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Cascade Microtech

EPS150

Test & ProbeCascade Microtech EPS150 family
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The Cascade Microtech EPS150 is a probe station. The Cascade Microtech EPS150 is a manual probe system with 4 independent probe micro-manipulators. The Cascade Microtech EPS150 is configured with a Keithley 2450 SourceMeter SMU and an Agilent 4284A LCR meter.[1][2]

Cascade MicrotechEPS150
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Power

10nV - 200V[1]

Performance

0.05%[1]

Optics

10fA on 10nA range, 1uA on 1A range[1]

What it is

The Cascade Microtech EPS150 Triax is a probe station for electrical measurements on small features and devices.[1][3]

How it works

The Cascade Microtech EPS150 Triax uses a manual probe system with four independent probe micro-manipulators.[1][3]

The probe station uses a vacuum chuck and magnetic-base micropositioners, and the micropositioners move in the x, y, and z directions.[1]

Where it fits in the process flow

The Cascade Microtech EPS150 Triax is used in device characterization rather than in material deposition or pattern transfer.[1]

Applications

The Cascade Microtech EPS150 Triax supports I-V characterization, low current measurements, C-V characterization at multiple frequencies, resistance and conductance measurements, and sheet resistance and resistivity measurements of substrates and deposited films.[1]

The probe station is configured with a Keithley 2450 SourceMeter SMU and an Agilent 4284A LCR meter for measuring current, voltage, resistance, capacitance, and conductance.[1][3]

The four-point resistivity probing system is used for sheet resistance and resistivity measurements of substrates and thin films.[1][3]

  • I-V characterization
  • Low current measurements
  • C-V characterization (at multiple frequencies)
  • Resistance and conductance measurements
  • Sheet resistance and resistivity measurements of substrates and deposited films

What do the numbers mean?

Power & electrical3

SMU voltage measurement range
10nV - 200V[1]
Accurate?
SMU voltage measurement resolution
10nV on 20mV range, 5mV on 200V range[1]
Accurate?
LCR meter frequency range
20Hz to 1MHz[1]
Accurate?

Wafer handling1

Applications
I-V characterization; low current measurements; C-V characterization at multiple frequencies; resistance and conductance measurements; sheet resistance and resistivity measurements of substrates and deposited films[2]
Accurate?

Optics & imaging2

SMU current measurement resolution
10fA on 10nA range, 1uA on 1A range[1]
Accurate?
LCR meter resolution
6 digit resolution[1]
Accurate?

Performance1

LCR meter basic accuracy
0.05%[1]
Accurate?

Configuration & options11

OEM
Cascade MicroTech[1]2 sources
Accurate?
Model
EPS150 Triax[1]
Accurate?
Equipment type
Probe Station[1]2 sources
Accurate?
Manual probe system with 4 independent probe micro-manipulators[3]
Accurate?
Configured instruments
Keithley 2450 SMU and Agilent LCR meter[3]
Accurate?
Light shield enclosure
Present[1]
Accurate?
Probe system
Manual probe system with 4 independent probe micro-manipulators[1]
Accurate?
Configured instruments
Keithley 2450 SourceMeter SMU and Agilent 4284A LCR Meter[1]
Accurate?
Enclosure
Light shield enclosure[2]2 sources
Accurate?
SMU current measurement range
10fA - 1A[1]
Accurate?
LCR meter test frequencies
over 8,600 test frequencies[1]
Accurate?
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What replaced it?

  • siblingSignatone S-302-4— Four-point resistivity probe station used with the probe station system.source[1]

What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • SMU voltage measurement range10nV - 200V[1]
  • SMU voltage measurement resolution10nV on 20mV range, 5mV on 200V range[1]
  • LCR meter frequency range20Hz to 1MHz[1]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

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Frequently asked questions

What measurements does the EPS150 support?

The EPS150 supports current, voltage, resistance, capacitance, and conductance measurements.[1]

What electrical characterization modes does the EPS150 support?

The EPS150 supports I-V characterization, low current measurements, and C-V characterization at multiple frequencies.[2]

What probe arrangement does the EPS150 use?

The EPS150 uses a manual probe system with four independent probe micro-manipulators.[1][2]

Not publicly documented

The following facts about the EPS150 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the EPS150 are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • No publicly documented variants, configuration options, or revision breakpoints of the EPS150 are on record.

    Answerable by: an OEM product catalog or an engineer who ordered or specified the tool

  • The control-system platform and OS era of the EPS150 are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the EPS150 are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the EPS150 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

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Sources & citations

Sources (3)Every fact above is drawn from these public sources
  1. [1]smif.pratt.duke.edu — smif.pratt.duke.edusmif.pratt.duke.edu
  2. [2]waferpedia.com — waferpedia.comwaferpedia.com
  3. [3]smif.pratt.duke.edu — smif.pratt.duke.edusmif.pratt.duke.edu
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Last updated Oct 9, 2026.

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