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  2. Universal Power Adapter for Mobile Devices - Wikipedia

    en.wikipedia.org/wiki/Universal_Power_Adapter...

    The standard defines an AC adapter to power devices requiring from 10 W to 130 W (~20 V × 6.5 A) or (extended voltage option) up to 240 W (60 V × 4 A). [2] A new connector (that does not mate with any previously existing connector) is proposed for a lifetime of about ten years with multiple brands and models. [ 3 ]

  3. 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]

  4. 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.

  5. Quick Charge - Wikipedia

    en.wikipedia.org/wiki/Quick_Charge

    Quick Charge (QC) is a proprietary battery charging protocol developed by Qualcomm, used for managing power delivered over USB, mainly by communicating to the power supply and negotiating a voltage. Quick Charge is supported by devices such as mobile phones which run on Qualcomm system-on-chip (SoCs), and by some chargers; both device and ...

  6. Inductive charging - Wikipedia

    en.wikipedia.org/wiki/Inductive_charging

    Applications of inductive charging can be divided into two broad categories: Low power and high power: Low power applications are generally supportive of small consumer electronic devices such as cell phones, handheld devices, some computers, and similar devices which normally charge at power levels below 100 watts.

  7. Terminal adapter - Wikipedia

    en.wikipedia.org/wiki/Terminal_adapter

    In the automation industry, a terminal adapter is a passive device that converts a connector like the 8P8C (RJ-45) modular connector or 9 pin D-Sub into a terminal block to facilitate wiring. It is often used when daisy chain wiring is necessary on a multi-node serial communication network like RS-485 or RS-422 .

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