All About Circuits

Latest Power Articles and Videos

Categories

The Winding Road Ahead for Electric Vehicles Post COVID-19

The Winding Road Ahead for Electric Vehicles Post COVID-19

Engineers should keep an eye on EV trends to be aware of new design directives that will be handed them from the top down.


News Apr 21, 2020 by Gary Elinoff
Overcoming CAN Design Challenges: Addressing CAN Voltage and Power Challenges

Overcoming CAN Design Challenges: Addressing CAN Voltage and Power Challenges

This article discusses some CAN design challenges, focusing on power consumption and designing with multiple voltage rails in a CAN application.


The Hall-Effect Sensor and the Rise of Electric Power-Assisted Steering

The Hall-Effect Sensor and the Rise of Electric Power-Assisted Steering

What can Melexis' new hall-effect sensor teach us about non-contact torque sensors and electric power-assisted steering in general?


News Apr 20, 2020 by Dr. Steve Arar
Accelerating the Development of Wearable Power Sources through Plastic Polymers

Accelerating the Development of Wearable Power Sources through Plastic Polymers

Scientists at Nagoya University have managed to improve the conductivity of a plastic polymer by untwisting chains of atoms within it.


News Apr 20, 2020 by Luke James
AC vs. DC (Alternating Current vs. Direct Current) Electrical Signals

AC vs. DC (Alternating Current vs. Direct Current) Electrical Signals

In this video tutorial, we’ll explore two fundamental types of signals that are found in electrical and electronic systems.


Which Electrical Engineers Are Considered “Essential Workers” During COVID-19?

Which Electrical Engineers Are Considered “Essential Workers” During COVID-19?

If healthcare workers are on the front line of the pandemic, engineers may be on the second.


News Apr 18, 2020 by Tyler Charboneau
A Breakthrough in Spin Capacitance Through Quantum State Analysis

A Breakthrough in Spin Capacitance Through Quantum State Analysis

University of Leeds (UL)-led researchers have discovered a way to greatly improve how efficiently ‘spin’ capacitors can maintain an electric charge. The resultant energy efficiency offers clear benefits to electronics.


News Apr 16, 2020 by Sam Holland
Could AI Accurately Predict Battery Health for EVs and Consumer Electronics?

Could AI Accurately Predict Battery Health for EVs and Consumer Electronics?

British researchers seem to think so—they claim that artificial intelligence (AI) and machine learning could be used to predict the health of a battery with 10 times higher accuracy than current techniques.


News Apr 15, 2020 by Luke James
Five EE Innovations Highlighted by the 2020 Edison Awards

Five EE Innovations Highlighted by the 2020 Edison Awards

These Edison Award-winning chips show how EEs are surging innovation forward.


News Apr 15, 2020 by Kayla Matthews
Analog Devices Inc. Quad-Channel Digital Isolators | Featured Product Spotlight

Analog Devices Inc. Quad-Channel Digital Isolators | Featured Product Spotlight

This Featured Product Spotlight is part of a video series exploring the specifications, applications, and market context of new products.


Energy Sharing—The Key to Preventing LED Drivers from Overheating?

Energy Sharing—The Key to Preventing LED Drivers from Overheating?

Managing heat in LED drivers is a challenge when the device encounters a high input voltage, but the output voltage is low. In these cases, an “energy sharing” mechanism may be a solution.


News Apr 14, 2020 by Dr. Steve Arar
The ‘Redox Flow’ Battery Poised to Solve the Electricity Storage Problem

The ‘Redox Flow’ Battery Poised to Solve the Electricity Storage Problem

A battery designed by researchers at the University of Southern California (USC) could be used to resolve the issues facing large-scale renewable energy storage make it inefficient.


News Apr 14, 2020 by Luke James
A Teardown of the Hitachi SJ Series P1 Variable Frequency Drives

A Teardown of the Hitachi SJ Series P1 Variable Frequency Drives

This teardown looks at the inner workings of the Hitachi SJ P1 Variable Frequency Drive, an inverter for industrial applications.


“Honey, I Shrunk the NASA Payload”: A Call for Engineers to Help Send Mini Rovers to the Moon

“Honey, I Shrunk the NASA Payload”: A Call for Engineers to Help Send Mini Rovers to the Moon

NASA is headed to the moon again, and this time, they're reaching out to the public engineering community for help.


News Apr 13, 2020 by Gary Elinoff
Capacitors and Capacitance vs. Inductors and Inductance

Capacitors and Capacitance vs. Inductors and Inductance

This video tutorial explains essential characteristics of two physical phenomena that are present in every electrical circuit and system.


The Longer the PCB Trace, the Greater the Signal Distortion. Redrivers Can Help

The Longer the PCB Trace, the Greater the Signal Distortion. Redrivers Can Help

Laptop or desktop PC designers know the woes of USB signal loss down a 12-inch PCB trace. The good news is there's a device purpose-built to strengthen signals the whole way across.


News Apr 10, 2020 by Dr. Steve Arar
Maxim’s PMIC Rocks the Hearables Market, Slashing BoM by 40% and Bumping Battery Life 20%

Maxim’s PMIC Rocks the Hearables Market, Slashing BoM by 40% and Bumping Battery Life 20%

Designing hearables can be tricky enough, considering the constraints on power, space, electrical noise, and heat dissipation. Maxim says they're leveling up a new PMIC for the job.


News Apr 08, 2020 by Gary Elinoff
Harvesting Unused Energy to Power Sensor Networks

Harvesting Unused Energy to Power Sensor Networks

Researchers at Penn State University have developed a device which turns wasted magnetic energy from household devices into electricity that can power sensor networks.


News Apr 07, 2020 by Luke James
Transphorm and Microchip Highlight the Virtues of GaN for Bridgeless Totem-Pole PFC

Transphorm and Microchip Highlight the Virtues of GaN for Bridgeless Totem-Pole PFC

The new evaluation board opens a discussion on the pros and cons of continuous conduction mode PFC circuits and bridgeless totem-pole PFC circuits. What's your take?


News Apr 07, 2020 by Gary Elinoff
International Collaboration Provides New Insight on the Material Functions of Solid-State Devices

International Collaboration Provides New Insight on the Material Functions of Solid-State Devices

University of Porto researchers have created a simple self-charging battery which offers power solutions for various devices. To create the battery, the researchers used ferroelectric glass electrolyte inside of an electrochemical cell.


News Apr 06, 2020 by Luke James