Quality Standards and Environmental Certifications
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ブラシレス DC ドライバー

非常に静か。実装が容易。非常に効率的。Allegro の QuietMotion ファミリーは、お客様によるコーディングが不要な磁界方向制御 (FOC) ブラシレス DC (BLDC) 電動モーター コントローラーを市場に最初に提供しました。このデバイスは、使いやすい GUI を通じた簡単なパラメータ設定により設計サイクル時間を削減しながら、信頼性の高い効率的な低可聴ノイズ パフォーマンスを実現するように設計されています。

ISO 26262 に準拠して開発された当社の広範な製品は、お客様が新たな安全面で重要な要件を満たすうえで役立ちます。

Featured Products

A89301

Ultra-Quiet, Code-Free, FOC Sensorless BLDC Motor Controller

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A89303

Sensorless 3-phase motor driver for low power automotive fuel delivery systems

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A89307

QuietMotion BLDC Gate Driver with Integrated FOC for Automotive Fans and Pumps

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A89224 Product Image with Electronica Award

A89224

90V Automotive Three-phase Motor Driver with Integrated ARM Cortex Processor

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Documentation & Resources

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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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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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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Brochure: Automotive BLDC Gate Driver with Integrated FOC Algorithm

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 ...

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

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 ...

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Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator Designs

Technical Article

Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator Designs

This article discusses how using a common platform for both 12V and 48V starter generator systems will simplify and ease the transition to 48V ...

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Sensorless and Always Without Reverse Rotation: Rapid and Accurate Startup for Blower Fan Motors

Technical Article

Sensorless and Always Without Reverse Rotation: Rapid and Accurate Startup for Blower Fan Motors

How initial rotor position detection techniques can overcome torque generation challenges to provide anti-reverse, fast, sensorless startup.

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Reduce Design Time by Simplifying Code Development in Ceiling Fan Applications.

Technical Article

Reduce Design Time by Simplifying Code Development in Ceiling Fan Applications.

P0244: This article highlights how existing code-free field-oriented-control (FOC) sensorless BLDC motor controllers solve the challenges of ceiling ...

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AMT49100 & AMT49101: How to Enable / Disable the Buck Regulator

Application Note

AMT49100 & AMT49101: How to Enable / Disable the Buck Regulator

AN296217 - This application note describes how to switch between buck enabled and buck disabled operation on any variant of the AMT49100 or AMT49101 ...

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Integrated Power Loss Brake Features Lower Energy Consumption and Reduce Costs in Data-Center Fan Applications

Technical Article

Integrated Power Loss Brake Features Lower Energy Consumption and Reduce Costs in Data-Center Fan Applications

Service interruptions of servers can result in adverse scenarios including inefficient airflows created by fan blades that have lost power to ...

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Single-Platform Design Can Reduce the Cost of Research and Development for Cordless Power Tools

Technical Article

Single-Platform Design Can Reduce the Cost of Research and Development for Cordless Power Tools

P0193 - Power Tool engineers are duplicating resources with current product designs as they often use different motor drivers, manufacturers, design ...

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Hall-Based BLDC Gate Drive Saves Microprocessor IO and Provides Zero Speed Torque

Technical Article

Hall-Based BLDC Gate Drive Saves Microprocessor IO and Provides Zero Speed Torque

P0127: Many BLDC motor applications require Hall-based position sensing to accommodate direction changes quickly and provide holding torque.. Allegro ...

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Modern Motor Drivers Enable a Common Platform for Power Tool Designs

Technical Article

Modern Motor Drivers Enable a Common Platform for Power Tool Designs

Our brushless DC motor drivers help you design a common platform to address both high power and lower power designs. We integrate functions to allow ...

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Brochure: Code-Free Gate Drivers for Data-Center Cooling Fans

Brochure

Brochure: Code-Free Gate Drivers for Data-Center Cooling Fans

Our portfolio of three-phase BLDC motor drivers includes solutions with integrated MOSFETs or gate drivers, as well as options for power loss braking ...

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