Wired Charger and Power Adapter

Infineon files patent infringement lawsuit against Innoscience, Innoscience denounces accusations

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On March 14th, Infineon Technologies announced it had filed a lawsuit against Innoscience seeking a permanent injunction for infringement of a US patent relating to gallium nitride (GaN) technology owned by Infineon. The patent claims cover core aspects of GaN power semiconductors encompassing innovations that enable the reliability and performance of Infineon’s proprietary GaN devices. The lawsuit …

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Power Integrations InnoSwitch™5-Pro enables up to 95% Efficiency

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Power Integrations (NASDAQ: POWI), a leader in high-voltage integrated circuits (ICs) for power conversion, announced this week the release of its InnoSwitch™5-Pro family of high-efficiency, programmable flyback switcher ICs. The single-chip switcher achieves over 95 percent efficiency with a novel secondary-side control scheme that achieves zero-voltage switching (ZVS) without a dedicated and costly additional high-voltage …

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Power Integrations expands InnoSwitch4-CZ integrated switcher family to 220 W

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Power Integrations is one of the primary suppliers of GaN based power ICs, specialising in very highly integrated solutions. It has announced the expansion of its InnoSwitch4-CZ family to meet the latest USB PD 3.1 specification, allowing adapters to reach power ratings up to 220W.  So far, highly integrated solutions have been used in designs …

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Weltrend announced availability of industry’s first USB PD 3.1 Controllers

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Weltrend recently announced the release of its WT6676F and WT667F USB Power Delivery (PD) controllers which it claims are the industry’s first which support the USB PD Revision 3.1, enabling full support for output voltages up to 48V and power output up to 240W.  Since the USB IF announced the USB PD specification revision 3.1 …

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Navitas GaN IC selected for Vivo’s 8” screen foldable phone

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As more manufacturers are choosing to remove the packaged charger from smartphones, Vivo have decided to go in a different direction by not only continuing to include a charger with its new flagship “X Fold”, they have chosen to include a dual port 80W GaN charger. GaN technology allows for more efficient and more compact …

Navitas GaN IC selected for Vivo’s 8” screen foldable phone Read More »

Nitecore camera batteries adopt USB Type-C charging

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The adoption of USB Type-C has unified charging across many devices including mobile phones, laptop PCs, wireless audio and portable battery packs. A common connector has not only allowed for waste reduction from redundant power adapters but also in many cases standardisation around fast charging using protocols such as USB power delivery (PD).  There are …

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GaN systems showcases world’s smallest GaN chargers at APEC

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Increasing power density in power adapter & charger designs continues to be a market driver for GaN components. Consumers are tired of carrying around a “brick” to enable them to power and charge their portable devices, and power adapter manufacturers have been addressing consumer demands. Additional trends towards faster charging and the requirement for a …

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Navitas announces world’s first 20-year warranty for GaN ICs

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The increased use of GaN components over silicon counterparts in many applications typically centres around producing a more efficient design, reducing losses and therefore heat, and enabling a more compact solution. The additional benefit of greater reliability is, however, apparent from Navitas’s latest move to introduce a 20-year warranty on its GaN components. Whilst it’s …

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Cambridge GaN Devices debuts first commercial products at APEC with sustainability-driven 650 V ICeGaN H1 series

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Cambridge GaN Devices Ltd. (CGD) is a fabless semiconductor company out of Cambridge university. CGD has just launched its first series of Gallium Nitride based products, the ICeGaN 650 V H1 series. CGD’s GaN solutions boast a reduction in electrical losses of up to 50% and the ability to be integrated into applications run by …

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GaN Systems powers Samsung Galaxy S22+ and ultra fast charger with leading discrete GaN

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The 45W fast charger for Samsung’s new Galaxy S22+ and S22 Ultra smartphones makes use of gallium nitride (GaN) based semiconductors from GaN Systems. Using GaN has many benefits over silicon-based semiconductors, including increased power density and more efficient cooling, but this is the first time Samsung have made use of it in an adapter.  …

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