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Small-Signal MOSFET Models for Analog IC Design

Small-Signal MOSFET Models for Analog IC Design

The small-signal characteristics of MOSFETs play an important role in analog IC design. In this article, we learn how to model MOS transistors' small-signal behaviors.


A Simple Procedure for Creating Any Resistance Using Standard Resistors

A Simple Procedure for Creating Any Resistance Using Standard Resistors

Have you ever needed an unusual, non-standard resistance value for the project you are building? This article will provide you with a simple series of steps to build the resistance you need from a collection of resistors.


Editor’s Choice: Our Top 10 News Articles of 2023

Editor’s Choice: Our Top 10 News Articles of 2023

Looking back on the year, here’s a review of the most popular News articles on All About Circuits.


News Dec 31, 2023 by Jeff Child
Introduction to the Inductively-Loaded Class A Power Amplifier

Introduction to the Inductively-Loaded Class A Power Amplifier

Learn how an inductively-loaded common-emitter stage can function as a power amplifier.


International Researchers Move the Needle on Memristor Technology

International Researchers Move the Needle on Memristor Technology

Academics across the globe have made concurrent breakthroughs in a new form of non-volatile memory.


News Dec 19, 2023 by Jake Hertz
Murata Introduces Novel Parasitic Antenna Element Coupling Device

Murata Introduces Novel Parasitic Antenna Element Coupling Device

At 1 mm x 5 mm, the new passive is the first of its kind designed for size-constrained Wi-Fi 6E and Wi-Fi 7 products.


News Dec 15, 2023 by Duane Benson
Supercapacitors Extend Operating Life of Battery-Powered Devices

Supercapacitors Extend Operating Life of Battery-Powered Devices

High-energy and power-dense supercapacitor technologies from Kyocera AVX and Littelfuse help with power management and extend operating times for battery-powered devices and systems.


News Dec 11, 2023 by Mike Falter
RF Amplifier Stability Factors and Stabilization Techniques

RF Amplifier Stability Factors and Stabilization Techniques

Learn ways to test an RF amplifier's stability, techniques to stabilize its operation, and how RF design software can help you do both.


Is Every Conductor an Antenna?

Is Every Conductor an Antenna?

Learn how conductive circuit components can function as antennas, even when they aren't intended to.


MOSFET Non-Idealities in Analog IC Design

MOSFET Non-Idealities in Analog IC Design

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.


TDK VLBUC Power Inductor | New Product Brief

TDK VLBUC Power Inductor | New Product Brief

The TDK VLBUC Power Inductors are specially designed with dual coil construction for Trans-Inductor Voltage Regulators (TLVR) in server applications. Watch and learn all about their features, specs, applications, and more!


new products Oct 24, 2023 by Mouser
X7R, X5R, C0G…: A Concise Guide to Ceramic Capacitor Types

X7R, X5R, C0G…: A Concise Guide to Ceramic Capacitor Types

This technical brief attempts to dispel some of the fog surrounding the three-character naming convention used to describe ceramic caps.


SiTime Targets Data Centers and Network Gear With MEMS OXCO Family

SiTime Targets Data Centers and Network Gear With MEMS OXCO Family

Armed with specifications well suited to data center and network infrastructure needs, these new MEMS-based oven-controlled crystal oscillators (OXCOs) ensure robust precision timing.


News Sep 22, 2023 by Jake Hertz
Output Voltage and Diode Current in a Boost Converter

Output Voltage and Diode Current in a Boost Converter

Learn how output voltage and diode current affect the behavior of a step-up switching regulator.


Inductor Current in a Boost Converter: a SPICE Analysis

Inductor Current in a Boost Converter: a SPICE Analysis

With the help of LTspice, we examine how inductor current affects the functioning of a boost converter.


New Resistors, Capacitors, and Inductors Simplify the Nuances of Design

New Resistors, Capacitors, and Inductors Simplify the Nuances of Design

While passives are often overlooked components, innovations in resistors, capacitors, and inductors—like the ones in this roundup—can make a noticeable difference in the design process.


News Sep 05, 2023 by Darshil Patel
Choosing Capacitance Values for a Step-Down Switching Regulator

Choosing Capacitance Values for a Step-Down Switching Regulator

Designing a buck converter? Read this article for practical guidance on selecting an output capacitance value.


The Skin Effect in Cylindrical and Rectangular Conductors: Eddy Currents and Current Crowding

The Skin Effect in Cylindrical and Rectangular Conductors: Eddy Currents and Current Crowding

The distribution of AC currents in real conductors with finite dimensions and circular or rectangular cross-sections is non-uniform. This article will discuss Faraday's law and how AC currents create eddy currents and current crowding in real conductors.


Choosing the Right Type of Output Capacitor for a Switching Regulator

Choosing the Right Type of Output Capacitor for a Switching Regulator

Capacitors are a crucial component of step-down switching regulators. Learn about the different capacitor types and how each one affects regulator performance.


Selecting Inductors for Step-Down Switching Regulators, Continued

Selecting Inductors for Step-Down Switching Regulators, Continued

Are you picking out components for a step-down switching regulator? Learn how to think about inductance values and inductor current when choosing an inductor.