Twinax Triax Connectors Including Bel Fuse RFI25-1 with MIL-PRF-49142 Category G and A Certification
Manufacturer:
Bel Fuse
Description:
Coaxial Connector (RF) Accessories RoHS
Category:
Coaxial Connector (RF) Accessories/Coaxial Connector (RF) Accessories
Specifications
Mfr. Part #:
RFI25-1
Model Number:
RFI25-1
Introduction
Product Overview
Cinch Connectivity Solutions, through its Trompeter brand, offers a comprehensive range of twinax/triax connectors designed for high-performance applications in military, space, and testing equipment. These connectors are engineered to meet or exceed stringent military specifications, including MIL-PRF-49142, with a focus on reliability, mechanical stability, and electrical performance. The product line features various series such as 70/370 (TRB/TRT), 150/3150 (TRS/TTM), 450 series (concentric twinax), and 80/380 series (TRC/TRN), catering to diverse application needs from digital data bus and video pairs to MIL-STD-1553B (airborne/ground) and noise-free guarded circuits.
Product Attributes
- Brand: Trompeter (a Cinch Connectivity Solutions brand)
- Certifications: QPL to MIL-C-49142 (Category G and A for TRB series)
- Material (Typical): Brass bodies with bright nickel-plated finish, beryllium-copper contacts (gold plated)
- Origin: USA (implied by manufacturing capabilities and MIL-SPEC focus)
Technical Specifications
| Series | Connector Type | Key Features | MIL-SPEC Compliance | Frequency Range | Impedance | Voltage Rating (max. @ sea level) |
|---|---|---|---|---|---|---|
| 70/370 Series (TRB/TRT) | Miniature Twinax/Triax Connectors | 2, 3, 4-lug, threaded, push-on versions; concentric contacts; field serviceable; tool crimp or wrench crimp options. | MIL-C-49142 | 0-500 MHz | Non-constant | 400 VRMS |
| 150/3150 Series (TRS/TTM) | Subminiature Twinax/Triax Connectors | High density, weight reduction; 3-lug, 4-lug, threaded, push-on versions; suitable for blind mate applications. | MIL-C-49142 | 0-500 MHz | Non-constant | 400 VRMS |
| 450 Series | Subminiature Concentric Twinax Connectors | Designed for MIL-STD-1553B airborne digital databus; weight reduction; 3-lug, 4-lug, threaded versions; field installation full crimp design. | MIL-C-49142 | 0-2 MHz | Non-constant | 900 VRMS |
| 80/380 Series (TRC/TRN) | Standard Twinax/Triax Connectors | Standard "C" sized concentric connectors; compatible with larger twinax/triax cables; weatherproof designs. | N/A (Not recommended for new designs) | 0-500 MHz | Non-constant | 500 VRMS |
| 30/330 Series (TWBNC/TWTNC) | Miniature Two-pin Polarized Connectors | Same size as BNC/TNC; two-pin polarization; recommended for new applications. | MIL-C-3655 Interface | 0-500 MHz | Non-constant | 400 VRMS |
2411220410_Bel-Fuse-RFI25-1_C17347108.pdf
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