What are the common electronic devices that require a power adapter?

The following are some common electronic devices that require power adapters:
I. Digital devices Laptops: Laptops usually require a power adapter with a specific power and output voltage to meet their power needs when running various software and hardware. Different brands and models of laptops may require power adapters of different specifications. Generally, the output voltage is between a dozen volts and twenty-some volts. For example, the power adapter of Lenovo ThinkPad series laptops usually has an output voltage of 20V, and the output current varies from 3.25A to 4.5A depending on different models. The power adapter charges the laptop's battery and directly powers the computer when the battery is not connected to ensure its normal operation. Tablets: Due to their portability and versatility, tablets also need power adapters for charging and power supply. The power adapter of tablets is usually small in size and relatively low in output power. The output voltage is generally between 5V and 12V.

For example, the power adapter of Apple iPad series tablets has an output voltage of 5V or 12V (depending on different models and charging needs), and the output current is about 2A to 3A. These power adapters can provide stable power to tablets through USB interfaces or dedicated charging interfaces. Digital cameras: Digital cameras need to consume power when taking photos and recording videos, so they need power adapters for charging. The power adapter of digital cameras usually has a relatively low output voltage, generally between 5V and 9V, and the output current is also relatively small. For example, the power adapter of Nikon D7500 digital camera has an output voltage of 8.4V and an output current of 1.5A. The power adapter can charge the camera's battery or directly power the camera when connected to a power source, facilitating users to take long-duration photos or transfer data indoors. II. Communication devices Smartphones: Smartphones are one of the most commonly used electronic devices in people's daily lives and need to be charged almost every day. The power adapter of smartphones usually has an output voltage of 5V, and the output current is between 1A and 3A, depending on the model and charging needs of the phone. For example, the power adapter of Huawei P40 phone has an output voltage of 5V or 10V (in super fast charging mode), and the output current is 2A or 4A. The power adapter can charge the phone through a USB interface or connect to an external power source such as a power bank to provide emergency charging for the phone. Wireless routers: Wireless routers need continuous power supply to maintain stable network connections. The power adapter of wireless routers generally has an output voltage between 9V and 12V, and the output current varies according to the power and function of the router. For example, the power adapter of TP-Link Archer C7 wireless router has an output voltage of 12V and an output current of 1.5A. The power adapter provides power to various modules of the router, including the wireless signal transmitting module and network processing chip, ensuring that the router can work normally and provide users with a stable wireless network connection. III. Household electronic devices Game consoles: Game consoles need a large amount of power support when running games, so they need to be equipped with dedicated power adapters. The power adapter of game consoles has a relatively large output power. The output voltage is generally between 12V and 24V.

For example, the power adapter of P4 has an output voltage of 12V and an output current of 8.5A. The power adapter provides stable power to the motherboard, graphics card, hard disk and other components of the game console to ensure smooth game operation and high-definition picture quality. Home audio systems: Some high-end home audio systems need power adapters to provide power to their amplifiers, speakers and other components. The output voltage and current of the power adapter of home audio systems vary according to the power and configuration of the audio system. For example, the power adapter of Bose SoundLink Mini Bluetooth speaker has an output voltage of 5V and an output current of 1.6A. The power adapter charges the built-in battery of the speaker and directly powers the speaker when connected to a power source, providing high-quality audio output.