Powering Communications

    April 2021
    80 A Digital PoL Regulator in Compact SIP
    Flex Power Modules introduces the BMR474, a high power density, digital non-isolated Point of Load (PoL) regulator. Due to its vertically mounted SIP (Single Inline Package) design, the BMR474 saves valuable board space, while being able to deliver up to 80 A output current, with a maximum power output of 198 W.
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    Date:
    04/30/2021
    CISSOID expands its SiC Intelligent Power Modules Platform
    The new modules are intended for use in e-mobility tailored for lower switching losses or for higher power. The company is also introducing a module based on a lightweight AlSiC flat baseplate that meets the demand for natural convection or forced cooling in aerospace and in dedicated industrial applications
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    Date:
    04/27/2021
    Würth Elektronik publishes Web Application Guide
    The easy-to-use tool offers the most common switching regulator and interface topologies - for example buck converters, CAN or Ethernet interfaces - and an overview of which components are required for them. From here, there is a direct link to ordering free component samples. With the help of clear and delibera
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    Date:
    04/27/2021
    650 V GaN FETs enable 80 PLUS Titanium-class power supplies
    The new family offers significant performance advantages over previous technologies and competitive devices. With RDS(on) performance down to 35 mΩ (typical), the new power GaN FETs target single phase AC/DC and DC/DC industrial switched mode power supplies (SMPS), ranging from 2 kW to 10 kW, especially server and
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    Date:
    04/27/2021
    RS Components extends global franchise agreement with STMicroelectronics
    This new phase in the relationship between the two companies will result in a substantial increase in the breadth and volume of ST products stocked by RS. ST will also feature regularly on the award-winning DesignSpark online engineering hub. “RS has been very successful in building up a vibrant internatio
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    Date:
    04/27/2021
    Mouser Electronics Adds 31 New Manufacturers in Q1
    Mouser continues to focus on the breadth of its product offering, with new manufacturers in product categories such as embedded, connectors, optoelectronics, semiconductors, and hardware. Among the new manufacturers, over half are in the embedded space, as Mouser continues to expand its Internet of Things (IoT)
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    Date:
    04/27/2021
    Multi-Directional Spring Contacts
    These new surface mount components are capable of supporting both horizontal and vertical connection orientations, but come in smaller size formats than were previously available. The S1961-46R has a 3.55mm height, while the S1971-46R has a height of 4.55mm. Although there are a multitude of vertical-only spri
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    Date:
    04/27/2021
    Flexible gate driver families now with reinforced isolation
    Both families now offer variants with superior reinforced isolation for higher application safety and long operating life. The new family members are VDE 0884-11 certified. With 8 mm wide-body packages, both families are suitable for applications with demanding isolation requirements including industrial drives, solar
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    Date:
    04/27/2021
    RS Components extends its range of RS PRO sensors
    RS Components has announced the expansion of its popular RS PRO sensors range to give customers a comprehensive choice of sensors for use in factory automation applications. The range consists of high-quality sensors and accessories that deliver excellent reliability and great value. Ultrasonic proximity senso
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    Date:
    04/27/2021
    Bulgin Updates Data Connectivity Product Offering
    This ensures that they remain aligned with the latest standards and protocols. This means that customers have access to industry-leading solutions that support elevated data transfer rates and deliver superior levels of signal integrity. Bulgin’s data connectivity suite includes the following key products:
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    Date:
    04/27/2021
    Power Delivery Software Enables USB System Differentiation
    By merging their proprietary code with Microchip’s fully functionable PD stack, designers have the ultimate flexibility for creating differentiated product offerings while choosing from a wide variety of Microchip SmartHubs, microcontrollers (MCUs) and standalone PD solutions for their USB systems. Microchi
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    Date:
    04/27/2021
    Mascot further extends Blueline power supply line-up
    The 3920 is medically certified in accordance with EN 60601-1 edition 3.1 (safety) and EN 60601-1-2 edition 4 (EMC) and has been designed to meet global power conversion requirements. Working with universal AC line voltages from 90V to 264V, the high-efficiency 3920 offers continuous output power up to 180W
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    Date:
    04/27/2021
    DC-DC buck converters deliver 750W in a small footprint
    The output voltage of these 24V nominal input step-down converters can be adjusted from 3.3V to 18V with a maximum current of 45A. The i7A models can be used to derive additional high-power outputs from a 24Vdc power supply, at a lower cost and higher efficiency than isolated DC-DC converters. These very
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    Date:
    04/27/2021
    Digital DC/DC converter delivers 1300 W in half-brick package
    With telecoms infrastructure shifting to 5G, the RFPA is becoming increasingly power-hungry, and RF Power Amplifier designers are moving from LDMOS to Gallium Nitride (GaN) Transistors. Overall, there’s a demand for highly efficient DC/DC converters, that can deliver the power required in a compact package. The BMR6
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    Date:
    04/27/2021
    Updates on IQD’s IQRB-3 rubidium oscillator available
    Following the recent releases of new products in this portfolio, the ICPT-1 and the IQRB-4, and an extensive update on the IQRB-1, IQD is now able to share new data on the IQRB-3. The IQRB-3 can be synchronised to a 1 PPS signal as well as used as a 1 PPS source. Additionally, it offers superb phase noise perfo
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    Date:
    04/27/2021
    16-Channel, Mixed-Signal Front-End Digitizer
    These applications include phased array radars, electronic warfare, and ground-based SATCOM (satellite communications). The new digitizer includes four AD9081 or four AD9082 software-defined, direct RF sampling transceivers. It is designed to accelerate customer development by providing reference RF signal cha
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    Date:
    04/27/2021
    R-TOOLS MAXX, the Next Generation Heat Sink Calculator
    R-TOOLS MAXX is a no charge, on-line simulation software that allows users to model the optimum air-cooled heat sink solution tailored to their project requirements. It is completely interactive and available online 24/7. Users can enter the boundary conditions, heat source details, and choice of flow boundaries f
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    Date:
    04/27/2021
    Compact, conduction cooled 75W AC-DC power supply module
    The new supplies require no external circuitry for operation or EMC compliance. Models in the new ASB75 series offer compact, fanless power with baseplate cooling for applications such as information technology equipment (ITE), Internet of things (IoT), general industrial and harsh or rugged applications. The comple
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    Date:
    04/27/2021
    High Density, Modular Power Delivery Networks Optimize Mobile Robot Performance

    Click image to enlarge

    Figure 1: The two robotics platforms are vastly different sizes, but their power delivery networks have much in common. A modular approach offers flexibility in the initial designs and typically faster delivery of subsequent power systems design

    The range, productivity, and flexibility of a mobile robot can be enhanced by the optimal design of its power delivery network (PDN). There are complex power system design and architecture considerations in such PDNs due to the variation in the battery power source voltage plus the broad variety of loads that ma
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    Date:
    04/26/2021
    Reference Design Helps Smartphone Wireless Charging Adoption
    Renesas Electronics Corporation has expanded its ongoing work with Qualcomm Technologies, Inc., to include 30W wireless charging capabilities for mid-range smartphones powered by the latest Qualcomm Snapdragon 780G 5G Mobile Platform. This is the second high-power wireless charging smartphone reference design co
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    Date:
    04/14/2021
    HiperPFS-4 PFC IC Delivers 98% Full-Load Efficiency
    This combination delivers greater than 98% full-load efficiency in PC, TV, and similar applications between 75 W and 400 W.   Comments Power Integrations’ product marketing manager Edward Ong: “Designs using HiperPFS-4 ICs show very high efficiency across the load range with as little as 36 mW of no-load p
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    Date:
    04/13/2021
    1.5 Amp POL switching regulators in an open frame design
    This series comes in a compact SIP-3 open frame package and complements our existing POL portfolio with a series focusing strongly on a cost efficient design while maintaining our quality standards. There are 3 output voltages available: 3.3, 5.0 and 12VDC. The effective design allows full load operation up to +85°C a
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    Date:
    04/13/2021
    Module w/ Bluetooth Wireless Communication on IoT Devices
    Renesas Electronics Corporation introduced the RX23W Module with full Bluetooth 5.0 Low Energy support for system control and wireless communication on IoT endpoint devices. Featuring the RX23W 32-bit RX MCU supporting fully integrated Bluetooth Low Energy communication, the new RX23W module is equipped with a
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    Date:
    04/06/2021
    Molex EXTreme Guardian HD Power Connectors In Stock at TTI
    TTI, Inc., announces the availability of EXTreme Guardian HD Power Connector’s from stock at TTI. Molex’s EXTreme Guardian HD Power Connectors offer a configurable hybrid power/signal solution that provides high-current density in a low-profile package for design flexibility. Current density is up to 80A
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    Date:
    04/05/2021
    AC-DC Bridge Rectifiers Enable Thermal Enhancement
    Alpha and Omega Semiconductor Limited (AOS) announced a new family of active AC-DC bridge rectifiers. Aptly trademarked AlphaZBL for “zero bridge loss,” this new family of products virtually eliminates the bridge rectifier losses in AC-DC power supplies and adaptors. Typical end applications include high po
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    Date:
    04/04/2021
    1000 V Output, No-Opto, Isolated Flyback Converter

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    Figure 1. A complete 1000 V/15 mA isolated flyback converter from a 4 V to 28 V input

    Isolated flyback converters are used in automotive, industrial, medical, and telecom applications where the power supply must be reliable, easy to use, high voltage, and isolated, and they must provide excellentregulation over load, line, and temperature. LT8304-1 is an isolated, no-opto flyback converter optimized fo
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    Date:
    04/01/2021
    A Set of Assets to Care About

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    Figure 1. Focus Requirements for Asset Tracking Solutions based on Bluetooth Low Energy

    Markets and Markets predicts that real-time location systems will grow to 10.3 billion units by 2025 at a rate of 24.8%. By their nature, these smart sensors need to be small and co-located with the asset themselves. This inherently needs the use of low-power integrated circuits to provide the intelligence and wi
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    Date:
    04/01/2021
    High-Performance Radar Systems Based on GaN Technology
    Phased arrays work on the principle that the interference between coinciding waveforms with different phase angles can influence the direction of transmission. Using this technique, a two-dimensional array of emitters can steer its aggregated output across a relatively wide angle, perpendicular to the array's sur
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    Date:
    04/01/2021
    Why Industrial IoT Needs Wi-Fi HaLow for Wireless Connectivity

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    Fig. 1: Wi-Fi HaLow delivers an optimal balance of long range, high capacity, low power, high data rates and low cost of deployment for industrial automation

    Through the application of smart technologies including machine-to-machine (M2M) communications and Industrial IoT (IIoT), Industry 4.0 is having a huge impact. Virtually synonymous with Industry 4.0, IIoT enables cost-effective, reliable, and secure wireless connectivity for sensors, actuators, instruments an
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    Date:
    04/01/2021
    Exploring Advancements in Industrial Markets w/ 60-GHz Radar

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    Figure 1: Examples of use cases for 77- and 60-GHz radar for in-cabin sensing child presence and drowsiness detection

    Sensors, either independently, or on machines, act as eyes to see one’s environment — they aggregate information at scale and analyze and act on this data. Millimeter-wave (mmWave) radar-based sensors are emerging as reliable workhorses in this space. Unlike other sensors based on optical, infrared, or ultras
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    Date:
    04/01/2021
    APEC 2021 Will Be Online-Only Event Due to Covid-19 Concerns
    The Applied Power Electronics Conference announces that APEC 2021 will be presented as a virtual event and will take place June 14-17, 2021, on the virtual event platform, Social27. The virtual format will not only ensure the safety of our community, it will also allow: · More of our global community of power
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    Date:
    04/01/2021
    Taking Advantage of PFM with MicroModules for Space Constrained Applications

    Figure 1: Block diagram of a security camera application

    Space constrained applications like portable devices require especially designed DC/DC converters with a certain set of characteristics. Tight space, by definition, requires tiny DC/DC converters which have excellent thermal performance. This article digs deeper into the challenges that arise for the power supply of s
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    Date:
    04/01/2021
    Archive

    Power Systems Design

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    Power Systems Design

    Power Systems Design is a leading global media platform serving the power electronics design engineering community. It delivers in-depth technical content, industry news, and product insights to engineers and decision-makers developing advanced power systems and technologies.

    Published 12× per year across North America and Europe, Power Systems Design is distributed through online and fully digital editions, complemented by eNewsletters, webinars, and multimedia content. The platform covers key areas including power conversion, semiconductors, renewable energy, automotive electrification, AI power systems, and industrial applications—supporting innovation across the global electronics industry.