Allegro MicroSystems has announced a 3-phase sensor-less brush-less dc (BLDC) fan driver IC with sinusoidal outputs to minimise audible noise and vibration. A5931 on left, and conventional equivalent on right The chip, called A5931, includes output mosfets and a built-in control algorithm running on a state-machine – easing ASIL automotive qualification, claimed the firm, because ...
Read full article: PCIM: BLDC motor chip has built-in algorithm
Aiming at IGBT modules, Japanese heat spreader maker ALMT has developed a thermal base plate alloy that improves heatsink contact. IGBT base plates are subtly convex (see diagram) so that when they are mounted on a flat base plate, the screw holes have a gap beneath them (~200μm). When the screws are tightened, the curve ...
Read full article: PCIM: Heat spreader keeps shape despite thermal cycling
IQD, the Somerset quartz crystal specialist, has a new STXO series of surface mount clock oscillators with an ultra-low integrated RMS phase jitter of 256fs at 2.5V and RMS period jitter of 1.4ps over 10,000 cycles. With a phase noise level of -138dBc/Hz @ 1kHz and -163dBc/Hz at the noise floor, this new series is ideal for ...
Read full article: IQD oscillators have low phase jitter
Samsung Electronics says it is stepping up its efforts on the acquisition trail. The company says it wants to buy companies which have the technology to make Samsung’s existing product line more attractive. Earlier this year it bought Harman for $8 billion in an attempt to accelerate its moves into the automotive components market. Another ...
Read full article: Samsung to boost M&A
Growth of over 80% this year at ASIC and IP specialist EnSilica has sparked a recruitment drive to fuel its expansion. The company is looking for ten more engineers to add to its 100 employee headcount. “With significant year-on-year sales growth in our key geographic markets of Europe and Asia, both in relation to our ...
Read full article: EnSilica on hiring spree
“Productive4.0”, the largest European research initiative for Industry 4.0, has attracted over 100 partners from 19 European countries working on digitising and networking industry. Involved in the project are Infineon, BMW, Bosch, Philips, Thales, NXP, STM, SAP, ABB, Volvo, Ericsson, the Karlsruhe Institute of Technology, Fraunhofer and the TU Dresden. “Real-time connected value chains will ...
Read full article: Productive4.0 recruits 100+ partners for Industry 4.0.
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On this week’s Technotopia I interviewed Cindy Gallop, the outspoken TED speaker and found of MakeLoveNotPorn. Cindy worked tirelessly to bring SexTech and FemTech out of the shadows and she’s bringing all her attention to bear on the creation of technology that will bring us closer together and make us happier – something few founders think about. Gallop believes that the… Read More
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