A DC to USB cable is a universal connector that brings together the advantages of a traditional USB connector with those of a fully-fledged DC power connector. They find application in powering electronic devices, data transmission, and, on occasion, in feeding into video output multiplexers. The USB end, in most cases, is used for data transfer and charging that requires a lower voltage, while the DC connector delivers extra power to gadgets like laptops, tablets, and gaming consoles.
| ltem Name | Cable Values |
|---|---|
| Cable Color | White, Black(Support Customization) |
| Cables Gauge | 18-28awg (Support Customization) |
| Ways | 2-8ways |
| Pins | 2 - 10 pins |
| Inner diameter | 21.mm, 2.5mm, 1.35mm |
| Outer diameter | 5.5mm, 5.0mm, 3.5mm |
| Conductor Material | Copper, Tinned copper |
| Insulation Material | Silicone PVC |
| Voltage | 3V, 5V, 6V, 9V, 12V(Based on customer's needs) |
| Rated Temperature | -40 - 80°C |
| Certification | UL CE Rohs |
Voltage and current ratings of a DC to USB cable depend upon the device your application requires. The basic voltages are 5V, 9V, 12V, and 19V. The current ratings are measured in amperes. This is determined by the power consumption of the device. It is important that you check the power specifications for the device that you are going to use with a DC to USB cable so that you do not run into compatibility and safety issues. Always buy one that meets or exceeds that rating.
Yes, DC to USB cables do have polarity, meaning they have a positive and negative output. This polarity is crucial in determining the orientation required for the functioning of any electronic device. Reversing the polarity will usually cause the device to either malfunction or be damaged. You must be careful to orient the positive and negative terminals of the cable toward the corresponding positive and negative inputs of the devices.
To avoid reversing polarity accidentally, ensure polarity markings are on both the cable and device. These markings are usually shown with “+” and “-” symbols or with colors. One should be very vigilant about these markings to ensure proper connection.
Apply the following rules for safety while using a DC to USB cable:
Some DC to USB cables are indeed able to provide fast charging. But this can only happen if the cable has the voltage-current specifications required for fast charging. Both the cable and device must support one of the fast charging protocols, such as Quick Charge (QC) or Power Delivery (PD). Cross-check the product specifications or consult the seller to check for the supported protocols and compatible devices while fast charging cables are being bought.
DC to USB cables are meant for power transmission and only infrequently used for data transfer unless the cable and connected devices support it. The speed and stability of any data ventured through this cable and connected devices may be compromised. Factors include the quality of the cable, USB connector type (USB-A, USB-C, etc.), and device drivers. To ensure the best data transfer, an excellent USB data transfer-specific cable is recommended.
If a DC to USB cable doesn’t function for whatever reason, there’s a simple guide to troubleshooting. First, ensure that the physical condition of the cable is satisfactory. Look out for the visible signs of damage, e.g., cuts, fraying, or exposed wires. If any obvious damage is present, replace the cable immediately. Secondly, check out the connectors at either end of the connector. The aesthetics of good functioning require both sporadically cleaned or frequently checked ends of the cable. If the connector is dirtied, it might make a bad contact, thus hindering good connection and power transfer. If the sheath is clean and the general outlook of the cable is fair, it could be that the cable works. Try switching devices or cables with another.
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