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“This is really great work! Thank you for almost-single-handedly moving the test industry into the GaN age!” – Alex L., EPC
“People asked me to recommend amps for PSRR for power LDOs; I conveniently pointed to the Picotest injectors.” – Kern W.
“If you are working on power, you are blind without this stuff.” – Mike J., Linear Technology

MEASUREMENT SOLUTIONS FOR YOUR POWER INTEGRITY NEEDS

PDN Measurement for Power Integrity

2-Port Shunt-Through Impedance
The 2-Port Shunt-Through impedance measurement is the Gold Standard for PDN testing and Power Integrity assurance. Power Integrity assessment and optimization is an essential element in today’s designs.

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Measuring PCB, Cable and Interconnect Impedance, and Dielectric Constants

Low cost, portable, oscilloscope connected TDR/TDT
Picotest has a pocket sized, signal edge generator and resistive port splitter that together with a real time oscilloscope can be used to make these measurements with..

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Power Supply Rejection Ratio Measurement

PSRR for Opamp and Voltage References
PSRR (Power Supply Rejection Ratio) is an important parameter to measure for Opamp and voltage references. PSRR is a significant performance concern as even small amounts of high frequency ripple...

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Non-invasive Stability Measurement

NISM for Stability Analysis
Control loop stability is critical to the performance of all systems, as it influences all closed loop parameters, as well as system noise. Unfortunately, in many instances, particularly in the cases of voltage references, fixed voltage LDOs...

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PICOTEST ONLINE

Picotest Online is a collection of online classes, application notes, articles and presentations, demonstration videos, and forum.

“Master the Fundamentals of Power Integrity and Power Supply Testing” is now available on-demand!

This course covers how to master the most important power supply measurements including those associated with Power Integrity and today’s power distribution systems. The following topics and tests are discussed in detail with a variety of lab demonstrations:

  • Introduction to Test including best practices
  • Measurement Fundamentals including managing noise
  • Cables and Connections including how to properly connect your DUT to test equipment
  • Measuring Signals including Ripple
  • Impedance Testing
  • 1-Port Impedance Measurement
  • 2-Port Impedance Measurement including stability testing
  • 3-Port Impedance Measurement
  • Step Load / Large Signal Impedance Measurement
  • TDR Measurements
  • Advanced Topics

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