Probes
Products

The LWP series Lightwave Probe enables optical measurements for on-wafer and hybrid photonics devices. It features user replaceable fiber pigtails allowing the probe to be optimized for a variety of light delivery and light collection applications including the characterization of topside illuminated photodiodes, Vertical Cavity Surface Emitting Lasers (VCSELs), hybrid transmitters and receivers, and LEDs.

- Ideal for multiport RF/Microwave and high-speed digital signal testing
- Mix DC and RF/Microwave signals on one probe
- Long lifetime – typically over one million (1,000,000) touchdowns
- Excellent performance in temperatures ranging from 10 K to 200°C
- Probe on any pad material with no damage

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Substrate material: High-resistivity silicon
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Substrate thickness: 275 µm
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Dielectric constant: 11.8
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Nominal Z0: 50 Ω

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Accommodates a combination of up to four Cascade Microtech probes
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Configurable for mixed-signal RF/mmW testing
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Quick and easy repairs to be performed in the field, by simply replacing individual probes
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Adaptable to new device layouts by exchanging individual probes

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Can help to stabilize oscillations in high-gain devices
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Impedance match to low dynamic resistance laser diodes
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Custom configured for your application

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Low insertion loss
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Low contact resistance
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Lithographically defined probe tip
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Nickel contacts
See more Key Features on Specifications & Details tab

FormFactor - Cascade Ultra High-Power (UHP) - Enabling single-contact high-current/high-voltage test
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Enables coaxial measurements up to 10,000 V and 300 A pulsed (600 A in a parallel configuration) with a single touchdown
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Even distribution of high current with innovative multi-fingertip design
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Compatible with TESLA 200/300 mm power device characterization system
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Reduced measurement time by testing both high-voltage and high-current conditions with a single touchdown
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Accurate characterization of a wide range of pad sizes and test currents, with minimum pad damage and contact resistance
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Safe, reliable and repeatable high-current/voltage measurements over a wide temperature range (from -55°C to +300°C)

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Up to 12 contacts; any contact can be DC, Power, Logic to 500 MHz,or RF to 20 GHz
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Online design configuration tool helps you to specify your probe in minutes
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All designs are fully quadrant compatible
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Full solution includes probes, calibration substrates, stations, accessories and software
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Scalable architecture for future needs

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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