Cohu is the market leader in semiconductor test sockets and has 50+ years of semiconductor test expertise providing optimal test contactor and probe pin solutions for every type of application and challenge, using innovative and sophisticated R&D methods.
We offer a full suite of test contactors that provide the electrical interface between the tester and the semiconductor device presented by the test handler; optimizes signal performance via an array of consumable probe pins.
Contactor platform with a direct signal path for mmWave applications up to 100 GHz. Probe technology spanning 5G FR1 and FR2, high-density PMIC Kelvin contactors, also suitable for challenging package geometries.
Industry-leading high current/voltage Kelvin solutions for xEV applications with steep signal rise/fall times, and outstanding lifespan by innovative contact material and coatings.
Coaxial solutions providing exceptional signal isolation and impedance control, scalable for large package platforms up to 60 Gbps.
Kelvin contact solutions that scale to high power and small footprint to enable high test site density, as well as best-in-class cost of test by long lifespan and less cleaning efforts.
Best-in-class temperature range and accuracy interface products.
Reliable low force contacting products.
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