enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. 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.

3. Battery charger - Wikipedia

   en.wikipedia.org/wiki/Battery_charger

   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.

4. EmPower (aircraft power adapter) - Wikipedia

   en.wikipedia.org/wiki/EmPower_(aircraft_power...

   The new [3] [when?] 60 Hz AC EmPower system provides more power than the DC system. [4] The AC EmPower system converts aircraft 400 Hz AC or wild frequency power to standard 60 Hz AC to prevent additional stresses in laptop chargers already stressed by reduced cooling at altitude. Note that laptops on this system will still charge batteries.

5. DC connector - Wikipedia

   en.wikipedia.org/wiki/DC_connector

   A 12–Volt cigar lighter plug. The automobile auxiliary power outlet is also called a cigarette lighter receptacle, or cigar lighter receptacle, since it was originally designed as a lighter for cigars—hence its rather large size. Nowadays, it is used to power automotive accessories such as portable inverters, mobile phone chargers and ...

6. Power supply unit (computer) - Wikipedia

   en.wikipedia.org/wiki/Power_supply_unit_(computer)

   Since 2011, Fujitsu and other tier-1 manufacturers [12] have been manufacturing systems containing motherboard variants that require only a 12 V supply from a custom-made PSU, which is typically rated at 250–300 W. DC-to-DC conversion, providing 5 V and 3.3 V, is done on the motherboard; the proposal is that 5 V and 12 V supply for other ...

7. IEC 62700 - Wikipedia

   en.wikipedia.org/wiki/IEC_62700

   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 ...