Power supplies

The fascinating world of the power supply industry

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The overall market for AC/DC and DC/DC commercial switch mode power supplies (C-SMPS), which excludes consumers and uninterruptible power supplies (UPS), is estimated to be in a range of 22 to 25 billion US Dollars. This level has been stable for more than five years and from an outsider’s point of view, could be perceived as a very static industry with very moderate growth index. This perception is amplified by a general feeling that the power supply industry reached such level of maturity, nothing will really happen, which in fact is not the case. Despite the steady top number, the C-SMPS industry is extremely dynamic, adjusting to market changes, new regulations, emerging new technologies and in permanent transformation, developing products and power solutions for early stage new technologies (e.g. 5G, Industry 4.0) or even not existing.

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Power Industry Challenges in the Era of Smart and Connected Appliances

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Achieving the best power converter performance in today’s market requires a deep understanding of the challenges at hand in order to come up with the right solution. These challenges include, but not limited to, high conversion efficiency, small size, good line and load regulation and good transient response all achieved by using an architecture that addresses each of these simultaneously while requiring very few external components and no external compensation network. Such a solution must take advantages of state-of-the-art technology in control algorithms, power switches and packaging innovations.

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