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IC Sockets & Adapters

Board-to-Board Connectors

  • Bandwidth Up to 94 GHz
  • Pitch Range 0.2mm – 2.54mm
  • Height Range 0.25mm – 5mm
  • Contact Technologies Elastomer, Spring Pin, Pin-Clip
  • Contact Resistance <30 mΩ
  • Development No hard tooling required

Board-to-board connectors in elastomer, spring pin, and pin-clip technologies running up to 94 GHz in a compact footprint, with laser-and-laminate construction for fast prototype and production turnarounds without hard tooling.

Three contact technologies cover the board-to-board interconnect range.

Elastomer connectors give the shortest electrical paths with low inductance and two-sided compliance — silver particles in silicon column buttons on a non-conductive polymer substrate. Highest bandwidth of the three at 94 GHz, −55°C to +160°C, with coaxial configurations for impedance matching and support for both board-to-board and flex-to-board layouts.

Spring pin connectors run 1mm to 5mm heights across 0.3mm to 1.27mm pitch, with stamped or precision screw-machined contacts in laser-cut laminated housings that allow custom contact placement without hard tooling. 8A per pin, −55°C to +180°C.

Pin-clip (male/female) connectors mate and unmate between mother and daughter boards at half the mating force of conventional connectors, over a 4.5mm gold-plated path from male pin top to female solder ball. 1mm and 0.8mm pitch, lead and lead-free solder ball types, qualified to MIL-STD environmental tests for automotive, military, communication, and industrial applications.

Overview

Ironwood’s board-to-board connectors support prototype and production applications across three contact technologies: elastomer for maximum bandwidth, spring pin for flexible height and high endurance, and pin-clip for mate/unmate applications. Laser-and-laminate construction means custom configurations are delivered in days, not weeks.

Connector Design Flexibility
We provide custom configurations available without hard tooling;
  • Selective contact population
  • Differential pair optimisation
  • Coaxial signal routing
  • Mixed power/signal layouts
  • Custom stack heights
  • Flex circuit integration
  • Shielded configurations
  • Non-standard board geometries
Specifications
Elastomer
  • Bandwidth: Up to 94 GHz
  • Pitch: 0.2mm – 1.27mm
  • Contact resistance: <30 mΩ
  • Operating temperature: -55°C to +160°C
  • Configurations: Board-to-board, flex-to-board, coaxial
Spring Pin
  • Pitch: 0.3mm – 1.27mm
  • Height: 1mm – 5mm
  • Contact resistance: <30 mΩ
  • Current capacity: Up to 8A per pin
  • Operating temperature: -55°C to +180°C
Pin-Clip (Male/Female)
  • Pitch: 0.8mm and 1.0mm
  • Electrical path length: 4.5mm
  • Mating force: Half that of conventional connectors
  • Qualification: MIL-STD environmental tests
  • Plating: Gold-plated mating surfaces
Additional Information
  • Applications: Prototype and production
  • Industries: Automotive, military, communication, industrial
  • Development: No hard tooling — laser-and-laminate process
  • Lead time: Custom configurations in days
  • Certifications: ISO 9001, RoHS compliant, ITAR registered
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