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Use a Reverse-Wired LED for Cooling…Seriously
This is not an April Fool’s joke. Based on established physics principles, researchers demonstrated that a reverse-biased IR LED can absorb heat from an object located just nanometers across from it....
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Semiconductor Sales Continue to Contract
Global semiconductor sales continue to contract as companies struggle to shake a prolonged slowdown in demand. Sales dropped to $32.9 billion in February from $35.5 billion in January, according to the...
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Enhanced VLED Driver Updates JFET Constant-Current Source
By pairing a visible-light LED (VLED) with a depletion-mode MOSFET, you can create an efficient, controllable current-source driver. Download this article in PDF format.High-brightness visible-light...
View ArticleEnhanced VLED Driver Updates JFET Constant-Current Source (.PDF Download)
High-brightness visible-light LEDs (VLEDs) require a constant-current source. This simple, RFI-free circuit takes advantage of the normally-on properties of the new, high-power depletion-mode (Dmode)...
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What’s All This T-Coil Stuff, Anyhow?
Adding a T-coil inductor and capacitor combo to your amplifier will extend its bandwidth. These circuits are also useful in high-speed digital I/O and video distribution. Download this article in PDF...
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What’s All This T-Coil Stuff, Anyhow? (.PDF Download)
A T-coil is a special form of an inductive peaking circuit that will extend an amplifier’s bandwidth and speed up the output signal rise-time. The circuit uses a coupled inductor and a small bridging...
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Startup Predicts Failures in Electronics by Eyeing the Chips Inside
As increasingly complex circuitry is compressed into today's chips, ProteanTecs promises to predict failures inside them using artificial intelligence. The company claims that its products can point...
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Super-Long Flexible Printed Circuit Goes Outside the Board
Will Guinness Book of Records consider a “longest multilayer flexible printed circuit” entry? This unique 85-foot-long FPC, designed for a UAV, provides benefits in weight, cost, assembly time, and...
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Running Op Amps on a Single Cell
Few operational amplifiers will work at 0.9 V, the voltage of a discharged alkaline cell. Here are some of those exceptions. Download this article in PDF format.A single diode drop is 0.6 V. So, you...
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Electronic Design Products of the Week (4/8-4/12)
This gallery offers up more of the best new technology that was on display at Embedded World 2019. Here’s Part 2 of our round-up of standout embedded and test products from the recent Embedded World...
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Simplify Isolated CAN, Power Interfaces for HEV 48-V Systems
Demand for isolation in 48-V automotive applications continues to grow louder. Here’s a compact, efficient, robust, and low-noise method for isolating 48-V systems through the CAN interface. Designing...
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Low-Power AFE Tackles Portable Electrochemical Measurements
Combining the many specialized functions and features needed for testing of electrochemical cells, this analog front end greatly simplifies the design of portable, low-power instruments for such...
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Ultrasound: Don’t Be Blinded by Your Amplifier’s Slow Overload Recovery
Developing an ultrasound receiver with good overload recovery characteristics can greatly simplify HW/SW design and debug challenges, speeding up time-to-market and considerably enhancing image...
View ArticleUltrasound: Don’t Be Blinded by Your Amplifier’s Slow Overload Recovery (.PDF...
Ultrasound receivers are frequently exposed to overload conditions during B-mode and pulsed Doppler operation. These conditions can saturate the amplifiers and/or the analog-to-digital converter (ADC)...
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11 Myths About Energy Harvesting
Is energy harvesting expensive? Hard to implement? We’ll dispel some of the myths surrounding the technology. Semiconductor technology follows many trends, one of which is the consistent reduction in...
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Qualcomm and Apple Close Door on Ongoing Legal Conflict
Apple announced that it had settled its wide-ranging and long-running legal battle with Qualcomm over patent licensing payments. As part of a broader settlement, Apple said that it had agreed to...
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Intel Cancels Plans to Compete in 5G Smartphone Modems
Intel said that it would pull out of the increasingly cutthroat market for modem chips used by smartphones to tap into cellular networks. Tuesday's announcement came hours after Apple said that it had...
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Is Wireless Killing Our Wired Networks?
While wireless grabs all of the headlines, wired networks continue to reliably do their jobs. But, despite their reliability and relative ubiquity, some foresee the demise of the wired side. Does the...
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What’s All This Stupidity Stuff, Anyhow?
“Let my lifetime of stupidity be a lesson to you.” Paul Rako recounts some less-than-stellar moments that served as learning tools in future endeavors. Musician Frank Zappa observed, “Some scientists...
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Globalfoundries Shrinks With $430 Million Sale of Manufacturing Site
Globalfoundries, seeking to streamline its contract chip manufacturing business, announced that it would sell one of its main production plants to On Semiconductor for $430 million. The deal announced...
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