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
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
MEMS silicon microphones are in everything from cellphones, hearing aids, smart speakers, computers, and vehicles. Learn the basics of how they work, their use, and what’s available.
November 25, 2022 by Harry Trietley
Learn about the role of non-overlapping or complementary pulse width modulation (PMW) in DC motor control using an h-bridge circuit, taking into consideration PWM shoot-through and dead-time PWM.
August 29, 2022 by Jake Hertz
Learn about the aging behavior of resistors and amplifiers using temperature calculations and the Arrhenius equation to understand resistor drift, resistor stability, and op-amp drift.
August 28, 2022 by Dr. Steve Arar
Learn about non-overlapping and overlapping Allan variance and how the Allan variance curve can be used to identify different types of random errors present in a signal.
July 08, 2022 by Dr. Steve Arar
Microelectromechanical systems (MEMS) vibratory gyroscopes can be a bit mysterious and math-intensive. Let's break the math down, and go over gyroscope basics and structures.
June 30, 2022 by Dr. Steve Arar
Learn about capacitive MEMS accelerometer specifications for measurement range, sensitivity, and noise performance for both digital- and analog-output accelerometers.
March 13, 2022 by Dr. Steve Arar
In this article, learn about the different methods for mounting accelerometers, their effect on accelerometer frequency response, and solutions for mounting a MEMS accelerometer.
February 20, 2022 by Dr. Steve Arar
In this article, learn about zero-g offset and zero-g bias level, how it pertains to capacitive MEMS accelerometers, as well as accelerometer offset calibration to trim out offset error.
January 23, 2022 by Dr. Steve Arar
Learn how a low-pass filter can improve the noise performance of the accelerometers as well as how to extend the bandwidth of a MEMS accelerometer using a custom notch filter.
January 02, 2022 by Dr. Steve Arar
Learn about frequency response and bandwidth specification of MEMS accelerometers.
December 29, 2021 by Dr. Steve Arar
In this article, we'll learn about deriving the transfer function of a mass-spring-damper system used in a capacitive MEMS accelerometer.
December 19, 2021 by Dr. Steve Arar
Looking for a succinct intro to LVDTs? This article will explain LVDT basics, including structure, circuit, transfer function, linear range, sensitivity, and more.
May 09, 2021 by Dr. Steve Arar
Learn about some of the most important fundamentals for understanding how interface technologies have evolved.
January 07, 2021 by Steve Taranovich
In this FEQ (Frequent Engineering Question), we'll take a look at the advantages of zero-ohm resistors and where they're most suitable in design.
March 06, 2020 by Robert Keim
In this article, we’ll look at the pros and cons of using a switch-based multiplier.
February 02, 2020 by Dr. Steve Arar
Learn why power transformers are important, where they can fail, and why protection systems are crucial.
April 26, 2019 by Edis Osmanbasic
Get a primer on the basics of supercapacitors, their functionality, and which applications they're best for.
January 28, 2019 by Maurizio Di Paolo Emilio
This article discusses features and functionality offered by integrated circuits that simplify the task of controlling a stepper motor.
December 12, 2018 by Robert Keim
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