A Bode Plot Without Access to the Control Loop
November 23, 2021 Steve Sandler This extreme measurement seems more impossible than difficult. The traditional stability assessment...
November 23, 2021 Steve Sandler This extreme measurement seems more impossible than difficult. The traditional stability assessment...
October 5 & 6, 2021 "This online event from the producers of DesignCon features an education program with on-demand webinars presented by...
TDR Functionality for Power Integrity (30 mins) During this smart bar session, learn how to use TDR techniques to better understand power...
Learn how to use the MSO6 Oscilloscope to measure input filter stability, PSRR, impedance, step load, inductors with DC bias, TDR, EMI,...
Most power supplies and regulators are designed to maintain a constant voltage over a specified current range. They are essentially...
By Steve Sandler | January 28, 2020 One method of designing stable control loops is to create an accurate broadband simulation model and...
A presentation by Steven Sandler from Picotest, DgCon 2019 Modern high-performance power rail design requires high accuracy voltage...
Read the entire article here. #powerdistributionnetwork #noise #powerintegrity #ads #psrr #powersupply #inputimpedance...
In this application note, we will show you the basic principles for making this stability measurement and how to use these instruments to...
Control loop stability is critically important. But whether your focus is on power supply design, power integrity, or mixed-signal power...
Original air date: March 15, 2017 Why this Webcast is Important: Whether your power supply designs are based on switch mode or linear...
Many new linear devices, including voltage references, voltage regulators and opamps have internal feedback loops, prohibiting...
BROWSER-CLASS PROBE Several companies manufacture and distribute high-frequency TDR probes. These probes are typically designed for very...
Many engineers are familiar with the Bode plot as an effective stability assessment method. However, some authors suggest and even teach...
In 1938 Hendrik Wade Bode, who worked at Bell Labs, published his asymptotic assessment of phase margin and gain margin, bearing his name...
A frequency response analyzer (‘FRA’) is often used to measure gain and phase plots of control loops (Bode plots), filter responses and...
The non-invasive stability assessment is a method that uses an output impedance measurement to accurately determine stability without...
As Sandler explains, analysis based on impedance measurements can more thoroughly assess control loop stability than Bode plot...
In this 5-minute video presentation, Steve Sandler discusses how stability impacts circuit performance, offering examples that...
It may come as a surprise to some that a control loop’s Bode plot does not always depict the loop stability and that the output impedance...