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Universal charger or common charger refers to various projects to standardize the connectors of power supplies, particularly for battery-powered devices. Since the publication of the USB Power Delivery standard in 2012, and the USB-C connector in 2014, USB-C has become a widespread standard for charging mobile phones.
If detachable, the cable must connect to the power supply via a standard USB type-A plug. [ 12 ] The MoU which defines the common external power supply as well as the related EC standardisation mandate both allow for the use of the common external power supply also with phones not equipped with a micro-USB receptacle.
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.
A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage , amperes, current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.
The Type 3C interface was developed approximately ten years later for the transmission of power at more than 3 kW; [5]: 56 the EV Plug Alliance was formed in March 2010 to promote the use of the Type 3C connector as "a high safety plug and socket solution" in Mode 3 (3–22 kW) AC charging.
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