1. what is the charger ?
Chargers - An electrical accessory, usually refer to a converts AC power to low voltage DC equipment. The charger is widely used in various fields, particularly in the areas of life that have been widely used in mobile phones, cameras, and so common appliances.
Charger power electronic semiconductor device using the constant voltage and frequency of the alternating current is converted to a static DC converter device. In order to operate the power supply or battery backup power for electricity occasions, the charger has broad application prospects.
2. what is the power adapter?
The power adapter is small portable electronic devices and electronic and electronic power conversion equipment , usually by the shell, power transformer and rectifier circuit, its output can be divided into AC output and DC- output type; press connection can be inserted into the wall mount and desktop. Widely used in the phone Cordless phone, game console, language repeater, walkman, notebook computers, cellular phones, and other devices.
Most laptop power adapters can automatically detect 100 ~ 240V AC (50/60Hz). Basically, all laptops regard the external power supply, with a line and a host connection, so you can reduce the size and weight of the host, only a handful of models built in the power supply within the host.
The power adapter has a nameplate above marked power, input and output voltage, and current and other indicators, with particular attention to the input voltage range, which is called "travel power adapter ."
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