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Durable and precise Bel Fuse RFI75-4 electronic component suitable for demanding environments

Manufacturer:
Bel Fuse
Description:
Coaxial Connector (RF) Accessories RoHS
Category:
Coaxial Connector (RF) Accessories/Coaxial Connector (RF) Accessories
Specifications
Mfr. Part #:
RFI75-4
Model Number:
RFI75-4
Introduction

Cinch Connectivity Solutions: Twinax/Triax Connectors

Cinch Connectivity Solutions, with a legacy dating back to 1917, offers a comprehensive range of high-quality, high-performance twinax and triax connectors. These connectors are engineered to meet stringent military specifications, including MIL-STD-1553B data bus applications, and are designed for reliability in demanding environments such as military, space, and testing equipment. The product line features innovative designs, including concentric contact configurations, to ensure noise-free guarded circuits and optimal signal integrity.

  • Brand: Cinch Connectivity Solutions (Trompeter)
  • Origin: USA (implied by MIL-SPEC compliance and catalog content)
  • Key Series: 70/370 Series (TRB/TRT), 80/380 Series (TRC/TRN), 150/3150 Series (TRS/TTM), 450 Series (Concentric Twinax)
  • Certifications: QPL to MIL-C-49142 (Category A & G)
  • Materials: Brass bodies with nickel plating, beryllium-copper contacts (gold plated), PTFE dielectrics. Hermetically sealed versions available.
  • Features: Concentric contacts, field serviceable options, wrench crimp and tool crimp versions, various lug counts (2, 3, 4), threaded options, push-on versions for test applications, hermetically sealed options.
  • Applications: MIL-STD-1553B (airborne/ground, primary/redundant), digital data bus, video pair, baseband circuits, noise-free guarded circuits, vacuum chambers, and environments with toxic gases.

Technical Specifications

Series Connector Type Nominal Impedance Frequency Range Voltage Rating (max. @ sea level) Insulation Resistance Durability
70 Series (TRB/TRT) Concentric Twinax/Triax Non-constant 0-500 MHz 400 VRMS 5000 M 500 cycles minimum
80 Series (TRC/TRN) Concentric Twinax/Triax Non-constant 0-500 MHz 500 VRMS 5000 M 500 cycles minimum
150 Series (TRS/TTM) Concentric Twinax/Triax Non-constant 0-500 MHz 400 VRMS 5000 M 500 cycles minimum
450 Series (TCS) Concentric Twinax Non-constant 0-2 MHz 900 VRMS 5000 M 500 cycles minimum
70/370 Series Plugs & Jacks Miniature TRB/TRT N/A N/A N/A N/A N/A
70/370 Series Bulkhead Jacks Miniature TRB/TRT N/A N/A N/A N/A N/A
70/370 Series Circuit Board Jacks Miniature TRB N/A N/A N/A N/A N/A
150/3150 Series Jacks & Plugs Subminiature TRS/TTM N/A N/A N/A N/A N/A
150/3150 Series Bulkhead Jacks Subminiature TRS/TTM N/A N/A N/A N/A N/A
450 Series Concentric Twinax Subminiature N/A N/A N/A N/A N/A
80/380 Series TRC/TRN Standard Twinax/Triax N/A N/A N/A N/A N/A
30/330 Series TWBNC/TWTNC Miniature Two-pin Polarized N/A N/A N/A N/A N/A
Hermetically Sealed Connectors Miniature/Subminiature Twinax/Triax N/A N/A N/A N/A N/A

2411220410_Bel-Fuse-RFI75-4_C17344580.pdf

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