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What is the power adapter?

Issue Time:2019-05-10
The power adapter is also called an external power supply. It is a power supply voltage conversion device for small portable electronic devices and electronic appliances. It is commonly found in small electronic products such as mobile phones, liquid crystal displays and notebook computers.

Its role is to convert the 220 volt high voltage in the home into a stable low voltage of 5 volts to 20 volts that these electronic products can work, so that they can work normally.

1. The power adapter is a device that converts 220 volts AC through transformer, rectification, filtering, and voltage regulation, and outputs power suitable for electrical appliances.

2. The function is to provide the voltage, current and stability required by the electrical appliance, so that the corresponding electrical appliance can work safely and stably. Widely used in portable electronic devices and appliances.

3. The appliance cannot work without the power adapter.

Shenzhen Lianyunda Electronics Co., Ltd. is a high-tech enterprise integrating R&D, production and sales of switching power supplies. Current products include complete AC/DC power supply, substrate AC/DC power supply, multi-channel isolated output power supply, DC/DC power supply, industrial power supply, power adapter, waterproof power supply, LED power supply, LED driver, monitoring power supply, security power supply, etc. Series switching power supply products are widely used in security systems, LED lighting and display, industrial control, data communications, video terminals, commercial equipment and other fields.

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