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  2. Dell XPS - Wikipedia

    en.wikipedia.org/wiki/Dell_XPS

    The Dell XPS 14 (9440) was released in early 2024 and is a 14.5" laptop between the Dell XPS 13 and the XPS 16. It has thinner bezels, a seamless touchpad, and edge-to-edge keyboard with a touch function row, it offers two 14.5" display options, 1920x1200 LCD, or 3200x2000 OLED display, both at a refresh rate of 120Hz.

  3. AC adapter - Wikipedia

    en.wikipedia.org/wiki/AC_adapter

    An AC adapter or AC/DC adapter (also called a wall charger, power adapter, power brick, or wall wart) [1] is a type of external power supply, often enclosed in a case similar to an AC plug. [2] AC adapters deliver electric power to devices that lack internal components to draw voltage and power from mains power themselves.

  4. USB hardware - Wikipedia

    en.wikipedia.org/wiki/USB_hardware

    With the release of the USB Type-C specification in 2014 and its 3 A power capability, the USB-IF elected to increase the upper voltage limit to 5.5 V to combat voltage droop at higher currents. [41] The USB 2.0 specification (and therefore implicitly also the USB 3.x specifications) was also updated to reflect this change at that time. [42]

  5. Dell Inspiron laptops - Wikipedia

    en.wikipedia.org/wiki/Dell_Inspiron_laptops

    While both models supports a 15.4" Samsung LCD, only the later models of the 9100 (with a 3.2 GHz CPU) use an identical LCD screen as the Gen 1 XPS with resolutions up to 1920×1200 (Dell Part #s 7T774/W3866) whereas previous Inspiron 9100s (with a 2.8-3.0 GHz CPU) used a different LCD screen with resolutions of up to 1280×800 (Dell Part # Y0316).

  6. Common external power supply - Wikipedia

    en.wikipedia.org/wiki/Common_external_power_supply

    The common EPS specification relies heavily on existing USB electro-mechanical standards – especially the USB Battery Charging Specification. By the mid-2000s, many mobile phone manufacturers (as well as manufacturers of other small battery-powered devices) had already begun designing their products with the ability to use a USB port's 5 V DC ...

  7. Quick Charge - Wikipedia

    en.wikipedia.org/wiki/Quick_Charge

    Quick Charge is a proprietary technology that can charge battery-powered devices, primarily mobile phones, at power levels exceeding the 7.5 watts (5 volts at 1.5 amps) supported by the USB BC 1.2 standard, using existing USB cables.

  8. Qi (standard) - Wikipedia

    en.wikipedia.org/wiki/Qi_(standard)

    Qi (/ tʃ iː / CHEE) is an open standard for inductive charging developed by the Wireless Power Consortium.It allows compatible devices, such as smartphones, to receive power when placed on a Qi charger, which can be effective over distances up to 4 cm (1.6 in). [1]

  9. Coaxial power connector - Wikipedia

    en.wikipedia.org/wiki/Coaxial_power_connector

    There are a number of sizes listed below that appear to be quite similar, and while the tolerances of these connectors are typically indicated as ±0.05 or ±0.03 mm by the manufacturers, there is still ambiguity as to whether two sizes differing by only 0.05 mm (or where the specification is only given to the nearest 0.10 mm) warrants listing ...

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