1. Introduction
This manual provides essential information for the proper use and integration of your LAJQTAO USB 3.1 Type-C 16-Pin Female Connector PCB Adapter. This adapter is designed to facilitate easy soldering of wires or integration into custom PCB projects, providing a robust and versatile Type-C female interface.
The adapter comes in different configurations (Type A and Type B) and package quantities, allowing flexibility for various electronic projects.
2. Specifications
| Feature | Description |
|---|---|
| Connector Type | USB 3.1 Type-C Female |
| Pin Count | 16-Pin |
| Adapter Type | PCB Adapter for Solder Wire & Cable / 2.54mm Pitch PCB |
| Brand | LAJQTAO |
| Origin | Mainland China |
| Dimensions (approx.) | 14.86mm (L) x 11.76mm (W) x 16.26mm (H) (Refer to diagram for detailed measurements) |
| Weight (per unit) | Approx. 0.05 kg (package weight) |

3. Setup and Installation
The USB 3.1 Type-C 16-Pin Female Connector PCB Adapter is designed for integration into electronic projects requiring a Type-C female port. Installation typically involves soldering.
3.1 Pinout and Connections
The adapter features clearly labeled solder pads for easy connection. Common pin labels include:
- V: Voltage (Power supply)
- D-: Data Negative
- D+: Data Positive
- G: Ground
Ensure correct polarity and pin assignments when soldering to avoid damage to the adapter or connected devices. Refer to the diagrams below for visual guidance on pin locations and different adapter types.


3.2 Soldering Instructions
- Prepare your workspace: Ensure a clean, well-lit, and well-ventilated area.
- Gather tools: You will need a soldering iron, solder, flux, and possibly tweezers or a helping hand tool.
- Tin the pads: Apply a small amount of solder to each pad on the PCB adapter.
- Attach wires/components: Carefully align your wires or components to the tinned pads and apply heat with the soldering iron until the solder flows smoothly, creating a strong electrical and mechanical connection.
- Inspect connections: Visually check each solder joint for proper adhesion and absence of shorts.

3.3 Mounting and Positioning
The PCB adapters include positioning holes to aid in secure mounting within your project enclosure or to another PCB. These holes are highlighted in the image below.

4. Operating Instructions
Once properly installed and connected, the USB 3.1 Type-C female connector functions as a standard Type-C port. Simply connect a compatible USB Type-C cable from your device to the adapter to establish a connection for data transfer and/or power delivery, depending on your circuit design.
- Ensure the connected cable is fully inserted into the Type-C receptacle.
- Verify that the connected devices are compatible with USB 3.1 specifications for optimal performance.
5. Maintenance
These PCB adapters are designed for durability and require minimal maintenance. Follow these guidelines to ensure longevity:
- Keep Clean: Periodically inspect the connector for dust or debris. Use a soft, dry brush or compressed air to clean the port if necessary. Avoid using liquids directly on the connector.
- Avoid Physical Stress: Do not apply excessive force when inserting or removing cables. Ensure cables are properly aligned.
- Storage: If not in use, store the adapters in a dry, anti-static environment to prevent damage.
6. Troubleshooting
If you encounter issues with your USB Type-C PCB adapter, consider the following troubleshooting steps:
- No Connection/Intermittent Connection:
- Check all soldered connections for cold joints, shorts, or breaks. Re-solder if necessary.
- Ensure the USB Type-C cable is fully and correctly inserted.
- Test with a different USB Type-C cable and/or device to rule out external component issues.
- Verify that the power supply (V) and ground (G) connections are stable and correct.
- Slow Data Transfer:
- Confirm that both connected devices and the cable support USB 3.1 speeds.
- Check for any signal interference in your circuit design.
- Power Delivery Issues:
- Ensure the power lines (V and G) are correctly wired and can handle the required current.
- Verify the power source is functioning correctly.
7. User Tips
- When working with small components like these PCB adapters, using a magnifying glass or microscope can greatly assist in achieving precise and reliable solder joints.
- Always double-check your pinout against the USB Type-C specification for your specific application, especially for advanced features beyond basic power and data.
- Consider using a multimeter to test continuity on your solder joints before applying power to prevent potential damage.
8. Warranty and Support
For any questions, technical assistance, or support regarding your LAJQTAO USB 3.1 Type-C 16-Pin Female Connector PCB Adapter, please contact the seller directly through the platform where the purchase was made. Provide your order details and a clear description of the issue for prompt assistance.