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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.
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.
Common external power supply and the USB-A and USB Micro-B ends of the detachable cable. The common external power supply (Common EPS) was a European Commission (EC) specification for a universal charger for smartphones sold within the European Union.
USB-C is the smaller port that's in the process of becoming standard on laptops, chargers, and smartphones. If you get a USB-C PD port, you can rest assured that it'll top up even the most ...
In October 2021 Apple introduced a 140 W (28 V 5 A) GaN USB PD charger with new MacBooks, [73] and in June 2023 Framework introduced a 180 W (36 V 5 A) GaN USB PD charger with the Framework 16. [74] In October 2023, the USB PD promoter group launched revision 3.2 of the specification.
IEC Technical Specification 62700: DC Power supply for notebook computer is an IEC specification of a common standard for external laptop computer AC adapters.Laptops and AC adapters following this standard will have interchangeable power supplies, which will enable easy reuse of used power supplies (thereby reducing electronic waste) and make buying a new compatible power supply for a laptop ...