DC Power Connectors Information

DC power connectors are electrical connectors that provide direct current (DC) power to a connected device. DC power connectors are most often used for electronic power supply applications. They are often used with cable assemblies to provide power to electronic equipment and devices.

Applications

The primary function of a DC power connector is to make or provide an electrical connection between a power supply and the device. The connector can be in a plug (male) or jack (female) form. The connector can be mounted to a cable end, panel, SMD/SMT, or through hole and have a mounting angle of right, horizontal, or vertical. The number of connections or pins can vary from connector to connector and different applications.

DC connector Types

There are many different DC connectors, let’s discuss some widely used ones here. Types of DC power connectors include:

1.DC plug. The most normal DC connector is the DC plug, both straight plugs and angle plugs are available. And there is size for the outer sleeve and inner pin, following are the popular sizes: 5.5X2.1mm, 5.5X2.5mm...

2.USB port. The USB port is more and more popular for many devices now. Many smart electrical devices need USB port for charge. The USB Type-C is widely applied in cellphones, notebooks, and mobile devices now. As the maximum power ratings of the Type-C USB are up to 100W(20V 5A) now, together with the widespread adoption and simplified design integration, the Type-C USB is attractive for power applications. There’s also demand for USB Micro and USB Type-A connectors, while they’re not as popular as before.

3.Special Port or Customized connectors. Some devices need special ports like Molex 4-port connector, TE connector, Audio Micro plugs or others.

4.Terminal, lock and waterproof connectors. Some of our customers also asked for this kind of end, not easy to loose.

Select the DC connectors

After knowing about so many kinds of DC connectors, it’s convenient to select the right DC connectors. Following are some tips for selecting:

1.DC Jack Size. Please keep an eye on the inner pin and outer sleeve size. It may be helpful for selecting the right connector.

2. DC Connector conductor. There’s positive polarity and negative polarity for the DC plugs, ensure the right polarity as reversing the conductor is acceptable. The default setting is center positive.

3. Custom DC connectors. Some gadgets require other special DC connectors. It may be a plugged-in connection, which is easy to connect if the connector is compatible with the device.

4. Open End. Some projects need to connect the devices openly, then an open end of the power supply comes. The open end is convenient for flexible connection.

With the above information, it would be helpful to save time in selecting the DC connector. KSPOWER is one UL Class 2 power supply, battery charger, AC DC adapter and outdoor led driver manufacturer from 2008, OEM and ODM customization is available, such as dc connector, package, label and case etc. If any more question, feel free to contact and discuss with us directly.