The QMA-C-J5D RF connector is a small-sized, high-frequency standard 50Ω RF connecting device. Relying on a miniaturized structural design, high-end material selection standards and precision processing technology, the product has excellent mechanical stability and environmental adaptability. It can meet the high-frequency RF signal connection needs in various fields such as wireless communication, RF modules, Internet of Things (IoT) devices, and test and measurement. Whether for small-scale equipment R&D, high-density module integration or portable terminal supporting, it is the preferred solution for signal connection in micro RF systems, providing stable and efficient connection guarantee for various ultra-high frequency and miniaturized RF applications.
Core Materials
🟠 Contact parts: High-purity and high-conductivity brass (gold-plated), improving high-frequency conductivity and enhancing corrosion resistance and oxidation resistance.
🟠 Insulators: Polytetrafluoroethylene (PTFE), with low dielectric loss and high temperature resistance, perfectly suitable for stable transmission of ultra-high frequency signals.
🟠 Housing/structural parts: High-quality brass (HPB59-1), nickel-plated, enhancing the strength of the micro structure as well as wear and scratch resistance.
🟠 Sealing parts: High-performance silicone rubber, improving the sealing and protection performance of the micro interface, suitable for closed/complex environments.
| Item | Specification |
|---|---|
| Characteristic impedance | 50Ω (standard RF impedance) |
| Frequency range | DC~6GHz |
| Insulation resistance | ≥5000MΩ |
| Dielectric withstanding voltage | ≥1000V (AC RMS) |
| Contact resistance | Outer conductor ＜2mΩ, inner conductor ＜3mΩ |
| Mechanical Performance | |
| Mechanical life | ≥500 mating cycles |
| Axial retention force | ≥22N |
| Environmental Performance | |
| Operating temperature | -55℃~+165℃ |
| Compliance and Minimum Order Quantity | |
| Compliance | Conforms to the RoHS 2.0 international environmental protection standard |
| Minimum Order Quantity (MOQ) | ≥100PCS |
🟠 Ultra-high frequency and low-loss transmission: The miniaturized precision structural design combined with high-purity gold-plated contact parts effectively reduces ultra-high frequency signal transmission loss and reflection, with excellent electromagnetic shielding effect. It ensures high-fidelity and high-speed transmission of RF signals within 6GHz, suitable for scenarios such as ultra-high frequency communication and high-precision micro testing.
🟠 Miniaturization and high integration: Adopting an ultra-small structural design, its volume is much smaller than that of traditional RF connectors. It can adapt to narrow installation spaces such as high-density RF modules, small-sized IoT devices and portable test terminals, greatly improving the integration and space utilization of equipment.
🟠 Strong weather resistance and high stability: It can work stably in the extreme temperature range of -55℃ to +165℃, and can still ensure the stability of signal transmission even under complex working conditions such as industrial sites and outdoor portable equipment.
🟠 High adaptability and wide compatibility: The 50Ω standard RF impedance design is perfectly compatible with QMA series connectors of the same specification, and can be adapted to a variety of RF cables, meeting the connection needs of small-sized equipment and modules from different manufacturers. It has strong versatility and can seamlessly adapt to various RF systems.
🟠 Precision manufacturing and high reliability: Strict tolerance control standards are formulated for the structure, the matching gap between components is accurate to the micrometer level, and the surface treatment process is high-end. It can effectively shield external electromagnetic interference, ensuring that the product has no performance attenuation during long-term and high-frequency use, and providing long-term and reliable connection for RF systems.
🟠 Wireless communication systems: Suitable for 5G/6G micro base stations, RF transceiver modules, wireless APs, private network micro communication terminals, etc., realizing efficient transmission of ultra-high frequency RF signals and adapting to the needs of miniaturization and high-density integration of communication equipment.
🟠 Test and measurement field: As the RF interface of precision test instruments such as micro spectrum analyzers, portable signal generators and handheld RF testers, it meets the ultra-high frequency and high-precision signal testing needs of laboratories and on-site portable detection.
🟠 IoT devices: Adapted to RF modules of IoT gateways, wireless sensor terminals and smart wearable devices, providing stable ultra-high frequency signal connection for miniaturized and low-power IoT devices, and adapting to various indoor and outdoor IoT application scenarios.
🟠 Consumer electronics and portable equipment: Used in RF transceiver components of UAVs, handheld communication terminals and portable navigation equipment, taking into account miniaturized design and efficient signal transmission, and adapting to the mobile operation conditions of portable equipment.
🟠 Industrial electronics and RF modules: Adapted to industrial automation micro measurement and control equipment, RFID high-frequency reader-writer modules and microwave micro components, it can withstand complex working conditions such as vibration, high and low temperatures in industrial sites, ensuring stable signal connection of high-density modules.
🟠 Equipment upgrading and module supporting: It can directly replace QMA RF connectors of the same specification in old equipment/modules without changing the original micro interface structure, quickly improving the ultra-high frequency signal transmission performance of equipment and reducing the upgrading and transformation cost of small-sized equipment.
Q: What is the lead time for customized QMA-C-J5D RF connectors?
A: The lead time is usually 1 to 2 weeks, depending on the complexity of customized requirements (such as special surface treatment, non-standard dimensions) and the scale of purchase orders. The delivery date for bulk customization can be coordinated according to the production plan.
Q: As an ultra-small device, can the QMA-C-J5D RF connector withstand frequent movement and vibration of outdoor portable equipment?
A: Yes. Although the product has an ultra-small structure, the housing and structural parts adopt a brass nickel-plating reinforcement process, combined with a snap-on locking structure, which has excellent vibration resistance and anti-loosening performance. Even under the conditions of frequent movement and vibration of outdoor portable equipment, it can still ensure a firm interface connection and stable signal transmission.
Q: Does your company provide technical support and micro interface installation guidance for the QMA-C-J5D RF connector?
A: We mainly supply high-performance RF connector products, and at the same time can provide professional technical support, including installation guidance, cable adaptation suggestions, on-site technical consulting, etc., to ensure the correct installation and stable use of the connector.
Ready to choose a more reliable connection solution for your RF system? Contact us today to get free technical consulting and exclusive quotation for the QMA-C-J5D RF connector. Our professional team of RF technical experts is always available to answer your questions and provide customized RF connection solutions.
E-mail: [email protected]
Tel: 86-18115599525
Precision connection for stable signal transmission — QMA-C-J5D RF connector, escorting your RF system!
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