Categorization：Harness Component
In notebook computers, high-performance display devices, industrial vision, AI terminals, and high-speed computing equipment, the internal space is becoming increasingly compact, while the requirements for high-speed signal transmission, EMI suppression, and connection reliability are constantly increasing. The I-PEX 82286-100B-02-D belongs to the CABLINE®-UM series ultra-thin coaxial cable evaluation specification, corresponding to a 30Pin, 40AWG Micro-Coaxial Cable, 300mm length, and 1-N Pin Assignment scheme. The cable end uses the 20878-030T-01 connector, which is a 30PIN connector with a 0.4mm pitch. The CABLINE®-UM connector itself uses a 0.4mm ultra-fine contact pitch, Vertical Right Angle structure, with a height of about 2.2±0.15mm, and adopts ZenShield® full shielding and mechanical locking design, making it very suitable for internal interconnection of electronic products with high requirements for space, signal integrity, and connection stability. For engineers, such ultra-thin coaxial cables can achieve multi-channel high-speed signal connections in limited spaces; for purchasers, they can confirm the matching degree of alternative solutions from dimensions such as original part number, connector specification, wire diameter, length, Pin number, and terminal structure.
Engineers often ask a very practical question when selecting extremely thin coaxial cable assemblies: "How much voltage can the extremely thin coaxial cable withstand?" In fact, the withstand voltage cannot be determined solely based on the "Micro-Coaxial Cable" or AWG wire diameter, nor can it be simply inferred from the connector's rated current. For high-speed extremely thin coaxial cable assemblies like the I-PEX 82286-100B-02-D, it is crucial to verify the insulation material, insulation thickness, conductor and shielding layer structure, working voltage, withstand voltage (Hi-Pot) test conditions, test time, and insulation requirements between adjacent cores. At the same time, it is also necessary to confirm the actual design of the 20878-030T-01 connector and the whole cable assembly. It should be particularly noted that, according to the currently available CABLINE®-UM product information, the official has mainly provided parameters such as high-speed transmission, 0.4mm spacing, wire diameter, and current, but has not provided a unified voltage figure that can be directly used as the "whole 82286-100B-02-D cable assembly withstand voltage." Therefore, it is not recommended to directly claim "this extremely thin coaxial cable assembly can withstand XXV" in actual projects; instead, the withstand voltage specification should be confirmed based on the specific material structure and customer application conditions. For purchasers, this is particularly important: in addition to confirming the material number and length when inquiring, they should also request the material specification sheet, insulation withstand voltage/Hi-Pot test requirements, and finished product test standards from the cable assembly supplier to avoid incorrect judgments based solely on AWG or connector parameters.
For I-PEX 82286-100B-02-D and similar 30Pin ultra-thin coaxial cable assemblies, the actual application value is not just "how much voltage it can withstand," but a comprehensive performance of high-speed signals, electrical insulation, shielding, mechanical reliability, and cable assembly consistency. The CABLINE®-UM connector features a 30PIN, 0.4MM Pitch structure, supporting high-speed transmission applications with up to 40Gbps/lane PAM3 level, and utilizes ZenShield® full EMI shielding technology to reduce electromagnetic interference in high-speed signal environments; the mechanical lock structure helps to improve the reliability of connection retention. In terms of the ultra-thin coaxial cable assembly itself, 40AWG wire has a smaller outer diameter and better spatial adaptability, but the finer the wire diameter, the higher the requirements for stripping, shaping, maintaining the coaxial structure, terminal crimping/welding, shielding processing, and finished product inspection processes. Therefore, for engineers, when selecting, it is not only necessary to look at whether "30Pin, 0.4mm" is the same, but also to pay attention to such indicators as impedance, attenuation, crosstalk, shielding continuity, bending radius, and voltage withstand tests; for purchasers, it is important to focus on whether the supplier has the ability to produce ultra-thin coaxial cable assemblies in stable bulk quantities and whether they can carry out consistency control according to drawings and testing specifications.
If the original project plan uses I-PEX 82286-100B-02-D, when seeking domestic, second supplier, or compatible alternative cables, it is recommended to first confirm whether the connector end matches 20878-030T-01, and check the 30PIN, 0.4MM pitch. Then confirm the key conditions such as 40AWG ultra-fine coaxial cable, 300mm length, and 1-N Pin Assignment. At the same time, determine the insulation level of the wire material and the finished product voltage withstand test requirements according to the actual working voltage of the equipment. It should be noted that compatibility does not mean simply replacing the wire material; it also requires ensuring that the connector size, insertion and extraction direction, terminal arrangement, locking structure, impedance performance, shielding method, and PCB insertion and extraction relationship are consistent. Our company specializes in the production and manufacturing of ultra-fine coaxial cable assemblies and can match wire materials, terminations, length, Pin number, and structure according to the original factory part number, product drawings, samples, or technical requirements provided by customers. We can also provide I-PEX 82286-100B-02-D compatible alternative cable assembly solutions to help engineers conduct sample verification and design alternatives, and also provide second supplier and domestic compatible alternative choices for procurement personnel.
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