture by combining Allegro drivers, sensors, and ...

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Driving Inductive Loads

Application Note

Driving Inductive Loads

This application note outlines common techniques and challenges in the employment of a single half-bridge driver configuration to control current in ...

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Bootstrap Supply and Circuit Guidelines

Application Note

Bootstrap Supply and Circuit Guidelines

This application note describes the operation of the bootstrap circuit and guidelines in selecting a bootstrap capacitance value to ensure normal ...

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Improving Batwing Power Dissipation

Application Note

Improving Batwing Power Dissipation

AN295015 - Allegro MicroSystems’ stepper motor ICs are power ICs encapsulated in DIP (dual in-line), SOIC (small outline integrated circuit), and ...

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A4919 Evaluation Board User Guide

Guide

A4919 Evaluation Board User Guide

This board provides the basic components required to use the A4919 to drive a motor. The motor can be controlled via an externally supplied PWM ...

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A5932GES Evaluation Board User Guide

Guide

A5932GES Evaluation Board User Guide

This evaluation board is used to demonstrate the Allegro A5932GES Three-Phase Sinusoidal Sensorless fan controller IC.

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A4955 Evaluation Board User Guide

Guide

A4955 Evaluation Board User Guide

This evaluation board is used to demonstrate the Allegro A4955GES full-bridge PWM gate driver IC.

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Key Considerations in Design of Sensorless Three-Phase BLDC Motor Driver for Automotive Fuel Pumps

Application Note

Key Considerations in Design of Sensorless Three-Phase BLDC Motor Driver for Automotive Fuel Pumps

This application note provides details the A89303 device in an automotive fuel pump application. Detailed information about the sensorless control in ...

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A4950 Evaluation Board User Guide

Guide

A4950 Evaluation Board User Guide

This evaluation board is used to demonstrate the Allegro A4950xLJ full-bridge DMOS PWM motor driver IC.

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A4915MET Evaluation Board User Guide

Guide

A4915MET Evaluation Board User Guide

This evaluation board is used to demonstrate the Allegro A4915MET three-phase MOSFET driver IC.

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A5947GET Evaluation Board User Guide

Guide

A5947GET Evaluation Board User Guide

This evaluation board is used to demonstrate the Allegro A5947GET three-phase sensorless fan driver IC.

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A89333 Evaluation Board User Manual

Guide

A89333 Evaluation Board User Manual

This user manual describes how to use the EVB and how to set the algorithms and underlying features that make this device suited for different ...

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