Cohu, Inc.

Product

Test Contactor/WLCSP Probe Head

ACE

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Cohu, Inc.

ACE - Cohu, Inc.

ACE™ test sockets offer optimal RF performance for fine pitch FBGA, QFN and wafer-level packages for Power Amplifiers, RF switches and mobile communications. Supporting pitches down to 0.4 mm, ACE features an innovative design that provides superior performance, improved yields and power efficiency.ACE probe heads deliver exceptional electrical performance, both DC and RF. Manufactured from HyperCore™ base material, a proprietary material of Cohu’s Everett Charles Technologies, ACE probes have the electrical properties of BeCu with the non-oxidizing properties of a precious metal. The short signal path, sharp tips, and large contact area between plungers provide high current conductance and reliable contact with less force.

Product

MEMS Microphone Test

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Cohu, Inc.

Cohu, Inc.

The market is driving the need for improved voice recognition for security, automobile infotainment control, VoIP, accurate language translation, voice-activated consumer devices and high precision hearing aids. The latest next-generation microphones require highly accurate precision testing with SNR tests up to 78 dB with high parallelism, high UPH, in a high volume production environment.

Product

Turret Kelvin Test Contactor

cHybrid

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Cohu, Inc.

cHybrid - Cohu, Inc.

cHybrid™ Kelvin contactor contains a new and unique contact spring architecture which allows the test socket to adapt to challenging IC pad geometry requirements of todays and future small package types. Great lifetime up to 3 million touchdowns, with best-in-class contact resistance repeatability reduces cost of test significantly. A multi-beam contact structure optimizes signal integrity and current capability according to challenging electrical test requirements.cHybrid Kelvin contactor with multi-beam contact spring architecture delivers improved yield and long life minimizing cleaning cycles. This innovative solution will help customers reduce cost and maximize productivity.

Product

Semiconductor Testers

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Cohu, Inc.

Cohu, Inc.

Designing and manufacturing scalable Automated Test Equipment (ATE) targeted at testing SOC, MCU, RF PA/FEM, Sensors/MEMS and Power and Analog devices

Product

Test Contactors/Probe Heads

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Cohu, Inc.

Cohu, Inc.

Cohu's line of test contactors, test sockets, and probe heads.

Product

Test Contactor/Probe Head

Mercury

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Cohu, Inc.

Mercury - Cohu, Inc.

Mercury™ test probes and contactors are excellent spring probes for the laboratory though they were designed with the robust qualities needed for high-volume production test. Their unique design ensures excellent plating quality for low, consistent resistance, long life, and high-test yields.Mercury probes are available with minimum pitches of 0.3 mm, 0.4 mm, 0.5 mm, and 0.8 mm, to provide the best performance at any device pitch. Mercury probes have bandwidths of up to 22 GHz, and can carry over 3 Amps of current. The Mercury is an excellent choice for any test application.

Product

Test Contactor

RF Scrub

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Cohu, Inc.

RF Scrub - Cohu, Inc.

RF Scrub™ Test Contactor’s innovative design combines an extremely short signal path (0.90mm test height) with high wear resistance pins that can operate in a wide temperature range.The RF Scrub Test Contactor’s long-life, elastomer free design and easy field maintainability makes it an optimal solution for testing of high-performance devices.The RF Scrub design minimizes load board wear and with the unique pin base material and plating, the cleaning intervals can last up to 100,000 cycles.

Product

Solution For Test-in-Strip

InCarrier

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Cohu, Inc.

InCarrier - Cohu, Inc.

The InCarrier process is based on a strip-like device carrier for single devices that combines the advantages of the singulated device test with the advantages of high parallel strip test. Leveraging the strip like design the InCarrier ensures robust test-handling for even smallest devices and supports high parallel test.

Product

Test Contactor

cDragon

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Cohu, Inc.

cDragon - Cohu, Inc.

cDragon™ Test Contactor pin’s thermal design supports fast temperature control response and stabilization for repeatable at temperature testing of devices in a handler environment.The homogenous MEMS elastomer-free multi-beam pin delivers long life and high wear resistance. By design the cDragon’s pin decouples insertion motion from the test-interface-board side of the pin. This eliminates test-interface-board pad wear.

Product

Test Handlers

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Cohu, Inc.

Cohu, Inc.

Cohu has 50+ years of semiconductor test expertise designing and manufacturing pick-and-place, gravity feed, test-in-strip handlers, MEMS test cells, and turret-based test handling and back-end finishing equipment for ICs, LEDs and discrete components.Our test handlers support a variety of package sizes and device types, including automotive, mobile, power, micro-electromechanical systems (MEMS) and microcontrollers, among others.

Product

Interface Solutions

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Cohu, Inc.

Cohu, Inc.

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.

Product

Highest Demanding Finishing Processes

Ismeca NY32

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Cohu, Inc.

Ismeca NY32 - Cohu, Inc.

32-position turret platform for semiconductor test, inspection and packaging, providing the highest process integration capabilities. Integrating innovative hardware and software technology such as intelligent features enables extended autonomous operation and productivity.

Product

Environment And Burn-in Temperature Chambers

9000 Series

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Cohu, Inc.

9000 Series - Cohu, Inc.

Delta 9000 Series Temperature Chambers offer a wide choice of temperature ranges and capacities in addition to smart electronics. Field proven by satisfied customers for over four decades, Delta chambers are quality instruments that provide service longevity and integrity unique in their field. Over the years, Cohu has added advanced features to the proven basic chamber design and has refined system components and programming capability to deliver outstanding quality and value.

Product

Kelvin Test Contactor

ecoAmp

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Cohu, Inc.

ecoAmp - Cohu, Inc.

ecoAmp™ Kelvin test contactor has a durable monolithic pin design with low and stable contact resistance. It is a high-power cantilever kelvin contactor with a patented spring and tip design for optimum heat dissipation. This ensures best reliability, long spring life and high yield even under highest current and temperature requirements. Featuring extended Automotive temperature range -60 ̊C to +175 ̊C, capable to stand thermal stress during high-power test. The contact motion is decoupled from the test board.

Product

MEMS Inertial Test

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Cohu, Inc.

Cohu, Inc.

Cohu´s inertial solutions enable high precise Gyroscope and Accelerometer test with best-in-class cost of test due to high parallelism and package flexibility. All Cohu stimulus modules guarantee high precision and velocity stability as well as high temperature accuracy. With use of our high efficient handler portfolio we can offer the ideal solution with optimized cost of test.