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October 12, 2022
Service interruptions of servers can result in adverse scenarios including inefficient airflows created by fan blades that have lost power to maintenance in the presence of fan blades. This article introduces power loss brake (PLB) functionality and how lost power can be harnessed to improve ...詳細をご覧ください
September 09, 2022
P0211 - This article describes how initial rotor position detection techniques can overcome torque generation challenges to provide anti-reverse, fast, sensorless startup.詳細をご覧ください
September 08, 2022
P0127: Many BLDC motor applications require Hall-based position sensing to accommodate direction changes quickly and provide holding torque.. Allegro gate driver ICs with integrated Hall commutation are designed with the Hall-based commutation engine integrated into the IC.詳細をご覧ください
June 30, 2022
P0193 - Power Tool engineers are duplicating resources with current product designs as they often use different motor drivers, manufacturers, design layouts for each product variation. This article reviews options to utilize a single platform in a wide array of applications – saving design time ...詳細をご覧ください
April 15, 2022
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 for a single-platform approach, reducing engineering development cycles and improving time to market.詳細をご覧ください
This application note provides details the A89303 device in an automotive fuel pump application. Detailed information about the sensorless control in A89303, advantages of the device, speed control techniques, parameter configuration including efficacy and thermal calculation, EMI consideration, ...詳細をご覧ください
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 Oriented Control (FOC) algorithm to drive continuous sinusoidal current to the load, helping automakers reduce noise and improve battery life.詳細をご覧ください
April 26, 2021
Stepper motors offer unique advantages over direct current (DC) and brushless DC (BLDC) motors in many applications. A bipolar stepper provides accurate open-loop position as well as zero-speed torque without using a control loop or external sensors.詳細をご覧ください
October 13, 2020
Governments around the world, including the European Union and the United States, have placed mandatory fuel economy standards on combustion engines to reduce emissions. These initiatives will require innovative advances in technologies, driving the demand for increased efficiencies.詳細をご覧ください