This extreme measurement example is from a DesignCon 2020 paper, titled “A Method for Dynamic Load Current Testing with a Benchtop Power...

By Benjamin Dannan and Steven Sandler, Picotest.com High speed Printed Circuit Board (PCB) design requires well designed Power Delivery...

By Benjamin Dannan and Steven Sandler, Picotest.com Control loop stability is critical to the performance of all systems, as it...

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...

By Steve Sandler | March 12, 2020 “I recently designed an ultra-high speed, low-impedance pulse generator (Figure 1). I wanted it for...

By Eric Bogatin, Larry Smith, and Steve Sandler | March 3, 2020 “Many designs today include three different value decoupling capacitors,...

By John Rice, System Engineer, Texas Instruments and Steve Sandler, Managing Director, Picotest Introduction In theory, measuring the...

High Fidelity POL Testing with the J2112A The J2112A: Faster, Non-Invasive, and High Fidelity POL Step Load Testing Testing the step load...

Summary Among the most frequently asked questions regarding non-invasive stability measurement are “How do I determine the bandwidth,...

The network analyzer, sometimes referred to as a Frequency Response Analyzer (FRA) is a common piece of equipment in most of our labs...

The resistor being measured is a 250uOhm 1% resistor manufactured by Stackpole. The datasheet is not clear about how the device...

Introduction Most of us have experience using a wideband signal injection transformer to introduce a modulation signal into our loop...

One characteristic of Op Amps that limits the performance of low noise and precision circuits is PSRR. The output of the Op Amp is not...

There are cases where a Bode (gain?phase) plot cannot be obtained from a control loop. For example, a three terminal regulator or hybrid...

In this article we examine the process of measuring a key performance characteristic, output impedance, using the Picotest J2130 DC Dias...

In this article we detail the process of measuring a key performance characteristic of voltage references, power supply rejection ratio...

The measurements are performed on the Picotest Voltage Regulator Test Standard (VRTS) testing board1 which comes with the regulators...

In this measurement the J2130A provides a DC bias to the Optocoupler LED, which returns to ground through a termination resistor. The...

The measurements are performed on the Picotest Voltage Regulator Test Standard (VRTS) testing board1Picotest. Click here to read the...