Latest Electromechanical Technical Articles

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What Are Zero-Ohm Resistors and How Are They Used In Circuit Design?

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

Synchronous Demodulation Using Analog Multipliers vs. Switch-based Multipliers

In this article, we’ll look at the pros and cons of using a switch-based multiplier.

February 02, 2020 by Steve Arar

Exploring Power Transformer Protection for Power Systems: Failure Types and Differential Protection

Learn why power transformers are important, where they can fail, and why protection systems are crucial.

April 26, 2019 by Edis Osmanbasic

Introduction to Supercapacitors

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

How to Choose the Right Driver IC for Stepper Motors

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

Choosing the Right Motor-Driver IC

This article provides some practical guidance on how to evaluate integrated circuits intended for controlling brushed DC motors.

December 07, 2018 by Robert Keim

Designing Smart Meters with Circuit Protection, Sensing, and Power Control Capabilities

This article offers an overview of the various component options for smart meter design and how they can improve the operation of the meters into which they are designed.

December 04, 2018 by Philippe Di Fulvio, Littelfuse Inc

Introduction to MEMS (Microelectromechanical Systems)

This article explores basic characteristics and common applications of a technology that has been incorporated into a wide variety of high-performance electronic devices.

December 04, 2018 by Robert Keim

Ladder Logic in Programmable Logic Controllers (PLCs)

This article describes the programming language ladder logic used to program PLCs and shows examples of how it functions.

November 21, 2018 by Stephen St. Michael

How to Measure Noise in Switch-Mode Power Supplies (SMPSs)

Noise on switch mode power supplies (SMPSs) sometimes gets a bum rap.

November 12, 2018 by Eric Bogatin

Understanding and Modeling Piezoelectric Sensors

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

What Is a PLC? An Introduction to Programmable Logic Controllers

What is a PLC? This article will lay out a succinct definition of what a programmable logic controller is and lay out its basic components.

October 03, 2018 by Stephen St. Michael

Protect Your Summer Harvest with the Gentleman Maker’s Raspberry Pi and Arduino Dog Corrector

In this episode of the Gentleman Maker, we're using a Raspberry Pi and an Arduino Uno to stave off the onslaught of dogs trying to eat every single plant in our garden.

August 09, 2018 by Robin Mitchell

Build a PWM Controller for PC Fans with GreenPAK

This article shows how to build a 12 V PC fan PWM controller with GreenPAK ICs.

July 26, 2018 by David Riedell, Dialog Semiconductor

Three-Phase BLDC Motors Save Energy in Appliance Systems

This article looks at how appliance design is utilizing three-phase brushless DC motors to reduce system power consumption to meet Energy Star's requirements.

June 14, 2018 by Innocent Irakoze, Texas Instruments

T Is for Toggle: Understanding the T Flip-Flop

This tech brief provides an overview of a somewhat uncommon member of the flip-flop family.

April 17, 2018 by Robert Keim

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 2

In part 2 of this article, we will focus on key specifications and features in the context of wearable devices, condition monitoring, and IoT applications.

December 22, 2017 by Chris Murphy, Analog Devices

The FitByte: How to Make an ATtiny85 Powered Activity Tracking Wearable

This is a protoype of a fitness wearable device designed to vibrate when it detects stagnation.

December 13, 2017 by Demsey Kirkwood

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 1

Part 1 of this two-part series discusses the key parameters and features a designer needs to be aware of and how they relate to inclination and stabilization applications, thus helping the designer choose the most suitable accelerometer.

December 12, 2017 by Chris Murphy, Analog Devices

Overcurrent Protection in AC Power Systems

Get an intro to overcurrent protection and OCPDs (overcurrent protection devices).

October 27, 2017 by Ahmed Faizan