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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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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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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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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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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