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At COCENTRA, we will continue to uphold the principle of "Innovation, Quality, and Service First," focusing on the needs of our customers and continuously improving our products and services. We strive to be your trusted, long-term partner in connectors, cable assemblies, and antenna solutions.

10 Pin Female Connector
The 10 Pin Female Connector is suitable for a wide range of applications including automotive wiring harnesses, control modules, industrial equipment, and rail transit systems. COCENTRA connectors
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Board-End Connector
The Board-end Connector includes 1st to 5th generation board-end connectors capable of meeting transmission requirements for high-frequency signals in communication equipment, automotive electronics,
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Male Header Connector
The Male Header Connector series is a header, designed specifically for use in higher density electronic devices, and specifically in industrial, communication, and consumer electronics. With their
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Automotive 16-Pin Connectors
High Temperature Resistance: -40°C to +150°C, suitable for engine and battery compartments Vibration-Proof Design: Compliant with ISO 16750 and SAE J2030 standards Waterproof & Dustproof: IP67/IP68
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16 Pin Male Connector
The 16 Pin Male Connector is a high-reliability male connector widely used in automotive electronics, industrial control, and communication equipment. This connector supports single-row or dual-row
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16-Pin Male Connector
The 16-pin male connector is a high-performance, multi-pin electrical connector widely used in automotive electronics, industrial equipment, and precision instrumentation wiring systems. As a core
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16 Pin Automotive Connector
The 16 Pin Automotive Connector is a high-performance solution designed for automotive ECUs, sensors, lighting systems, and new energy vehicles. It offers a one-stop solution including terminals,
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16 Pin Female Connector
In modern automotive electronics and industrial control systems, reliable connectors are essential for stable electrical signal transmission and secure mechanical connections. Kexincheng Precision
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16 Pin Connector Male And Female
Kexincheng Precision Technology (Jiangsu) Co., Ltd. provides high-reliability, high-temperature, and vibration-resistant 16 Pin Connector Male and Female solutions for global customers. Our
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Housing CM
The Housing CM series is designed to ensure stable electrical connections, mechanical protection, and long-term reliability, making it a high-performance connector housing solution for modern
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2.8 mm Spade Connector
The 2.8 mm spade connector is a high-precision electrical connection component, widely used in automotive, industrial equipment, and electronic product wiring harnesses. It is renowned for quick
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2.8 mm Female Spade Connector
The 2.8 mm female spade connector is a key component of connector systems, offering a professional-grade female spade interface widely used in automotive wiring harnesses, industrial control systems,
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why choose us

Expertise

With over ten years of experience and a specialized R&D team, we offer industry-leading solutions backed by years of technological innovation.

Production Equipment

With our connector lab and antenna lab, we are dedicated to delivering highly competitive products that help our clients enhance their market competitiveness.

Product Quality Guarantee

All our products undergo rigorous testing and meet international standards, including ISO9001, ISO14001, IATF16949, and QC080000 certifications. We are responsible for the quality of every connector, cable assembly, and antenna solution.

Product Customization

We provide tailored solutions, including small-batch production and custom connectors. Our technical team ensures the products meet your exact specifications.

Board-End Connector

The Board-end Connector includes 1st to 5th generation board-end connectors capable of meeting transmission requirements for high-frequency signals in communication equipment, automotive electronics, industrial control, and consumer electronics. The gold plating on these connectors provides stable operation in a broad temperature range of -40℃ to 90℃, while yielding high signal integrity at the best durability.

Model	Part Number	Height (mm)	Outer Diameter (mm)	Total Height t (mm)	Frequency Range	Impedance	VSWR	Material & Appearance
1st & 2nd Gen 4Pad	ANB02001-12*	1.25	Ø2.0	2.5 max.	DC ~ 9GHz	50Ω	DC~3GHz: ≤1.3 3~6GHz: ≤1.4 6~9GHz: ≤1.8	Gold Plating
1st & 2nd Gen 3PAD	ANB02001-12A	1.25	Ø2.0	2.5 max.	DC ~ 9GHz	50Ω	DC~3GHz: ≤1.3 3~6GHz: ≤1.4 6~9GHz: ≤1.8	Gold Plating
3rd Gen	ANB01401-321	0.85	Ø1.4	1.6 max.	DC ~ 8GHz	50Ω	DC~3GHz: ≤1.3 3~6GHz: ≤1.4 6~8GHz: ≤1.6	Gold Plating
4th Gen I type	ANB01501-411-R	0.6	Ø1.5	1.2 max.	DC ~ 8GHz	50Ω	DC~3GHz: ≤1.3 3~6GHz: ≤1.4 6~8GHz: ≤1.6	Gold Plating
5th Gen	ANB16401-511	0.56	Ø1.4	1.0 max.	DC ~ 8GHz	50Ω	DC~3GHz: ≤1.3 3~6GHz: ≤1.4 6~8GHz: ≤1.6	Gold Plating

Factors should be considered when selecting a board-to-board connector

Pitch

Ensure the connector's pitch matches the spacing between corresponding points on the boards.

Number of Contacts or Pins

Select a connector with the appropriate number of contacts for the application.

Voltage and Current Ratings

Consider the connector's capacity to handle the electrical requirements of the system, for example High current board-to-board connectors

Size

Physical dimensions like height and orientation, for example, low profile or right angle PCB board connectors, should match your design to maintain a compact and efficient assembly.

Environmental Conditions

Consider factors like temperature, humidity, and exposure to chemicals to ensure the connector can withstand the intended operating environment.

Types of Board-to-Board Connectors

Parallel backplane connectors form a complete computer bus, which supports several daughter boards. Backplanes, so named because in the days of mainframe computers they were located against the back of the computer case, are generally used in top-of-rack switch applications or HHD (hybrid hard drive) clusters.
Mezzanine connectors are high-speed, board-to-board connectors that connect two parallel PCBs in a stacking configuration.
Edge card connectors connect perpendicular to the motherboard in a coplanar configuration (on the same plane connected by two right-angle connectors.)
Flexible Printed Circuit (FPC) are used in small devices, such as consumer electronics, where small pin spacing makes larger versions impractical. FPCs often have a small pin pitch spacing, a low profile height, and can feature high-density arrangements. They can carry 80 pins with the smallest pin pitch at .25 mm (compared to a standard pin pitch of 1.25 mm.)
A floating connector absorbs misalignments in “x” and “y” directions that can occur when the interface is mounted on a PCB.

RF Switch

The RF Switch series supports high frequency applications and high speed signal switch. These switches offer broad frequency range, low insertion loss and superb electrical performance, making them well-suited for integration into numerous RF devices. Be it DC 8GHz or DC 11GHz, Cocentra's RF Switches are second to none.

Part Number	Dimensions	Height	Frequency Range	Impedance	Insulation Resistance	Contact Resistance	Durability	Operating Temperature	VSWR	Surface Coating
RSAB-S212-01	3*3mm	1.8mm	DC ~ 6GHz	50Ω	500 MΩ	70 mΩ (Center) / 20 mΩ (Outer)	-100 cycles	-40℃ ~ +85℃	DC~3GHz: ≤1.2 3~6GHz: ≤1.3 6~8GHz: ≤1.5	Au Coating
RSAC-S212-01	2.5*2.5mm	1.5mm	DC ~ 11GHz	50Ω	500 MΩ	120 mΩ (Center) / 20 mΩ (Outer)	100 cycles	-40℃ ~ +85℃	DC~3GHz: ≤1.2 3~6GHz: ≤1.3 6~11GHz: ≤1.5	Ni Coating
RSAA-S212-02	2.0*2.0mm	0.9mm	DC ~ 11GHz	50Ω	500 MΩ	70 mΩ(Center) / 20 mΩ(Outer)	100 cycles	-40℃ ~ +85℃	DC~3GHz: ≤1.2 3~6GHz: ≤1.3 6~11GHz: ≤1.5	Ni Coating

Applications of RF Switches in RF Engineering

Test and measurement equipment

RF switches are used to route signals between different measurement instruments or to switch between different test configurations.

Communication systems

RF switches are used in transceivers and receivers to switch between different frequency bands or to control the transmission and reception of signals.

Radar systems

RF switches play a crucial role in radar signal processing, allowing the system to switch between different radar modes or to control the transmission and reception of radar signals.

Types of RF Switches

Electromechanical RF Switches: These switches involve mechanical components and hence tend to be larger. They are known for their robustness and reliability over a long lifespan, but their switching speed is slower compared to solid-state switches.

Solid State RF Switches: These switches utilize semiconductor technologies, making them smaller and faster. They are preferred for high-frequency applications where quick switching times are required. However, their lifespan might be shorter than their electromechanical counterparts due to potential wear and tear at the semiconductor level.

FAQ

Q: Can you explain the role of pitch and stacking heights in board-to-board connectors?

A: Pitch in board-to-board connectors denotes the distance between contact points, influencing density. A smaller pitch allows more contacts in a given space, crucial for compact designs. Stacking height represents the vertical space occupied when connectors are mated. It affects the overall system profile and is pivotal for applications with tight space constraints. Engineers optimize pitch for connectivity and stacking height for space efficiency, ensuring an ideal balance for electronic designs where minimizing size is essential.

Q: What are the latest trends in miniaturization for board-to-board connectors?

A: The latest trends in miniaturization for board-to-board connectors involve reduced pitch sizes, such as 0.4mm or even smaller, enabling higher contact density in limited spaces. Additionally, advancements in materials and manufacturing techniques contribute to smaller connector footprints. Robust and compact designs, like micro connectors and low-profile options, cater to applications with stringent size constraints, such IoT devices.

Q: How do board-to-board connectors cater to the high-speed data transfer requirements?

A: Board-to-board connectors meet high-speed data transfer demands by employing impedance matching, shielding against electromagnetic interference, and supporting high data rates (Gbps/Tbps). Differential signaling reduces noise susceptibility, while minimized crosstalk enhances signal integrity. These connectors play a pivotal role in various electronic applications, ensuring efficient and stable data transmission across interconnected boards.

Q: Benefits of RF Switches What are the options?

A: The wide frequency band, low insertion loss, and good electrical performance make RF Switches very suitable for high-frequency signal switching applications.

Q: Are these switches suitable for high-temperature environments?

A: Yes, but RF Switches can operate from -40℃ ~ +85℃.

Q: RF Switches are designed to be more durable than conventional switches.

A: For instance, the model RSAC-212-S01 has a lifespan of 100 cycles. It specific varies by model and use conditions.

We're professional connector manufacturers and suppliers in China. If you're going to wholesale customized connector, welcome to get quotation from our factory. For price consultation, contact us.

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