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China QCY401 Series PCB Connectors - Reliable 4mm Pitch Circuit Board Connectors from Trusted Suppliers and Factory
Features
- 01These connectors are specifically configured for mating with printed circuit boards having a thickness of 1.5mm ± 0.13mm.
- 02This precise thickness specification ensures a secure friction lock and optimal contact force, preventing signal interruption due to vibration or thermal stress.
- 03The series typically features high-performance insulating materials with a UL94 V-0 flammability rating, ensuring safety in high-temperature environments.
- 04The contacts are manufactured from high-conductivity copper alloys and plated with tin or gold to guarantee low contact resistance and superior corrosion resistance over thousands of mating cycles.
Advantages
- 01The primary advantage of this 4mm pitch series lies in its versatility and ease of assembly.
- 02The design accommodates minor tolerances in PCB manufacturing, simplifying the automated insertion process and reducing assembly costs.
- 03Furthermore, the larger pitch compared to micro-connectors enhances field serviceability, allowing for easier inspection, soldering, and rework.
- 04The robust construction provides high current-carrying capacity and mechanical strain relief, ensuring a longer operational lifespan in demanding environments.
Application
- 01Given its reliable mechanical and electrical characteristics, this connector series is widely utilized in a variety of industrial and consumer electronic devices.
- 02Typical applications include power supplies, industrial control systems, automotive electronics, and household appliances.
- 03It serves as the critical interface for power distribution or signal transmission between daughter boards and motherboards, making it an essential component for manufacturers seeking a balance of reliability, cost-effectiveness, and ease of manufacturing in their electronic assemblies.
Frequently Asked Questions
QWhat PCB thickness is compatible with this connector series?
AThis connector series is specifically designed for printed circuit boards with a thickness of 1.5mm ± 0.13mm. This precise specification ensures a secure friction lock and optimal contact force during operation.
QWhat flammability rating do the insulating materials carry?
AThe insulating materials used in this series carry a UL94 V-0 flammability rating, which is the highest standard for flame retardancy, making the connectors safe for use in high-temperature environments.
QWhat contact plating options are available, and why does it matter?
AThe contacts are available with tin or gold plating over high-conductivity copper alloy bases. Both options ensure low contact resistance and superior corrosion resistance, maintaining reliable performance over thousands of mating cycles.
QHow does the 4mm pitch benefit automated PCB assembly?
AThe 4mm pitch design accommodates minor tolerances inherent in PCB manufacturing, which simplifies the automated insertion process. This reduces the risk of misalignment and ultimately lowers overall assembly costs for manufacturers.
QIn which industries or applications is this connector commonly used?
AThis connector series is widely used across industrial and consumer electronics sectors. Common applications include power supplies, industrial control systems, automotive electronics, and household appliances, where it serves as a key interface for power distribution or signal transmission between boards.
QWhat makes this connector suitable for field service and maintenance?
AThe larger 4mm pitch, compared to micro-connectors, provides greater accessibility for technicians during field maintenance. It allows for easier visual inspection, manual soldering, and rework operations, reducing downtime and service costs in the field.
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