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Exploring Output Ripple in a Negative Voltage Charge Pump Using LTspice

Exploring Output Ripple in a Negative Voltage Charge Pump Using LTspice

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.


Interface-type Memristive Device Pushes Neuromorphic Computing Onward

Interface-type Memristive Device Pushes Neuromorphic Computing Onward

A new interface-type memristive device may be used to build artificial synapses for the next wave of neuromorphic computing.


News Jun 13, 2023 by Chantelle Dubois
Explore Negative Voltage Using LTspice and a Negative Voltage Generator

Explore Negative Voltage Using LTspice and a Negative Voltage Generator

In this article, we’ll use SPICE simulations to explore the theory and behavior of negative voltages.


The Microcomputer Compensated Crystal Oscillator Is Finally Ready for Space

The Microcomputer Compensated Crystal Oscillator Is Finally Ready for Space

The latest advances in radiation-hardened digital components have enabled the development of MCXOs that, for the first time, can replace larger, high-power-consuming OCXOs in low-earth orbit (LEO) New Space applications.


Analyzing a Negative Voltage Charge Pump in LTspice—Source and Load Resistance

Analyzing a Negative Voltage Charge Pump in LTspice—Source and Load Resistance

Learn about using LTspice simulations to provide important insight into the performance of a switched-capacitor voltage-inverting power supply.


Understanding the RF Noise Figure Specification

Understanding the RF Noise Figure Specification

Take a closer look at the definition of the RF noise figure and discuss some subtleties to help avoid erroneous interpretations of this specification.


Exploring Single Stub Impedance Matching Through Smith Chart Examples

Exploring Single Stub Impedance Matching Through Smith Chart Examples

Learn about impedance matching using a single stub, transmission lines, and immittance Smith chart examples.


Designing a Wideband Analog Voltage and Current Meter

Designing a Wideband Analog Voltage and Current Meter

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.


Projects May 03, 2023 by John Woodgate
Designing L-type Matching Networks Using Series and Parallel RC and RL Circuits

Designing L-type Matching Networks Using Series and Parallel RC and RL Circuits

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-


Texas A&M Discovers New Circuit Element: The Meminductor

Texas A&M Discovers New Circuit Element: The Meminductor

The physical realization of the third “mem” component gives designers access to new elements for the next generation of electronics.


News Apr 06, 2023 by Aaron Carman
Can Voltage Be Negative? Understanding Negative Voltage

Can Voltage Be Negative? Understanding Negative Voltage

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.


Analyze RLC Components Using the Admittance Smith Chart and Examples

Analyze RLC Components Using the Admittance Smith Chart and Examples

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.


Learn by Example—Using an Impedance Smith Chart

Learn by Example—Using an Impedance Smith Chart

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.


Taiyo Yuden LSCN Power Inductors | New Product Brief

Taiyo Yuden LSCN Power Inductors | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Learn how to derive the wave equations for a lossless transmission line and look at its infinite bandwidth and phase constant.


Memtransistor-based Collision Detection Scheme is Inspired by Insects

Memtransistor-based Collision Detection Scheme is Inspired by Insects

Researchers at Pennsylvania State University created an ultra-low power collision detection system inspired by insects such as the locust, which can detect potential crashes, even at night.


News Jan 25, 2023 by Darshil Patel
Taiyo Yuden EIA Automotive Surface-Mount Capacitor | New Product Brief

Taiyo Yuden EIA Automotive Surface-Mount Capacitor | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


An Introduction to Current Sources

An Introduction to Current Sources

Current sources are less familiar than voltage sources like batteries and AC wall power. Current sources usually are buried, unseen, inside electronic circuitry. Learn what they are and how they are designed.


Editor’s Choice: Wrapping Up 2022 With Our Top 10 Technical Articles

Editor’s Choice: Wrapping Up 2022 With Our Top 10 Technical Articles

As 2022 comes to an end, we wanted to share All About Circuits’ most memorable technical articles of the year.


News Dec 30, 2022 by Kimber Wymore
Kemet Electronics KC-LINK™ Capacitors with KONNEKT™ Technology | New Product Brief

Kemet Electronics KC-LINK™ Capacitors with KONNEKT™ Technology | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.