PicotestMay 22, 20121 minWhen Bode Plots Fail UsIt 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...
PicotestMay 16, 20121 minEvaluate Feedback Stability When There’s No Test PointFortunately, a new technique permits non-invasive stability testing of such devices.1 Designers can evaluate stability by measuring (on...
PicotestMar 24, 20121 minAn Unconditionally Stable Linear Voltage RegulatorIs it possible to design an unconditionally stable linear voltage regulator? In fact, many believe that most regulator ICs are...
PicotestFeb 27, 20122 minFAQ #18: What injection resistor value should I use? Is it okay to use a little larger resistor likeWhat injection resistor value should I use? Is it okay to use a little larger resistor like 30 or 50 ohm instead of 5 ohm (like many app...