EV charging points set to rapidly increase in numbers

Numbers of EV charging points are set to increase dramatically under a draft EU directive expected to come into effect in 2019, but the design challenges for EV charging solutions are many and varied.

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Protecting outdoor electronics against vandals

Electronics used in outdoor locations have to contend with harsh weather conditions, including direct sunlight, rain, ice, and even earthquakes. But that’s not the whole story. ...

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I recognise that face: Machine vision with Omron's HVC

Giving machines the power of vision gives them the ability to interact with people in a much more natural way, but integrating this capability was previously a complex and difficult task....

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Advances and trends in RF connection

When considering the exponential growth of transferred data, most headlines are captured by wireless innovation, but advances continue to be made in the wired domain, not least in RF connectors....

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Enabling smart tracking for the supply chain and Industry 4.0 with RFID

Do you know where your product has been and where it is going right now? This is the challenge that many manufacturers and logistics companies face in the management of their supply chains, but how can RFID technology solve it?...

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Consumer robot designs present a challenge for Li-ion batteries

The market for consumer robots aimed at learning and education is growing rapidly, but selecting the right battery can make or break a companion robot's design....

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Taking flow measurement to the next level

Avnet Abacus helps engineers to develop smart flow meters for monitoring water and gas consumption. Alan Jermyn, VP Marketing, looks at what’s driving demand for smart meters, how they work and how they’re built....

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Automotive telematics become mandatory with eCall

As the intelligence of vehicle electronic systems increases, wireless connectivity is becoming an important feature, enabling passenger communications and cloud connectivity for advanced features instances of emergency such as eCall....

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Customising and optimising antennas with materials science and manufacturing techniques

In an increasingly connected world, performance demands on antennas are greater than ever. These increased performance demands also have to be balanced with cost, and of course, the limits imposed by the laws of physics, which make antenna design a t...

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Weather, corrosion and vandals: Protecting outdoor electronics

Specialised enclosures and switches are required for electronics’ survival in the great outdoors, writes Jerry Moss, Avnet Abacus....

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Meeting regulatory requirements for mission-critical and non-mission-critical rolling stock power supplies

All the electronics in rolling stock is subject to challenging environmental conditions, from high temperatures in confined spaces to the heavy vibration felt by body- or axle-mounted systems. Power supplies are no exception, and must comply with rel...

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Keeping the noise down: Converter and inverter output filtering

Most modern power conversion topologies use switched-mode techniques for highest efficiency and smallest size and cost. Inevitably, switching noise is produced and output filters are required to minimise EMI and provide reliable operation of the powe...

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Selecting DC-link capacitors in power converters

‘DC-link’ capacitors feature in many power conversion topologies and must be chosen carefully to give the best trade-off between cost, size and performance. ...

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Input filtering and protection for switched mode inverters and converters

Inverters and converters have become basic building blocks for many modern power applications. These applications must meet statutory and practical requirements for input EMI filtering and protection against injury to personnel and equipment...

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Chip-to-chip at the speed of light

As data centres and data farms continue to expand and grow, better solutions are required for system architectures that allow faster communication and more efficient operation. ...

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Specifying explosion-proof connectors

The threat of explosion is real in many of today’s industrial applications, and connectors are critical to explosion proofing since they have the potential to create arcs and sparks as part of normal operation....

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Hybrid capacitors combine technologies to get the best of both worlds

Supercapacitors are commonly used as an alternative to a rechargeable battery wherever a quick energy boost is needed, however there is another type of device on the market which combines the best features of EDLCs and Li-ion batteries....

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Sensor Fusion: The future of intelligent devices

Combining the data from multiple sensors can tell us a great deal more about the application environment than each sensor could on its own....

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Understanding ESR in electrolytic capacitors

Adam Chidley explains how component diversity has made selecting the best capacitors for power-related applications more complex than ever, and why taking independent advice makes sense....

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Design considerations for powering remote bluetooth beacons

There are a number of battery form factors and chemistries available for powering remote beacon technology. In this article, Avnet Abacus’ Tim Parker guides you through the available options....

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Programmable drivers add flexibility to LED lighting

As LED luminaires have continued to develop in complexity and range and the number of different fixtures on the market has increased, lighting designers have begun to demand more flexibility from their driver hardware. ...

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Designing for LoRaWAN - Murata wireless modules

As one of the world’s leading manufacturers of wireless modules for smartphones, including supplying some of the very biggest names in the market, Murata knows a thing or two about wireless technologies, and also about manufacturing modules....

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Simplifying SMPS design with the right switching IC plus easy custom magnetics

If the feedback circuitry in a secondary-side regulated flyback converter could somehow be integrated into the switcher IC while maintaining isolation, the circuit would use fewer components and be smaller, simpler and cheaper overall....

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‘Wet’ aluminium and polymer aluminium capacitors – what’s the difference?

Aluminium electrolytic and polymer wound aluminium electrolytic capacitors may seem similar at first glance, but the technologies offer very different performance characteristics....

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Second Generation MEMS Enables Impressive Performance for Automotive and Industrial IMUs

When Murata purchased Finnish MEMS specialist VTI Technologies and renamed it Murata Electronics Oy at the start of 2012, it gained the company’s unique 3D MEMS technology which has outstanding performance and reliability in harsh environments....

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NFC vs. Bluetooth beacons: More different than similar

Bluetooth Beacons and NFC (Near Field Communication) are often mentioned in the same breath, but in terms of technology and applications, they are not really that similar....

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Ethernet magnetics – Discrete or integrated?

If you’re adding wired Ethernet to a design, you will of course have to consider magnetics....

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Selecting fibre optic cables

Selecting the right cable and/or connector assembly for a fibre optic installation need not be complex, but it is important to understand the requirements of the environment and the application....

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Calculating LED heatsinks

Thermal management is of critical importance in LED lighting systems. LEDs themselves give off heat when lit due to their own inefficiencies, and knock on effects of that heat can rapidly reduce the LEDs’ lifespan if it isn’t managed carefully....

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Deciphering datasheets for medical PSUs

Specifying medical power supplies can be particularly challenging because of the standards and jargon surrounding this application....

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Do you need more than enough: Specifying AC-DC power supplies

Bigger is always better, isn’t it? That’s not necessarily the case when it comes to specifying a power supply....

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Design trends: Batteries for IoT

Selecting batteries for Internet of Things connected systems can be tricky, as there is such a wide variety of application types....

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Modern electromechanical relays meet today’s reliability demands

Although they’ve been superseded in some applications by newer technologies such as solid state relays (SSRs), electromechanical relays (EMRs) still have a lot to offer....

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Circuit protection is vital for long lifetimes in LED lighting

LEDs are widely touted as the perfect solution for lighting applications because, in theory at least, they last forever.What’s less frequently spoken about is that circuit protection can make or break the design....

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A quick introduction to wireless charging

Battery charging without cables can add convenience, durability and safety to a number of different applications. ...

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Accurate altitude measurements help keep you fit

How can MEMS pressure sensors help you keep fit? Well, they are now commonly being integrated into wearable activity monitors that help consumers track their daily activities and thereby monitor their fitness levels....

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Supercapacitors: Making transport more efficient

Today, supercapacitors are widely used in transport applications to help stabilise the output power of a main power source and improve fuel efficiency....

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The unstoppable rise of polymer capacitors

The various types of capacitors all have their advantages and disadvantages, but polymer capacitors offer a host of desirable electrical characteristics....

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How to impose a smoking ban on lithium batteries

Lithium batteries have been in the news again recently, unfortunately for all the wrong reasons....

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Understanding micro switches and hysteresis

The invention of the micro switch goes back over 80 years to 1932 and is attributed to one Peter McGall of Freeport, Illinois, USA. Who knows how many billion of these handy little components have been manufactured since, but there can hardly be a ho...

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