I-PEX 82990-100B-01-D 20P high-speed signal transmission ultra-fine coaxial cable replacement

I-PEX 82990-100B-01-D ultra-fine coaxial cable assembly: Precision solution for high-density device connections

With laptops, tablets, display modules, VR/AR devices, and high-speed data devices continuously developing towards thinness, high speed, and high integration, there are higher requirements for the space occupation, signal integrity, and connection reliability of cables inside the devices. The I-PEX CABLINE®-CA II series adopts a 0.4mm ultra-fine pitch and horizontal insertion/extraction structure, combined with ZenShield® full shielding technology and mechanical lock design, which is an ultra-fine coaxial connector solution for high-speed signals and high-density electronic devices. According to relevant product information, CABLINE®-CA II supports specifications such as 20Pin, 30Pin, 40Pin, and 50Pin, and can be applied to Micro-Coaxial ultra-fine coaxial cables, Twinaxial double-axis cables, and some Discrete Wire discrete line solutions.

Among them, I-PEX 82990-100B-01-D corresponds to a super-thin coaxial cable assembly reference model with 20 pins, 40AWG, length L=200mm, and 1-1 dual-ended connection form. For engineers, this type of 20-pin dual-ended super-thin coaxial cable assembly is suitable for high-density, high-speed signal connections within equipment; for purchasers, specifying key conditions such as product part number, connector part number, wire diameter, and wire length is conducive to supplier pricing, sample verification, and domestic compatibility and substitution. Our company specializes in the production and manufacturing of super-thin coaxial cable assemblies and can provide corresponding processing and compatibility substitution solutions according to customer equipment structure, connector accessories, and wire specifications requirements. Our company can provide I-PEX 82990-100B-01-D compatibility substitution cable assembly solutions to help customers reduce the risk of a single-source supply chain and to provide stable cable assembly manufacturing support for future bulk purchases.

20680-020T-01 connector and AWG36~AWG44 wire material compatibility: attention should be paid to the wire diameter and structural matching when selecting the model

For extremely thin coaxial cable束 projects, connectors and cables are not two parts that can be chosen independently. In actual design, factors such as pin count, cable specifications, terminal structure, shielding methods, cable outer diameter, assembly processes, and equipment internal space need to be considered simultaneously. I-PEX 20680-020T-01 is a related model for CABLINE®-CA II 20Pin Plug Housing, and can be used for the complementary structure of cable end connector components; according to the product documentation, the CABLINE®-CA II series is compatible with various extremely thin cable specifications including 36AWG, 38AWG, 40AWG, 42AWG, and 44AWG, therefore, engineers should not solely use "20Pin" as the basis for judgment during alternative design. They should further confirm specific wire diameter, impedance, cable structure, and the matching relationship of the connector. For this target model, 82990-100B-01-D adopts a 40AWG extremely thin coaxial cable scheme, therefore, when looking for compatible alternative products, 40AWG is the key specification that should be maintained as a priority; if the project needs to switch to 36AWG, 38AWG, 42AWG, or 44AWG, it is necessary to reconfirm the cable outer diameter, termination technology, electrical performance, and the actual compatibility of the connector, and cannot be simply replaced according to pin count.

From the perspective of procurement and supply chain management, it is recommended to use the following as a complete basic specification description when requesting quotes: "I-PEX 82990-100B-01-D + 20680-020T-01 + 20Pin + 40AWG + L=200mm + 1-1 double-ended connection". At the same time, it is required that suppliers confirm the actual used wire material model, connector composition, termination process, and key dimensions. This can prevent different suppliers, although their quotations correspond to the same "20Pin ultra-fine coaxial cable assembly", from actually adopting different wire material specifications, connector components, or processing methods, which may lead to samples not being able to be assembled or the high-speed signal performance not meeting the requirements.

What is the voltage withstand capability of ultra-fine coaxial cables? — Engineering selection cannot equate rated voltage to withstand voltage

In the selection process of ultra-fine coaxial cable assemblies, the question of "how much voltage can it withstand" is often a concern for engineers and purchasers. For the CABLINE®-CA II related product information, it is specified that the rated voltage is AC 50V. However, it must be noted that the rated voltage of 50V is not the same concept as the insulation withstand voltage/withstand voltage test value of the cable assembly. The rated voltage is mainly used to indicate the voltage level that the product can withstand under specified operating conditions, while "withstand voltage" usually refers to the insulation withstand test under conditions higher than the normal working voltage, performed for a specified period of time and under specified test conditions. The two cannot be equated directly. Therefore, if a customer raises the engineering question of "how much voltage can 82990-100B-01-D withstand," it cannot be directly deduced from the "AC 50V rated voltage" that the withstand voltage test value of the cable assembly, nor can it be self-promoted as "withstand 500V, 1000V or higher voltage."

For actual projects, engineers are recommended to determine the insulation voltage requirements based on the final wire type, insulation material, connector specifications, termination structure, working voltage, and customer standards. Then, verify them through methods such as Hipot (voltage withstand) tests and insulation resistance tests. Especially for the core applications of extremely fine coaxial cable assemblies, more attention is usually paid to high-speed signal transmission, impedance control, shielding, and signal integrity, so the selection of cable assemblies cannot be solely based on "the higher the voltage, the better." For the I-PEX 82990-100B-01-D compatible alternative solutions, we suggest that customers clarify the working voltage, insulation voltage test voltage, test time, and judgment criteria at the project confirmation stage. Our company can match the wire and processing solutions according to the customer's actual technical requirements and cooperate with sample verification to ensure that the alternative cable assembly is not only compatible in mechanical connections but also meets the project's required electrical safety and reliability standards.

Four, selection and compatibility, as well as reference and suggestions for alternative solutions: from a single material number replacement upgrade to a complete engineering solution

For customers planning to replace the original I-PEX fine coaxial cable sets, it is recommended not to simply compare prices one-to-one based on the original part number. Instead, confirmation should be made from multiple dimensions such as "connector compatibility, cable specification, pin count, cable length, connection method, electrical performance, and assembly size". Taking I-PEX 82990-100B-01-D as a reference target, this model corresponds to a fine coaxial cable set with 20 pins, 40AWG, L=200mm, and 1-1 dual-end connection; its cable end matching structure involves 20680-020T-01, while the CABLINE®-CA II platform supports different AWG specifications such as 36AWG, 38AWG, 40AWG, 42AWG, and 44AWG. Therefore, when carrying out compatibility replacement, if the customer's original design has already verified the 40AWG solution, it is recommended to prioritize maintaining the unchanged 20Pin, 40AWG, 200mm, and 1-1 connection form to reduce the risk of re-verification; if it is necessary to adjust the AWG, it is necessary to simultaneously reconfirm the cable outer diameter, terminal crimp/welding process, impedance, and high-speed signal performance.

For the engineering development stage, it is recommended to first produce a small number of sample prototypes. After testing the connector insertion and removal, dimensional assembly, wire sequence, insulation performance, and customer-required high-speed signal tests, proceed to the small batch verification and mass production stage. For the procurement department, it is suggested to clearly specify the target material number 82990-100B-01-D and its key specifications in the inquiry document, requiring suppliers to provide the corresponding connector model, wire AWG, length tolerance, wire sequence, inspection standards, and sample acknowledgment materials for inter-supplier comparison. Our company can provide I-PEX 82990-100B-01-D compatible alternative cable harness solutions. We can carry out ultra-fine coaxial cable harness customization manufacturing around the customer's actual product structure and technical requirements, providing cable harness solutions from sample development to mass production for customers who need original factory replacement, supply chain backup, domestic substitution, and bulk purchasing.

I-PEX 82990-100B-01-D is a reference model of a very thin coaxial cable assembly with 20Pin, 40AWG, L=200mm, and 1-1 dual-ended connection form, suitable for electronic equipment with high requirements for connection density, device space, and high-speed signal transmission. Its related CABLINE®-CA II connector platform supports very thin wire specifications such as 36AWG, 38AWG, 40AWG, 42AWG, 44AWG, etc. For engineers, when replacing such cable assemblies, they should focus on confirming the connector, pin count, AWG, length, structural dimensions, and electrical performance; for purchasers, they should pay close attention to the material number correlation, supplier manufacturing capacity, sample verification, and batch supply stability. At the same time, it should be particularly noted that the rated voltage of AC 50V in the product documentation does not directly equate to the insulation withstand voltage of the cable assembly. The specific withstand voltage requirements should be confirmed in combination with the actual wire, connector, and customer test specifications.

With our ability to produce ultra-fine coaxial cable assemblies, our company can provide compatible alternatives and customized manufacturing services around the model 82990-100B-01-D. This helps customers achieve more flexible supply chain choices while meeting equipment assembly and electrical performance requirements.

I am【7A Electronic Network】Committed to the compatibility replacement and mass production support of ultra-fine coaxial cable harnesses for high-speed interfaces and precision connectors, please contact Manager Zhang for project consultation:18913228573 (WeChat same number).