Motor Drives, Robotics & Controls

    April 2015
    Tantalum surface mount capacitors with a solid electrolyte have been the favorite capacitor technology choice in many electronic devices for more than five decades, thanks to their stability, high reliability, and superior volumetric efficiency. The traditional manganese dioxide (MnO2) cathode material provides go
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    Date:
    04/30/2015
    Electric motors collectively consume a substantial portion of global electricity. According to the research firm IHS Technology, 96% of a motor’s lifetime costs are represented by pure electricity costs.  Regulators have imposed more stringent energy standards for them, and manufacturers are scrutinizing th
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    Date:
    04/30/2015
    The use of power diodes and Thyristors in applications such as small and large appliances, such as UPS systems, AC/DC rectifiers, and variable speed motor drives is the primary source of harmonic distortion in AC grid or mains current. Due to the source impedance of the mains power, the harmonic load current cau
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    Date:
    04/30/2015
    Like many steel mills throughout the world, a recent TMEIC customer in Tuscaloosa was searching for a solution to increase production at its facility. An aging steel rolling Steckel mill, powered by large DC motors and controlled by variable speed DC drives was limiting the full production potential of the mill. Fi
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    Date:
    04/30/2015
    Stackpole expands HCS Series resistance value range

    HCS family of resistors

    Stackpole announces the expansion of the popular HCS family of resistors up to 5 milliohms in both the 2512 and the 3920 chip sizes. This allows the use of the HCS for an even wider range of applications where the HCS’s low thermal resistance and self-heating are important. The HCS Series will typically run 15
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    Date:
    04/29/2015
    Standex-Meder Electronics offers planar magnetics design guide

    Planar Magnetics Design Guide for Transformers & Inductors

    Standex-Meder Electronics, a manufacturer of precise, reliable, and long-lasting miniature switches, sensors and relays, announced the availability of its new Planar Magnetics Design Guide for Transformers & Inductors. Under its “custom is standard” pledge, the new guide showcases a variety of standard si
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    Date:
    04/29/2015
    EPC's new eGaN power transistors now break silicon’s cost-speed barriers

    60 V EPC2035 and 100 V EPC2036 eGaN power transistors

    Efficient Power Conversion Corporation (EPC) announced the 60 V EPC2035 and 100 V EPC2036 eGaN power transistors designed to compete in price, while outperforming silicon. Price, the last barrier to widespread adoption of GaN transistors as silicon MOSFET replacements, has fallen. These products demonstrate th
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    Date:
    04/29/2015
    GaN FET apps are growing rapidly

    Alex Lidow, Efficient Power Conversion

    Enhancement-mode gallium nitride transistors have been commercially available for over five years.  Commercially available gallium nitride (GaN) FETs are designed to be both higher performance and lower cost than state-of-the-art silicon-based power MOSFETs.  This achievement marks the first time in 60
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    Date:
    04/29/2015
    On motors and motion control

    Kevin Parmenter, Contributing Editor

    It is estimated that approximately half the electrical energy generated is consumed globally in driving motor loads in some fashion. Motors and motion control has also been around a while, and now the application of electronics has made the power conversion process from electrical energy to mechanical energy mo
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    Date:
    04/29/2015
    Software is playing an increasingly prominent role in networking at a system architecture level, but it also has growing importance in the future in the delivery of power. Digital control, the use of power-optimization software algorithms and the concept of the Software Defined Power Architecture are all being se
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    Date:
    04/29/2015
    Advances in multilayer ceramic capacitor (MLCC) technology now offer designers a high-capacitance alternative to traditional electrolytic capacitors. New high-value MLCCs provide the advantages of lower equivalent series resistance (ESR) and inductance (ESL) than electrolytics, and demonstrated mean time to fa
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    Date:
    04/29/2015
    The technique of paralleling power converters and phase shifting their outputs is not new, and “interleaving” (as it is known) has been used in a number of applications to reduce the size of input and output capacitors. These include the 42V/14V DC-DC converters found in dual-voltage vehicle electrical systems and
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    Date:
    04/29/2015
    Linear's latest compact 20A hot-swap controller integrates MOSFET & current sensing

    The LTC4234 20A Hot Swap controller with integrated MOSFET and current sensing

    Linear Technology introduced the LTC4234, a 20A Hot Swap controller with integrated MOSFET and current sensing, providing a small footprint hot-plug solution for high density circuit boards. The LTC4234 ensures safe board insertion and removal from live 2.9V to 15V backplanes by controlling an internal N-channel po
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    Date:
    04/28/2015
    Imagination Technologies announced a innovative offering as part of its Imagination University Programme (IUP) called MIPSfpga. Through MIPSfpga, Imagination is transforming CPU architecture education in universities around the globe by offering them free and open access to a fully-validated, current generation MI
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    Date:
    04/27/2015
    Morgan Advanced Materials offers multi-layer ceramic piezoelectric actuators

    Morgan’s piezoelectric ceramic multi-layer actuator

    Morgan Advanced Materials is helping meet the growing global demand for precise, controllable and repeatable displacement devices in the micrometer and sub-micrometer range with its co-fired multi-layer ceramic piezoelectric actuators. The actuators multi-layer structure allows devices to generate large mechanical st
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    Date:
    04/24/2015
    Keysight adds capabilities to their fastest power supplies

    The Keysight 1kW (1U) and 2kW (2U) N6900 Series Advanced Power System models adds performance options to boost test-system versatility

    Keysight Technologies introduced four performance options for its small, flexible and market-leading-fast Advanced Power System (APS) N6900 Series DC power supplies. In conjunction with the power supply’s VersaPower architecture, the new options boost test-system versatility and make it easy for test engineers to
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    Date:
    04/24/2015
    Renesas' latest MCUs improve efficiency with precision control

    RX23T MCUs

    Renesas Electronics, a premier provider of advanced semiconductor solutions, continues to develop embedded solutions that contribute to a reduced energy footprint. The company introduced the RX23T Group of microcontrollers (MCUs), designed to enable highly precise control of inverter circuits employed in energy-efficient el
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    Date:
    04/24/2015
    Project MotorBrain claims first highly-integrated rare earth-free synchronous motor

    Researchers have successfully realized a fully-integrated electric vehicle drivetrain without the need for costly rare earths in the permanent magnet synchronous motor

    Researchers from one of Europe’s largest e-mobility projects have successfully realized a fully-integrated electric vehicle drivetrain without the need for costly rare earths in the permanent magnet synchronous motor. A prototype will be presented to the international coil winding and electrical manufacturing co
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    Date:
    04/24/2015
    Leading smart factory expert professor Detlef Zühlke will use his seminar at CWIEME Berlin 2015 to explain the ‘Industry 4.0’ concept – with reference to his ground-breaking demo platform at the German Research Center for Artificial Intelligence in Kaiserslautern – and its opportunities for manufacturers in
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    Date:
    04/21/2015
    Crouzet releases brushless motor specifications guide

    Crouzet specifications guide

    Crouzet Motors has released a 20-page specifications guide covering two series of its high performance DCmind Brushless Motors and gearmotors, all featuring integral electronic controls for industrial, medical, mass transportation and alternative energy applications. In addition to complete specifications and di
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    Date:
    04/21/2015
    ON Semiconductor to showcase their latest tech at PCIM 2015

    ON Semiconducto will be showcasing some of its latest advances at PCIM 2015

    ON Semiconductor, driving energy efficient innovations, will be showcasing some of its latest advances in power management technology at PCIM 2015, including compact IPM, significant developments in GaN, and a sensor-less motor driver controller. Featured demonstrations include:   · Current-Mode LLC Power S
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    Date:
    04/20/2015
    Analog Devices will demonstrate at PCIM 2015 a broad portfolio of innovative solutions that help engineers design safe, productive and energy efficient motor and power control systems. ADI will be in Hall 6 at Booth #317.   “From leading isolation technology that safeguards reliable operation, and h
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    Date:
    04/20/2015
    Micrel, a leader in high-performance embedded solutions, introduced the MICRF229 and the MICRF230, low-power, 400MHz to 450MHz, super-heterodyne, image reject, OOK/ASK receivers. Both devices feature -112dBm sensitivity at a data rate of 1kbps and operate from 3.5V to 5.5V. They consume less than 6mA of current whe
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    Date:
    04/20/2015
    Novel paper insulation approach offers untapped potential for transformer efficiency

    By tailoring the properties of the paper to the differing insulation requirements of windings within the transformer, significant gains can be made in both cost and efficiency

    A seminar at the forthcoming CWIEME Berlin exhibition will reveal how cellulose paper and mineral oil insulating systems in distribution transformers can still meet today’s ever-tightening cost and efficiency restrictions – thanks to a few smart modifications. Proven and reliable, mineral oil-impregnated paper has
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    Date:
    04/16/2015
    RECOM's latest DIN-rail power supplies are available from Dengrove

    Dengrove Electronic Components has introduced the newly-launched RECOM 45W and 60W DIN-rail power supplies

    Dengrove Electronic Components has introduced the newly-launched RECOM 45W and 60W DIN-rail power supplies, which allow versatile end or side mounting and come with an industry leading seven-year manufacturer’s warranty giving customers complete peace of mind.   The 45W Redin45 and 60W Redin60 mode
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    Date:
    04/16/2015
    CWIEME workshop to cover the pros and cons of hybrid and electric vehicle motor designs

    IEEE life fellow Jim Hendershot

    A forthcoming CWIEME Berlin workshop by Motorsolver president and IEEE life fellow Jim Hendershot will delve into the pros and cons of hybrid and electric vehicle motor designs, encompassing performance, manufacturing methods and cost. Amid concerns over the price, supply and hazardous extraction of rare e
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    Date:
    04/15/2015
    The IEEE Power Electronics Society (PELS) announces a Call for Papers for the COBEP/SPEC conference to be held 29 November to 2 December 2015 at the Hotel Praia Centro, Fortaleza, Brazil. The 1st SPEC will be held from November 29th to December 2nd, 2015, along with the 13th Brazilian Power Electronics Conference –
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    Date:
    04/15/2015
    Allegro's A1369 Hall-effect current sensor IC touts integration ease

    The A1369 from Allegro MicroSystems

    The A1369 from Allegro MicroSystems is a customer-programmable, high-accuracy linear Hall-effect-based current sensor IC packaged in a slimline 3-pin single-inline package which allows for easy integration with a magnetic core to create a highly accurate current sensing module. The A1369 is designed for use w
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    Date:
    04/14/2015
    Atmel, a leader in microcontroller and touch technology solutions, announced the company is the first to receive the PRIME (PoweRline Intelligent Metering Evolution) v1.4 Profile 2 certification for the Atmel | SMART SAM4CP16B and ATPL230A smart metering solutions. The certification extends Atmel’s leadership an
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    Date:
    04/14/2015
    Industry 4.0 specialist IntelliSense.io will showcase the latest upgrades to their Intelligent Factory solution at Hannover Messe. IntelliSense.io specialises in delivering 'Optimisation as a Service' with rapid ROI and no upfront capital investment for process industries. IntelliSense.io solutions are used by E
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    Date:
    04/14/2015
    PCB terminals from Harwin improve build quality, increase design flexibility

    Harwin PCB terminals

    Harwin, the leading hi-rel connector and PCB hardware manufacturer, is announcing a wide range of PCB terminals (turrets). These simple, yet effective PCB hardware products are often overlooked, but can save assembly costs, improve build quality and increase design flexibility. According to Product Manager P
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    Date:
    04/14/2015
    EPC launches EPC2029 wide-pitch eGaN FET

    The EPC2029 80 V, 31 A eGaN FET features a 1 mm ball pitch

    Efficient Power Conversion (EPC) announced the introduction of an eGaN FET designed with a wider pitch connection layout. The first in a new family of “Relaxed Pitch” devices, the EPC2029 80 V, 31 A eGaN FET features a 1 mm ball pitch. The wider pitch allows for placement of additional and larger vias under th
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    Date:
    04/14/2015
    TE Connectivity adds wire-to-board headers to Its Power Triple Lock connector family

    Power Triple Lock connector

    TE Connectivity introduced new wire-to-board headers as part of its Power Triple Lock connector product line; thereby expanding the family of connectors targeting appliances into a growing number of HVAC, automation and control, and automotive designs. The connectors’ combined attributes of higher-current ra
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    Date:
    04/08/2015
    TDK-Lambda's 75W triple-output AC/DC supplies tout light weight and efficiency

    TDK-Lambda CUT75 series

    TDK introduced the TDK-Lambda CUT75 series of 75W PCB type, triple output AC/DC power supplies – 64% smaller, lighter weight and more efficient than the earlier generation JWT75 series. With an efficiency of up to 85%, the CUT75 series reinforces TDK-Lambda‘s competitive advantage in the medical and general ind
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    Date:
    04/08/2015
    In this episode of PSDtv Texas Instruments shows their new buck-boost controller IC to Power Systems Design at APEC 2015. The LM5175 manages input voltages from 3.5 V to 42 V and regulates output voltages from 0.8 V to 55 V. This flexibility enables the controller to deliver high-performance designs for in
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    Date:
    04/03/2015
    Fairchild, a leading global supplier of high-performance power semiconductor solutions, is addressing the advanced needs of automakers and their parts suppliers with new automotive qualified SuperFET II MOSFET and High Voltage Rectifier product families, both of which enable cleaner and smarter vehicles overall an
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    Date:
    04/01/2015

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    Power Systems Design

    Published by Power Systems (PSD) serves all aspects of the Power Electronics market including but not limited to Power Conversion, Power Management, Intelligent and Embedded Motion, Automotive, Renewable Energy, Energy Efficiency and Lighting. PSD is published 10x per year in English with separate print editions for Europe and North America and is published 6x per year in China. PSD Apps are available for Android & iOS. Additionally qualified power engineering professionals may subscribe and receive PSD daily PowerSurge newsletters.