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
This article presents a circuit model that helps us to analyze the electrical behavior of a photodiode.
December 23, 2020 by Robert Keim
This article explains the theory and the construction of the circuit of a 10W practice guitar amplifier.
November 29, 2020 by Teja Sai Marellapudi
This article discusses how to model inductors using LTspice circuit simulation software.
November 04, 2020 by Ignacio de Mendizábal
In this article, we will review the different types of noise that are present in a circuit. We will also discuss how to perform an accurate simulation of an EMC filter with LTspice.
October 19, 2020 by Ignacio de Mendizábal
How exactly does polarity factor into the voltage drops across the three basic elements of electrical circuits—resistors, capacitors, and inductors?
July 20, 2020 by Robert Keim
This article shows you how to calculate currents flowing through parallel resistance and explains the concept of equivalent resistance.
March 20, 2020 by Robert Keim
This article gives you the information you need to identify parallel resistors and understand their behavior in electric circuits.
March 12, 2020 by Robert Keim
This is Part 3 of a series of articles about the Moog ladder filter. In this article, we'll define the characteristics of the Moog filter, including its properties.
October 23, 2019 by Sam Gallagher
If you're looking to get a better handle on how to read schematics, this helpful guide will give you a head start.
July 22, 2019 by Matthew Cook
This article addresses troubleshooting a staple of electronic systems that don’t always work as planned: switch-mode, low-voltage, DC-DC, single-phase, non-isolated, basic buck converter circuits.
June 19, 2019 by George Biner
Learn how to simulate noise using LTspice and use this great tool to learn more about low-noise design.
May 22, 2019 by Stephen Colley
What is filtering? Learn what resistor-capacitor (RC) low-pass filters are and where you can use them.
May 12, 2019 by Robert Keim
This article presents a high-performance current source that requires only a few readily available components.
April 24, 2019 by Robert Keim
Analyzing the leakage current from capacitors in the circuit of smart devices and selecting alternative components to reduce leakage could allow smart devices to last longer.
April 23, 2019 by Axel Schmidt, KEMET
The advantages and disadvantages of ever-shrinking components.
April 19, 2019 by Matthew Cook
This two-article series provides an overview of circuit symbols, along with some information on the components that they represent.
October 31, 2018 by Robert Keim
In this article we’ll explore a circuit that produces an output voltage proportional to the charge generated by a piezoelectric transducer.
October 22, 2018 by Robert Keim
This article explains some theory behind piezoelectric sensors and presents an equivalent circuit that you can use when you’re designing sensor systems.
October 15, 2018 by Robert Keim
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