PCIM: LEM’s digital integrator for Rogowski coils

LEM has introduced a digital signal processor for Rogowski coil outputs at PCIM in Nuremberg. Rogowski coils are handy for current measurement because they simply wrap around the conductor carrying that current. However, they produce an output voltage proportional to the derivative of the primary current they are sensing, and therefore need an electrical integrator to ...

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PCIM: 200kW SiC inverter for automotive

Silicon Valley start-up Pre-Switch is showing a 200kW silicon carbide soft-switching automotive inverter at PCIM in Germany this week. Called CleanWave, it is an “evaluation system that enables power design engineers to investigate the accuracy of the company’s soft switching architecture and platform over varying load, temperature, device tolerance and degradation conditions”, according to Pre-Switch. ...

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PCIM: Exagan GaN applications centre in Toulouse, and USB 3.0 charger design

GaN-on-silicon power transistor maker Exagan has opened an applications design centre in Toulouse. Called ‘Power Solutions Center’, it will be operated with the firm’s technology partner CEA Tech, and follows the launch a GaN applications centre in Taiwan last year. “The Toulouse facility provides customers with new application-development and product-validation capabilities using specialised electronic equipment,” ...

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Orange execs on trial for staff deaths

Orange executives are on trial at the criminal court in Paris over the deaths of employees  in the days when Orange was called France Telecom. Former CEO Didier Lombard (pictured) and six other execs  are charged with moral harassment leading to 18 suicides and 13 attempted suicides between 2008 and 2010.   Between 2006 and ...

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Hall current sensors have customer programmability

Infineon is to sample  a new family of  coreless Hall current sensors in August for a September launch. Customers can individually program product parameters such as the current range, the overcurrent threshold and the output mode. The first product, XENSIV TLI4971, covers measurement ranges from ±25 A to ±120 A. It addresses industrial applications such ...

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ST and Air Liquide hook up on digital industrial applications.

ST and Air Liquide intend to accelerate the development of digital solutions for industrial applications. ST will support Air Liquide in its digital transformation, providing guidance and solutions while Air Liquide will work with ST to develop technologies and solutions for industrial applications. The companies will identify cases where ST’s technologies would best fit industrial ...

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Standardisation move for optical modules

The Open Eye Multi-Source Agreement (MSA) is standardise advanced specifications for lower latency, more power efficient and lower cost optical modules targeting 50Gbps, 100Gbps, 200Gbps, and up to 400Gbps optical modules for datacenter interconnects over single-mode and multimode fibre. The MSA aims to accelerate the adoption of PAM optical interconnects scaling to 50Gbps, 100Gbps, 200Gbps, ...

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Smartphone shipments keep declining

Following four consecutive quarters of decline in 2018, smartphone shipments were down 6.3% in Q1 y-o-y Shipments totaled 323.8 million units in Q1, down from 345.6 million In Q1 2018 according to IHS Markit. Samsung Electronics maintained the top rank in the smartphone market in terms of volume with shipments of 70.8 million units during ...

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Buck-based USB-C battery charger can boost for USB-OTG

Maxim is aiming at charging lithium-ion or lithium-polymer cells from USB Type-C sources with the MAX77860 switch-mode buck charger that can flip direction, becoming a boost converter to power USB on-The-Go loads using the same inductor. Inputs can span 4V to 13.5V, and there is protection from input over-voltage up to 14V, according to Mouser, which is stocking ...

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