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Contactors

Broadest Product Portfolio

Cohu offers a broad product portfolio of Cantilever contact sockets and Spring Pin integrated solutions. These are suitable for Gravity, Pick-and-Place, Turret, and Strip handlers with applications available for High Power, MEMS sensors, Bare Die, Digital and Analog ICs, and LED test. Our Kelvin Contactor technology spans over 15 years of applications experience optimizing contact resistance, high current, long lifetime and temperature accuracy.

Precision Series

  • Exact Contactors

    Exact

    • Kelvin Contactor
    • Suitable for small pitch of 0.35 mm and larger
    • Available for Gravity, Test in Strip and Pick-and-Place
  •  Small Device

    Small Device

    • Kelvin Contactor
    • Suitable for very small pad sizes of 0.2 x 0.2 mm
    • Available for turret handlers

Power Series

  • ESX Contactor
    ESX

    ESX

    • Individual spring exchange
    • Kelvin pitch down to 0.5 mm
    • Special spring tip plating for pure tin, NiPdAu or plated leads
    • Wide package range: SO, QFN, TO
  • ESX POWER

    ESX Power

    • Suitable for high power applications up to 200A Peak current
    • Available for all handler platforms

RF Series

  • RF Series

    RF Series

    • Insertion loss - 33GHz @ -1dB
    • Low inductance
    • 0.40mm pitch
    • Elastomare free Design

Spring Pin Integrated Solutions

Manual Actuators