FormFactor - Cascade WPH Probe - Multi-contact DC probe with full-radius needles
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Full-radius, nickel-plated tungsten needles
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Power bypass inductance: 16 nH
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Supports collinear and non-standard needle configurations
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Support up to a maximum of 12 ceramic blades DC needles / contacts
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Ideal for probing the entire circuit for functional test
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DC probes can provide power or slow logic to circuit under test
The WPH probes feature up to 12 ceramic-bladed, nickel-plated, tungsten needles with a 2 x 12 square pin cable interface. The circuit board has been laid out such that both series and shunt components can be added to the signal path of each needle.
More Product Information

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Die-to-die stepping time of under 100 ms
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Up to 20 dies/sec (70,000 dies/hour) with MultiDie Testing technology
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Even extreme variations in height, such as the case with warped wafers, can be compensated
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Interfaces to all major analysis instrumentation, optics software and testers
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Access to top side and bottom side of device under test (DUT)
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Highly accurate light measurement
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Test automation out-of-cassette for 24/7 operation

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Customizable sample space to fit the user’s application
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Long holding time: 100 hours for six (6) STP liter He-3 gas
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Stable He-3 pot temperature: Separate sippers for 1K pot and the charcoal sorb cooling line; +/- 0.5 mK at base temperature
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Low noise
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Multiple operation modes: He-3 cryostat can be operated without pumping the 1K pot (referred to as 4K operation mode)

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Designed for use with specific Probe Systems
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Tables to suit all facility requirements and applications
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Stable probing, even in submicron range
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Granite platen ensures rigidity and temperature stability
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Can be combined with the Shield Enclosures

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Highly stable granite base
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Independent, coarse movement of X and Y axes, combined with easy fine adjustments
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Re-configurable for DC, RF, mmW, FA, WLR and more
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Full thermal range of -60°C to +300°C
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Low-profile, straightforward design
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Spacious top chambers for up to 12 positioners
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Reduces electrical noise by providing a fully electromagnetically shielded, ultra-low-noise, light-tight environment
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Enables accurate low-noise measurements of atto amperes, femtofarads and microvolts at temperatures down to -60°C

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Wafer temp verified <4.5 K (with 44 RF probes in contact)
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Magnetic field suppression to <200 nT
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Easy exchange of customizable probe cards
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Configurable for 150 mm, 200 mm and 300 mm wafers
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Options for fully automated wafer load or manual
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Complete software suite for manual, semi-auto, or fully automated probing
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25 wafer cassette capacity for fully automated testing
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~15 minute cooldown time per wafer

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On-wafer power device characterization up to 10,000 V DC / 600 A
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Safe and convenient integration kits to support T.I.P.S. “LuPo” High Voltage / High Power Probe Cards
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Prevent thin wafers from curling and breaking
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Safety interlock system with clear enclosure for operator safety during device measurements
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Convenient connection kits for easy and safe system integration with power device analyzers from Keysight Technologies and major suppliers
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Up to 25% lower air consumption (CDA) than other systems in the market (300l/min) with no compromise in transition times
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Windows 10 compatibility enables highest performance and safe operation with state-of-the-art hardware


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Pulse tube cryocooler for cryogen free 4K temperatures
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Two stage ADR provides solid state cooling down to 30mK
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Sample stage mounting at both 1K and 50mK
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Multiple stage feedthroughs for thermally intercepting the signals
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Two large electrical bread boards for more configurable space
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Rapid cool options for faster cooldowns

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Full-radius, nickel-plated tungsten needles
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Power bypass inductance: 16 nH
-
Supports collinear and non-standard needle configurations
-
Support up to a maximum of 12 ceramic blades DC needles / contacts
-
Ideal for probing the entire circuit for functional test
-
DC probes can provide power or slow logic to circuit under test

FormFactor, Inc.
FormFactor, Inc. (NASDAQ:FORM) is a leading provider of essential test and measurement technologies along the full IC life cycle – from characterization, modeling, reliability, and design de-bug, to qualification and production test.
We constantly strive to help our customers solve the advanced test and measurement challenges of the broader semiconductor industry. Our focus on customer partnership, innovation, agility and operational excellence allows us to earn sustainable business every day.
Contact Details
FormFactor, Inc. Corporate Headquarters
7005 Southfront Road, Livermore, CA 94551, USA
Phone: 925-290-4000
Test & Measurement
