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2. USB-C - Wikipedia

   en.wikipedia.org/wiki/USB-C

   USB-C plug USB-C (SuperSpeed USB 5Gbps) receptacle on an MSI laptop. USB-C, or USB Type-C, is a 24-pin connector (not a protocol) that supersedes previous USB connectors and can carry audio, video, and other data, to connect to monitors or external drives.

3. Belkin - Wikipedia

   en.wikipedia.org/wiki/Belkin

   Belkin also sells wall chargers, car chargers, charging stations, power banks, surge protectors, power strips, and wireless chargers for smartphones, tablets, smartwatches, laptops, computers, and other electronic devices. In 2016, Belkin released an iPhone-compatible adapter for simultaneous iPhone charging and headphone use. [28]

4. PoweredUSB - Wikipedia

   en.wikipedia.org/wiki/PoweredUSB

   12 V and 24 V powered USB sockets, on an NCR cash register. PoweredUSB, also known as Retail USB, USB PlusPower, USB +Power, and USB Power Plus, [1] is an addition to the Universal Serial Bus standard that allows for higher-power devices to obtain power through their USB host instead of requiring an independent power supply or external AC adapter.

5. USB hardware - Wikipedia

   en.wikipedia.org/wiki/USB_hardware

   To allow for voltage drops, the voltage at the host port, hub port, and device are specified to be at least 4.75 V, 4.4 V, and 4.35 V respectively by USB 2.0 for low-power devices, [a] but must be at least 4.75 V at all locations for high-power [b] devices (however, high-power devices are required to operate as a low-powered device so that they ...

6. Battery charger - Wikipedia

   en.wikipedia.org/wiki/Battery_charger

   They may be fully compliant USB peripheral devices or uncontrolled, simple chargers. Another type of USB charger called "USB (rechargeable) battery" is fitted into the case of standard batteries (1.5 V AA, C, D, and 9 V block) together with a Li-ion rechargeable battery, voltage converter, and USB connector.

7. Boost converter - Wikipedia

   en.wikipedia.org/wiki/Boost_converter

   A boost converter or step-up converter is a DC-to-DC converter that increases voltage, while decreasing current, from its input to its output . It is a class of switched-mode power supply (SMPS) containing at least two semiconductors, a diode and a transistor , and at least one energy storage element: a capacitor , inductor , or the two in ...