Latest Relays Articles and Videos

Electric vehicle design is a complex concept. Here's a look at the heart of every EV: the battery.

Electric vehicle design is a complex concept. Here's a look at the heart of every EV: the battery.

Data center applications require reliable power sources. Learn more about uninterruptible power supplies in data centers.

Data center applications require reliable power sources. Learn more about uninterruptible power supplies in data centers.

What's a digital ceiling, anyway? Microchip announces new PoE switch for Ethernet building automation design.

What's a digital ceiling, anyway? Microchip announces new PoE switch for Ethernet building automation design.

Learn how to use a Raspberry Pi to make your own posh home automation system!

Learn how to use a Raspberry Pi to make your own posh home automation system!

In this article, Parker Dillman, lead EE and co-founder of MacroFab, covers how to best prepare your PCB designs for…

In this article, Parker Dillman, lead EE and co-founder of MacroFab, covers how to best prepare your PCB designs for fabrication and assembly.

This article offers an overview of the various component options for smart meter design and how they can improve the…

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.

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

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

A four-switch DC/DC controller that operates from input voltages above, below, or equal to the regulated output voltage.

A four-switch DC/DC controller that operates from input voltages above, below, or equal to the regulated output voltage.

A new, smaller, and more versatile DC/DC step-down voltage regulator that's designed for noisier applications such as…

A new, smaller, and more versatile DC/DC step-down voltage regulator that's designed for noisier applications such as avionics, factory automation, and industrial robotics.

In this Teardown Tuesday we are going to take a look at the insides of a gas leakage detector. This device is designed to…

In this Teardown Tuesday we are going to take a look at the insides of a gas leakage detector. This device is designed to detect the presence of halogen gases.

Digital power supplies are widely employed in high-end servers, storage, telecom brick modules, and more. For these…

Digital power supplies are widely employed in high-end servers, storage, telecom brick modules, and more. For these applications, isolation is often required. This article discusses the digital isolation techniques with Analog Devices’ iCoupler products in digital power supply design.

Industry 4.0 is here now, and Maxim's Pocket IO PLC development platform shows how it can reinvigorate manufacturing…

Industry 4.0 is here now, and Maxim's Pocket IO PLC development platform shows how it can reinvigorate manufacturing operations with tiny sensors and distributed control units.

Lutron Caseta Wireless offers home automation that includes lights and shades.

Lutron Caseta Wireless offers home automation that includes lights and shades.

In this project, the reader will learn how to build and program a desktop industrial automation trainer for…

In this project, the reader will learn how to build and program a desktop industrial automation trainer for experimentation in robotics, motor, and process control system concepts on their workbench.

This article covers the firmware that allows the EFM8 microcontroller to communicate with the DAC and the MAX31855.

This article covers the firmware that allows the EFM8 microcontroller to communicate with the DAC and the MAX31855.

Typically, getting started with a PLC can be a costly endeavor, but this project will show how to get started with them…

Typically, getting started with a PLC can be a costly endeavor, but this project will show how to get started with them on a small budget!

Typical PLCs are very expensive, but never fear: cheaper versions exist!

Typical PLCs are very expensive, but never fear: cheaper versions exist!

In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's…

In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's + 3.3VDC compliant output pins from supply voltages greater than this power source, an opto-isolator will be introduced as well.

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The…

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The emphasis is on safety, low price, and minimal modification of the toaster oven.