| M Thread size | φ10.2 mm |
| T | 11.0 mm |
| G | 10.0 mm |
| H Total Height | 28.5 mm |
| H1 Body Length | 25.0 mm |
| L Section Size | 16.0 mm |
| Pins | 36 |
| Current rating | 340A |
| Tigntening Torque | N/A |
| Materials | Brass |
| Surface Treatment | Tin plated |
| Installation Equipment/Method | Press-fit |
What is the press-fit process of PCB?
The crimping process of attaching components to a printed circuit board (PCB) involves multiple steps to ensure a secure and reliable connection without the use of solder. Here is an overview of the crimping process:
1. Design and Preparation
Component Selection: Select press-fit connectors that are compatible with the PCB design and intended application.
PCB Design: The PCB must be designed with plated through holes that match the size of the press-fit pins. The plating is usually made of a conductive material, such as gold or nickel, to ensure good electrical contact.
2. Component Insertion
Alignment: The press-fit connector is aligned with the plated holes on the PCB. This can be done manually or using automated equipment.
Crimp: The crimping machine or tool applies controlled force to the connector, pushing the pins into the plated holes. The force must be carefully controlled to ensure that the pins are inserted without damaging the PCB or connector.
3. Mechanical interference
Interference Fit: The pin of a press-fit connector is designed to be slightly larger than the diameter of the plated hole. This interference fit creates a tight mechanical bond when the pin is pressed into the hole.
Deformation: When inserting the pins, they may deform slightly to fit snugly in the holes, ensuring a secure connection.
4. Quality Control
Inspection: After the crimping process is complete, the quality of the connection is usually inspected. This may include visual inspection, electrical testing, and mechanical testing to ensure that the connection meets the required specifications.
Testing: Functional testing can be performed to verify that electrical connections are secure and that components operate as expected.
5. Final Assembly
Additional Components: Once the press-fit connector is securely in place, other components can be added to the PCB as desired.
Encapsulation or Coating: In some cases, the PCB may go through additional processes, such as conformal coating or encapsulation, to protect against environmental factors.
Advantages of crimping process
No Thermal Stress: No soldering required, eliminating thermal stress on sensitive components.
Strong Mechanical Connection: Interference fit provides a strong mechanical bond, suitable for high vibration applications.
Reworkability: Press-fit connections can usually be removed and replaced without damaging the PCB.