MOS transistors exhibit a wide variety of second-order effects not covered by ideal models. To design analog integrated circuits that will work in the real world, we need to understand these non-idealities.
November 10, 2023 by Nicholas St. John
This technical brief attempts to dispel some of the fog surrounding the three-character naming convention used to describe ceramic caps.
September 23, 2023 by Robert Keim
Learn how output voltage and diode current affect the behavior of a step-up switching regulator.
September 13, 2023 by Robert Keim
Designing a buck converter? Read this article for practical guidance on selecting an output capacitance value.
August 30, 2023 by Robert Keim
Capacitors are a crucial component of step-down switching regulators. Learn about the different capacitor types and how each one affects regulator performance.
August 25, 2023 by Robert Keim
In this article, we’ll use LTspice simulations to more thoroughly understand output-voltage ripple and consider techniques for mitigating it within a charge pump circuit.
June 21, 2023 by Robert Keim
In this article, we’ll use SPICE simulations to explore the theory and behavior of negative voltages.
May 26, 2023 by Robert Keim
Learn about using LTspice simulations to provide important insight into the performance of a switched-capacitor voltage-inverting power supply.
May 14, 2023 by Robert Keim
Learn about impedance matching using a single stub, transmission lines, and immittance Smith chart examples.
May 05, 2023 by Dr. Steve Arar
Design a wideband analog multimeter to measure AC voltages and currents from 20 Hz to 1 MHz with a selectable sensitivity from 1 mV to 100 V, while the ammeter has a selectable current sensitivity of 10 mA to 10 A.
May 03, 2023 by John Woodgate
Learn about l-type impedance matching equations through the quality factor (Q factor) of RC and RL circuits and the series-parallel conversion of these circuits.l-
April 14, 2023 by Dr. Steve Arar
In addition to explaining the nature of a negative voltage, this article briefly discusses how negative voltages are generated and why they are useful in circuit design.
April 02, 2023 by Robert Keim
Learn about the admittance Smith chart to analyze a parallel connection of resistors, capacitors, and inductors, and see the circuit's behavior over the swept frequency range.
March 24, 2023 by Dr. Steve Arar
Learn how a series RLC circuit with arbitrary component values can be represented as a point on the Smith chart and how an impedance contour on the Smith chart can be used to describe the circuit's frequency response.
March 17, 2023 by Dr. Steve Arar
Learn how to derive the wave equations for a lossless transmission line and look at its infinite bandwidth and phase constant.
January 27, 2023 by Dr. Steve Arar
Dive further into switched capacitor circuits by learning about charge pump circuits, what they are, how they work, their pros and cons, and their applications.
May 01, 2022 by Jake Hertz
This article discusses how we can examine the oscillator circuit to make sure that it has sufficient “negative resistance” or “oscillation allowance”.
June 18, 2021 by Dr. Steve Arar
In this series of articles, we’ll discuss one of the fundamental building blocks of analog IC design: the switched-capacitor circuit.
April 21, 2021 by Jake Hertz
Learn how to reduce second harmonic distortion by following some guidelines for placing decoupling capacitors in your PCB layout.
February 12, 2021 by Dr. Steve Arar
Learn the high-level basics of what role battery management systems (BMSs) play in power design and what components are necessary for their basic functions.
February 08, 2021 by Enrico Sanino
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