Different Types of Connectors Used in Desktop Power Adapters

2023.12.06
Desktop power adapters come with various types of connectors designed to fit and power different devices.
Matching the right connector type and size is essential to provide the correct voltage and current, safeguarding both the adapter and the electronic device from potential damage. Here are some of the most common types of connectors used in these adapters:
 

Barrel Connectors


Sizes: Barrel connectors come in various diameters and lengths, such as 5.5mm x 2.1mm or 5.5mm x 2.5mm, among others.
Usage: Widely used in powering devices like laptops, monitors, routers, and other electronics. They are prevalent due to their versatility and compatibility.
 

USB Connectors


Types: USB-A, USB-B, USB-C.
Usage: USB connectors are increasingly utilized in power adapters, especially USB-C, which offers higher power delivery and compatibility with various devices like laptops, smartphones, and tablets.
 

Molex Connectors


Molex connectors are characterized by multiple pins in a plastic housing, often used for providing power to internal components in desktop computers, like hard drives and optical drives.
 

Circular Connectors


Circular connectors come in different sizes and pin configurations, commonly used in industrial applications and some specialized electronics.
 

Coaxial Connectors


Coaxial connectors feature a central pin surrounded by a cylindrical outer conductor. They're used in certain adapters for specific devices like audio/video equipment or networking devices.
 

Jack Connectors


These connectors are employed in various devices like audio equipment, routers, and small electronic gadgets. They come in different sizes and shapes, often requiring specific adapters tailored to the device.
 

DIN Connectors


DIN connectors have a circular design with pins arranged in a circular pattern. They are utilized in certain adapters for specific devices like musical instruments, audio equipment, or older computer peripherals.
 

Proprietary Connectors


Some manufacturers use proprietary connectors unique to their devices. These connectors are designed specifically for their products, necessitating adapters supplied by the same manufacturer for compatibility.
 

Pin Connector


These connectors have pins that align with corresponding sockets, ensuring proper connection and power supply. They are used in various electronic devices and appliances.