Shenzhen Longxc Power Supply Co.,Ltd
Phone：+86 0 18128813629
Tel：+86 0755-2778 4192
Fax：+86 0755-2999 1201
Address：B Building, Yingrenshi Community, ?Wentao Science Park, Shiyan Town, Bao'an, Shenzhen，China
Power adapter basic knowledge and use
Source：http://brickdefender.comPublished time：2017-01-12 09:05:00Views：
Power adapter is a small portable electronic equipment and electrical power supply power conversion equipment, generally by the shell, transformers, inductors, capacitors, control IC, PCB board and other components, it works by the AC input is converted to DC Output; according to the connection can be divided into wall-mounted and desktop. Widely supporting the security camera, set-top boxes, routers, light bar, massage equipment and other equipment.
Power adapter, also known as external power supply, is a small portable electronic devices and electronic equipment supply voltage conversion equipment, common in mobile phones, LCD monitors and notebook computers and other small electronic products.
Most laptop power adapters are suitable for 100 to 240 VAC (50 / 60Hz). Basically, most of the notebook computers are external power supply, with a power cord and host connection, so you can reduce the size and weight of the host, only a very small number of models built-in power supply in the host. In the power adapter has a nameplate, marked above the power, input and output voltage and current and other indicators, with particular attention to the input voltage range, which is the so-called "travel power adapter", if the city voltage is only 110V of the country , This feature is very useful, and some parallel notebook is only sold in the country of origin, there is no such compatible voltage design, or even only a single input voltage of 110V, 220V in China under the voltage plug will burn