IoT & Smart Cities

September 2019
Design Wearable Sports Technologies that Change the Game

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Figure 1: Runners are among the many athletes and fitness buffs who can monitor their performance via wearables

When Liverpool hoisted the European Cup after winning the Champions League final against Tottenham Hotspur in June, the moment also was a highlight for wearable sports technology. Both football clubs use StatSport’s GPS-based athlete performance-tracking system, which provides real-time metrics on parameters su
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Date:
09/30/2019
Do We Really Need a New Safety Standard?

Figure 1: IEC/EN 62368-1 is not a merge of the two standards IEC/EN 60065 and IEC/EN 60950 but a completely new one introducing a new way of working

Safety regulations have been in place for decades in the power industry and as we know only too well, all have been through lots of revisions. And although each revision has made them more stringent and tailored to our businesses, we have become familiar with designing products to conform to latest versions. So
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Date:
09/30/2019
Technology Can Help Take the Strain Off Doctors
Welcome to PSD's October dynamic content. The “Special Focus” is on the subject of technology for medical, healthcare and wellness applications. It is a subject that affects us all and new technologies will make a profound difference for many more people in the near term. In the developed work, most countries hav
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Date:
09/30/2019
Innovative high-power, high-frequency transformer
Murata’s innovative and patented pdqb winding technology makes it possible to construct high frequency transformers of up to and over 400 kW that can operate at frequencies as high as 50 kHz. The pdqb winding technique overcomes the skin and proximity effects as well as other high frequency losses associated w
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Date:
09/26/2019
High reliability 80W DC/DC converter with 10 year warranty
Packaged in an industry standard 2x1 inch, six sided, shielded metallic case, the MGF80 series has been designed to Cosel’s strict criteria for high performance and reliability, contributing to the company’s world class quality with a failure rate of below 30 parts-per-million (ppm). All components are sele
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Date:
09/26/2019
Technology enhances and simplifies design of 75 to 150W outputs
The SA modules are available with 5V /15A, 12V /12.5A, 15V /10A and 24V /6.25A outputs and offer a cost-effective solution for low power output requirements. The SA module’s patented loop control design uses a digital controller and TDK-Lambda developed algorithms. Phase mode control provides higher stability ac
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Date:
09/26/2019
Business Investment Platform Launched for Batteries
The EBA reconfirms that the business size of the European battery value chain will represent more than 250B€ annually, by 2025. Designed to bridge the gap between financial institutions and businesses, the BIP will shorten time to investment and substantially reduce the associated risk for both parties by
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Date:
09/26/2019
EMC components: Extended range of power line chokes
The new components are available in three different core shapes with different rated currents and inductance values, delivering great design flexibility. The B82116B* rod core chokes cover rated currents of 10 A, 21 A and 25 A and offer inductance values of 1.8 μH, 3.3 μH and 3.4 μH. Both B82116S* mushroom core
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Date:
09/26/2019
New integrated point-of-load regulator increases efficiency
It is a fully integrated and highly efficient device in two versions (IR3826AM for 16 A and IR3826M for 23 A) for applications such as netcom router and switches, datacom, telecom base stations, server and enterprise storage. The voltage regulator can operate from an input voltage of 12 V (5 V to 17 V) and provide up
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Date:
09/26/2019
LED drivers deliver high-current stability in portable devices
Key features include independently controlled output currents configured through an I2C-compatible interface and the ability to combine two devices (with different device identification addresses) to drive four LEDs up to 6A for quad-channel applications. The AL3644 is offered in chip-scale packaging and combines
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Date:
09/26/2019
Active current sharing added to BMR490 DC-DC converter
The current sharing capability enables two or more converters to be used in parallel for demanding datacom applications, thus delivering higher power on a single rail and improving redundancy. Up to six BMR490 converters may be used in parallel. When used in combination with OR-ing, this increases redundancy,
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Date:
09/26/2019
Analog Devices ADF437x Synthesizers, Now at Mouser
The ADF4371 delivers one of the highest frequency synthesizers in the industry today, offering the widest continuous RF output range available — 62 MHz to 32 GHz — while the ADF4372 operates at 62 MHz to 16 GHz for designs that do not require the higher frequency. Analog Devices’ ADF4371 and ADF4372 microwave wide
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Date:
09/26/2019
TSR-WI Series – New 0.6 and 1A POL converters
Covering the majority of standard bus- and battery voltages this POL converter line is a versatile solution for many applications in distributed power systems where different input voltages have to be handled. Being able to use the same converter in many different situations effectively reduces the bill of mater
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Date:
09/26/2019
Isolation technology maximizes power efficiency and minimize emissions
The ADuM4122, an isolated, dual-drive strength output driver that uses iCoupler® technology, empowers designers to harness the benefits of higher efficiency power switch technologies. Electric motor-driven systems account for 40% of global electricity consumption, according to the International Energy Agen
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Date:
09/26/2019
RS Components adds robust TDK-Lambda power supply series
The cost-effective RWS-B series of AC-DC industrial power supplies comprises 10 models, each coming with an isolated 5V 1A standby voltage option. This latter feature makes the series suitable for markets including industrial, communications, test and measurement, LED signage equipment, and alternative-energy ap
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Date:
09/26/2019
Surface-mount isolated DC/DC converters maximise flexibility
The converters deliver a space-saving solution for bus isolation and general industrial power applications. These open-frame surface-mount modules are available with standard isolation rating of 1kV/second or in a high-voltage 3kV/second version. Customers can choose a nominal input voltage of 5V with unregu
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Date:
09/26/2019
Digi-Key signs global distribution partnership with Directed Energy
This new partnership adds to the more than 8.7 million products available from more than 800 manufacturers through Digi-Key. Directed Energy provides ready-to-use modules for driving laser diodes as well as applications requiring a high voltage pulse. Directed Energy's modules allow users to focus on their e
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Date:
09/26/2019
Rugged wide-range input 6/10W power modules
The DTE06 and DTE10 DC-DC converters provide 6W and 10W of power and offer a 4:1 input range, giving a wide tolerance for fluctuating supplies. With nominal inputs of 12/24VDC and 24/48VDC the series cover inputs between 9.0VDC and 75.0VDC. The devices are supplied fully potted in chassis mount format with screw ter
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Date:
09/26/2019
5-10W Ultra-Compact Size AC/DC Converter Series
MORNSUN launched an ultra-compact size AC/DC converter series LSxx-13Bxx, which covers 5W, 8W and 10W, as an extension of the previous LS series. Now, the power range of MORNSUN LS family can provide 1W, 3W, 5W, 8W and 10W. Housed in compact vertical and 90 degree bent SIP packages, the new open frame LSxx-13
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Date:
09/17/2019
Cyber Security of Connected Autonomous Vehicles Trialled
The privacy and security of data in CAVs has been improved thanks to WMG, University of Warwick who tested four innovations that were results of the PETRAS project. CAVs can now connect to each other, roadside infrastructure, and roadside infrastructure to each other more securely. In the near future Connected
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Date:
09/16/2019
Are you SiC of Silicon? – Part 6

Anup Bhalla, Vice President Engineering, UnitedSiC

Using Silicon Carbide (SiC) FETs in Data Center power supplies and telecom rectifiers With the deployment of 5G Networks, we can expect a massive build out worldwide, requiring many high-quality telecom rectifiers to provide the needed power.  To meet the need for improved efficiency, lower operating an
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Date:
09/16/2019
Not Self-Driving Cars -- More People in Fewer Vehicles

This is Louis A. Merlin, Ph.D., author and an assistant professor in the School of Urban and Regional Planning within FAU's College for Design and Social Inquiry.

This year alone, there are about 276 million vehicles operating on roads throughout the United States. Despite the current fascination with the concept of self-driving cars and their potential to reduce traffic congestion, a researcher at Florida Atlantic University says that may not be a solution. It now appears th
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Date:
09/10/2019
Coin Cell Electric Supercapacitors Provide Memory Backup
Liberty, SC – The new EDC and EDS series of Coin Cell style EDLC capacitors from Cornell Dubilier (CDE) can replace or extend battery life in on-board memory backup. With quick-response and recharge times, these devices offer higher power than batteries and greater energy than typical aluminum electrolytic capacitors
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Date:
09/09/2019
The Ubiquitous
With summer in the rearview mirror, we have Thanksgiving, the Holidays, and the “most wonderful time of year” to look forward to. Kinda. Sorta. The cold weather is miserable, the Holidays are a huge hassle, and every Turkey Day features an impromptu political sermon from crazy Uncle Bob or Aunt Susan. So it
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Date:
09/04/2019
Electronics Test and Measurement Market
The general-purpose electronics test equipment segment includes oscilloscopes, signal generators, digital multimeters, logic analyzers, spectrum analyzers, Bit Error Rate Testers (BERT), Vector Network analyzers, power meters, electronic counters, modular instrumentation, Automated Test Equipment (ATE), and po
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Date:
09/03/2019
Solving the Critical End of (Battery) Life for IoT Devices

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Figure 1: Event-based power analysis on Keysight X8712A IoT device battery life optimization solution

"My battery is low and it's getting dark” was the slightly-massaged final message sent from Oppy, NASA’s Mars rover to mission control in February of this year, causing a worldwide social media sensation. It’s an issue that will be increasingly common over the next decade, as billions of IoT devices
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Date:
09/03/2019
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