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leeteschler

Move over, gallium nitride — interest rises in gallium-oxide FETs

January 11, 2017 By Lee Teschler

Researchers at Purdue University have demonstrated an experimental transistor made from a beta gallium oxide semiconductor. The transistor — called a gallium-oxide-on-insulator field effect transistor, or GOOI FET — is interesting thanks to the ultra-wide bandgap inherent in gallium oxide. Beta gallium oxide (ß-Ga2O3) has a bandgap of 4.8 – 4.9 eV. In comparison, gallium […]

Power Electronic Tips

Filed Under: Featured, Industry News, Power Electronic Tips Tagged With: leeteschler

Teardown: Does the Amazon Dash set the tone for IoT appliances?

November 6, 2016 By Lee Teschler

Amazon’s push-button-ordering gizmo could be a harbinger of things to come on the Internet of Things. But is it a hacker’s dream? Lee Teschler – Executive Editor lteschler@wtwhmedia.com…

The post Teardown: Does the Amazon Dash
set the tone for IoT appliances?
appeared first on Microcontroller Tips.

Filed Under: Applications, IoT, Microcontroller Tips, Teardowns Tagged With: amazon, leeteschler

Energy efficient doesn’t mean cost efficient

October 3, 2016 By Lee Teschler

LEE TESCHLER EXECUTIVE EDITOR I ONCE had a root cellar illuminated by a single incandescent light bulb, the kind of bulb that is being phased out thanks to…

Power Electronic Tips

Filed Under: Industry Experts, Power Electronic Tips Tagged With: leeteschler

Don’t put batteries in the crumple zone, says automotive expert

September 29, 2016 By Lee Teschler

Some of the most pressing problems associated with powering electric vehicles have more to do with where batteries sit in the chassis than how much juice they provide….

Power Electronic Tips

Filed Under: Applications, Automotive/Transportation, Featured, Industry Experts, Power Electronic Tips Tagged With: leeteschler

Review: Control Circuits in Power Electronics, practical issues in design and implementation

August 18, 2016 By Lee Teschler

When it comes to the design of switching power supplies, there are a handful of basic topologies that engineers learn in their initial coursework. The difficulty comes in…

Power Electronic Tips

Filed Under: Featured, Industry Experts, Power Electronic Tips Tagged With: iet, leeteschler

Gallery: Solar-powered cars get the green flag in Ohio

August 1, 2016 By Lee Teschler

Saturday, July 30 marked that start of the 2016 American Solar Challenge. The eight-day 1,975-mile road course passes through seven states starting from Brecksville, Ohio and ending up…

Power Electronic Tips

Filed Under: Featured, Power Electronic Tips Tagged With: americansolarchallenge, leeteschler

Video teardown: Inside the Fitbit Charge

July 26, 2016 By Lee Teschler

We recently took a close look at a Fitbit, made possible after our recent acquisition of a PC-based microscope for examining tiny stampings of part numbers on super-small…

Power Electronic Tips

Filed Under: Power Electronic Tips, Teardowns, Video Tagged With: leeteschler

Video: What can happen without a surge protector

July 11, 2016 By Lee Teschler

Nasty events can befall electronics in the event of a voltage surge on the ac power lines. We got a dramatic demo of the consequences at Eaton Corp.’s…

Power Electronic Tips

Filed Under: Power Electronic Tips, Video Tagged With: leeteschler

Teardown: What’s Inside a Pinball Machine

July 8, 2016 By Aimee Kalnoskas 1 Comment

It’s not such a mean pinball. Executive Editor Lee Teschler speaks with professional pinball player John Replogle about flippers, pop bumpers, and how to keep score without solid state logic.

Filed Under: Industry Experts, Teardowns Tagged With: leeteschler

Video: Up close and personal with an energy efficiency scam

July 8, 2016 By Lee Teschler

We took a trip over to Eaton Corp.’s Power Systems Experience Center near Pittsburgh to see a demonstration of a type of gizmo being promoted as able to…

Power Electronic Tips

Filed Under: Power Electronic Tips, Video Tagged With: eaton, leeteschler

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April 2022 Special Edition: Internet of Things Handbook

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