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2012-05-07 Single-chip drivers LIN-ready for BLDC motors, actuators
Melexis' new family of driver ICs claim highly efficient BLDC motor control from a single IC by combining the voltage regulator, LIN-transceiver, MCU, EEPROM, Flash, RAM and power FET pre-driver.
2004-04-19 PMD rolls out control IC for brushless motors
Performance Motion Devices has released the first member of its new line of motor control ICs.
2008-01-23 Washing machine three-phase AC-induction direct vector control
This application note presents the AC-induction motor alternative for waching machines, focusing on the description of suitable control algorithms and their implementation in a real washer application using the MC56F8013 MCU from Freescale.
2012-02-27 Troubleshooting variable frequency drives
The increased use of VFDs comes with both the opportunity and challenge of learning to maintain, troubleshoot, and operate this equipment.
2007-11-16 Manufacturers aim for energy efficiency in appliances
Appliance manufacturers are facing major design challenges to meet the new energy efficiency standards and to cope with significant increases in the cost of raw materials. Variable speed control of a compressor motor significantly reduces both the peak and average energy consumption.
2007-11-19 High-efficiency motor control solutions aim at HVACs
This article describes a simple and low cost motor drive based on an inverter topology and specifically designed for the energy efficient permanent magnet motor.
2011-11-07 Detect stepper motor stall with back EMF technique (Part 1)
Learn about this method that takes advantage of constant motor parameters and overcomes limitations of traditional stall detection of current and duty-cycle sensing.
2016-02-16 Boost current control for better stepper motor motion
Implementing internal, bi-directional current sensing inside a stepper motor driver IC results in improved motion quality with lower system cost than legacy solutions.
2001-07-01 Quadrature-encoded position and beyond
This information is useful for commutation with brushless motors as well as other applications for determining accelerations, velocities, and when the controlled device should stop
2007-09-13 Vibration motor driver IC uses Freewheel principle
The MLX90283 vibration motor driver from Melexis successfully applies the 'Freewheel' principle to vibration motors by exploiting single-phase motor characteristics
2010-11-23 True single-chip motor controller integrates digital, analog and power
High-performing motor drives for equipment may now be realized more quickly, utilizing a complete motor-control system on a chip designed by STMicroelectronics. The 'digital SPIN', or dSPIN, integrates all the necessary digital control, analog measurement, and power electronic circuitry for controlling stepper motors using ST's advanced BCD fabrication process
2006-11-24 Sensorless motor controller targets intelligent pumps
IR's new mixed-signal control IC for pumps integrates all the control and analog interface functions required for sensorless sinusoidal control of permanent magnet synchronous motors using DC link current measurements.
2008-08-18 Permanent magnet synchronous motor control
This application note presents a 3-phase permanent magnet synchronous motor control software developed for NEC 8bit MCU uPD78F0714 with sinusoidal waveform
2005-08-15 How power modules address unique appliance requirements
Thanks to the improved performance and efficiency they provide, the demand for inverterized drives and brushless DC (BLDC) motors continues to grow
2002-11-04 Allegro three-phase driver IC targets factory automation apps
Allegro Microsystems Inc. calls its A3935 automotive power MOSFET controller a substantially integrated predriver IC for large three-phase brushless dc motors that brings operating and monitoring flexibility to factory automation and under-the-hood automotive environments
2007-11-08 Toshiba expands motor controller portfolio
Toshiba America Electronic Components has added three devices to its line of motor drivers: a new stepping motor driver and two new H-bridge DC motor drivers.
2008-06-12 Three-phase MOSFET pre-driver targets automotive systems
Allegro MicroSystems introduces a new automotive grade three-phase MOSFET pre-driver IC targeted at automotive and industrial applications.
2006-06-02 Sensorless control platform target washing machines
IR's sensorless control platform for direct-drive PMSM washing machines save up to 70 percent in energy use.
2007-11-28 S.A.B.Re ICs take new approach to power management
The S.A.B.Re IC has been primarily developed for motion and power-supply management in printer applications but due to its flexibility it can address high-power motor application across the industrial segment.
2009-02-18 Rev up efficiency of motor-control based designs
There is pressure on designers to cut the cost of motor installation. Understanding the requirements can help illustrate what features designers need to focus on to get the best performance for the smallest investment in silicon.
2005-04-05 PMD board eventually targets PC/104
This filter-heavy motion-control card carries some impressive specs, but not mentioned in Performance Motion Devices' (PMD's) press statement is that its new Magellan Motion Controller PCI bus card can be readily programmed not only with C or C++, but also through some nifty motion control development tools the company supplies. And, you will soon be able to get the card in a PC/104 form-factor as well as this PCI plug-in.
2006-10-20 Module enables sensor-free motor control
IR's new HiRel hybird motor control module promises accurate, high-performance speed and torque control without commutation or position sensors.
2014-12-22 Intelligent servo drive optimises motion axis control
The iPOS3604 HX-CAN from Technosoft offers high level single or multiple-axis control functions such as master, slave or standalone operations in an 80 x 55 x 16mm package.
2015-07-03 Friction simulated at nanoscale reaches zero
MIT researchers are able to directly observe individual atoms at the interface of two surfaces and manipulate their arrangement, and they observed a point at which friction disappears.
2014-04-21 Exploring a four-quadrant DC/DC switching regulator
Find out how a four-quadrant DC/DC switching regulator can smoothly transition from positive to negative output voltages for FPGA applications.
2005-08-08 Electric power steering: one good turn deserves another
Current power steering systems are heavy and sap horsepower. All-electrical alternatives are lighter and more adaptable, as this expert demonstrates.
2006-09-14 Dual full-bridge gate driver reduces system vibration
The full step to sixteenth step micro stepping control of Allegro's new dual-full bridge gate driver promises to reduce system vibration and improve overall positioning accuracy.
2005-11-10 Build high-end motor controllers effortlessly
Performance Motion Devices Inc.'s brushless motor control IC developer's kit allows designers to build high-performance stand-alone motor controllers.
2007-04-16 Boost automotive electric motor control with DSCs
The digital signal controller (DSC) is an ideal embedded control processor option for emerging BLDC-based applications. It is important that systems developers invest in a DSC architecture that is well suited to address the challenges of their particular applications.
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