Power Electronics News

Cree to champion SiC at ECCE 2015

Cree co-founder Dr John Palmour is to champion silicon carbide as the most cost-effective power technology in a plenary session at the IEEE ECCE power conference in Montreal Canada in September. In a transistor price comparison, SiC devices loose badly to silicon. “A component-to-component comparison will…

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UK firm brings disposable fuel cells to smartphones

Intelligent Energy has started to make use of the portable fuel cell and disposable fuel cartridge assets it acquired from Société Bic of France earlier this year. The Loughborough-based portable energy firm is reported to be working on a fuel cell which can keep a smartphone running for…

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Cypress claims lowest power harvester ever

Cypress has introduced what it claims is the lowest power energy harvesting power management IC (PMIC), usable with solar cells down to 10x10mm. Aimed at wireless sensor nodes, and called S6AE101A, it will start when 1.2uW is available and continue to function on as little as 250nA. According to…

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Altera and ZMDI add digital power management to FPGA

Altera is to integrate the digital power management technology developed by ZMDI (Zentrum Mikroelektronik Dresden) into its Enpirion PowerSoC devices. Altera says that adding ZMDI’s technology to the SoCs “will provide greater control performance between Altera’s FPGAs and its power management ICs”, enabling Enpirion devices to support new…

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Wireless charger for iPhone 6 adds Watch too

If you have an iPhone 6 and you want to charge it without fiddling with cables, then a US-based start-up may have the answer. Skiva Technology has come up with a 3000mAh iPhone 6 battery case with wireless charging dock. The wireless charging dock, which is looking for…

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LTC adds SEPIC/boost DC-DC converter

Linear Technology has brought out the LT8494, a current mode, fixed frequency SEPIC/boost DC-DC converter with an internal 2A, 70V switch. Quiescent current of only 7µA makes the device suitable for always-on automotive or other industrial battery powered systems, the company says. The LT8494 starts up…

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GaN-on-Si power transistors from French lab Leti

French semiconductor lab CEA-Leti is developing gallium nitride power transistors, including a bidirectional power switch. “We have the technology for GaN-on-Si, which we think will go up to 2,000V. It is fully CMOS-compatible, and we are already able to make it on 8in wafers,” said…

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Intepro load bank returns 90% of power back to the grid

Intepro Systems has introduced a new load bank, the PEL Regenerative AC Electronic Load Bank built around a 60 kVA chassis which accepts standard AC input ranges from 120 to 480V and provides grid-synchronized, regenerated AC power output that returns 90% of the equipment under test (EUT) load power…

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