Military, Aerospace & Hi-Rel

    April 2021
    Rugged 600 Watt AC-DC Power Supply for Harsh Environments
    Calex Manufacturing Company, Inc. announces it is extending its portfolio of rugged AC/DC products with the IHC600 Series. The IHC series is aimed at ruggedized fanless applications that require high reliability power operating in challenging environmental conditions. The compact single output range incorporates ext
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    Date:
    04/30/2021
    'Twisting' Atomic Materials may Convert Light into Electricity

    Photo shows Vivek Aji (left) and Nathaniel Gabor in the Quantum Materials Optoelectronics Lab at UC Riverside.

    A pair of physicists at the University of California, Riverside, are aiming to convert light falling on atomically thin semiconductor materials into electricity, having received more than $582,000 in funding from the U.S. Department of the Army. Nathaniel Gabor and Vivek Aji, both associate professors of physics and astro
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    Date:
    04/30/2021
    Expansion of Radiation-Hardened MCU Family for Space Systems
    Deep space initiatives including planetary exploration, orbiter missions and space research require innovative spacecraft system technology providing connectivity and processing. To enable system designers better integration and higher performance while reducing development costs and time to market, COTS technologies an
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    Date:
    04/27/2021
    Army Technique Enhances Robot Battlefield Operations

    Army researchers develop a technique that allows robots to remain resilient when faced with intermittent communication losses on the battlefield. Experimental results were reported on simulated robots within multiple environments and physical Clearpath Jackal Robots.

    Army researchers developed a technique that allows robots to remain resilient when faced with intermittent communication losses on the battlefield. The technique, called α-shape, provides an efficient method for resolving goal conflicts between multiple robots that may want to visit the same area during mi
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    Date:
    04/27/2021
    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
    AEC-Q200-compliant inductors with broadband impedance
    These are the world’s smallest inductors with broadband impedance for in-vehicle power-over-coax (PoC) circuit of SerDes-based interfacing. The LQW21FT_0H series is compliant to AEC-Q200 and delivers a combination of both broadband impedance and high-current performance. Thanks to state of the art technologies for both
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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
    The units can also be connected in series to provide up to 800VDC. All models feature output voltage and current adjustment ranging from 0 to 105% using analogue (via voltage or resistance) or digital (I2C, RS485 and RS232) interfaces enabling the user to optimise & tailor the power solution to the appl
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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
    PSDcast – Rad-Hard ICs Aboard the Hayabusa2 Spacecraft

    Renesas Power Management Marketing Engineer Kiran Bernard

    On December 3, 2014, Japan’s space agency launched the Hayabusa2 spacecraft with a 6-year mission to retrieve asteroid samples from Ryugu. And throughout its mission, the Hayabusa2 had Renesas radiation-hardened ICs aboard.
    Date:
    04/27/2021
    Silicon Designs' Complete Aerospace Testing Portfolio
    Silicon Designs, Inc. announced the immediate availability of its complete product portfolio for aerospace testing, including inertial navigation systems.   As both a 100% veteran-owned small business and an entirely U.S.-based manufacturer, Silicon Designs has supported both government and private-business
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    Date:
    04/26/2021
    IP 67 Power Entry Module w/ Circuit Breaker adds CCC Approval
    SCHURTER’s DG11 series power entry module has received CCC approval in addition to ENEC and cURus approvals, paving its entry into the China market. The compact unit, which integrates a 2-pole circuit breaker, is rated up to 10 A at 250 V. It is a first-of-its-kind power entry module with optional IP67 rated ve
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    Date:
    04/24/2021
    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
    First DC/DC Controllers w/ Integrated Active EMI Filter
    Texas Instruments introduced a new family of synchronous DC/DC buck controllers that enable engineers to shrink the size of the power-supply solution and lower its electromagnetic interference (EMI). Featuring an integrated active EMI filter (AEF) and dual-random spread-spectrum (DRSS) technology, the LM25149-Q1 and
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    Date:
    04/08/2021
    TTI Stocks Harwin’s Ø1.75mm Terminal Pins
    TTI, Inc., announces the availability of Harwin's Ø1.75mm Terminal Pins from stock at TTI. Harwin's Terminal Pins are ideal for strong and durable single-point connections for ultra-low profile and offset height board-to-board connections. Their robust Ø1.75mm pin thickness resists accidental damage and include
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    Date:
    04/05/2021
    Chillers Offer Energy Savings up to 50%
    Modern laboratory equipment requires precise cooling to protect electronics or to control processes where temperature matters. Laird Thermal Systems’ Nextreme Performance Chiller Series offers reliable, precise, and versatile temperature control solutions for laboratory equipment – all while lowering energy
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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
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    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.