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Gain-Bandwidth Product is Not (Always) Constant
Gain-bandwidth is always constant, isn’t it? Using the inverting single-pole op amp as an example, this article explains why that often-held belief is a fallacy. Download this article in PDF...
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When talking amplifiers, I sometimes get the impression that whole groups of electronics hobbyists and engineering students have been brainwashed by endlessly hearing and repeating the mantra...
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Texas Instruments Slides in Second Straight Quarter
From the first quarter of 2016 to the third quarter of 2018, Texas Instruments was the chip industry's model of consistency. The No.7 player in the global semiconductor space reported year-over-year...
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Shielded Anode PIN Diode Breathes New Life into a 1950s Technology
A novel PIN diode concept is said to achieve 10 to 50 times better isolation than a typical PIN diode. Download this article in PDF format.The RF PIN diode as we know it today was invented by J....
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Analog Devices Names New Chief Technology Officer
Analog Devices, the second largest player in analog semiconductors, promoted Daniel Leibholz to chief technology officer. He will lead the company's technology strategy as it rolls out radio frequency,...
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Tiny Step-Down Power Modules Offer Superior Density, Transient Performance
Two pairs of encapsulated step-down dc-dc modules from Renesas (10/15 A, PMBus/non-PMBus) feature small size and high efficiency, plus full configurability via four resistor-set programming pins....
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Understanding System Protection: What You Don’t Know Might Hurt Your System
Certain types of electrical stresses, if ignored, can lead to component damage and ultimately bring down a system. What makes for an effective protection scheme, and how do you avoid the pitfalls when...
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Are BAW Resonators Replacing Crystals in High-Frequency Equipment?
The adopted motto “less is more” rings louder every passing day in electronic design. The breakthrough made with integrated time bases for many SoCs is one of the latest examples. Download this...
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Is the end of the quartz crystal near? Probably not. However, with the availability of new integrated bulk-acoustic-wave (BAW) devices, crystals are going to be replaced in many clock and timing...
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What Goes Into a “Simple” Buck-Regulator Chip?
With a good company, you’re buying much more than the chip. You’re also obtaining the confidence that the chip was in good hands, because it’s usually designed by experts in the industry. Download...
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What Goes Into a “Simple” Buck-Regulator Chip? (.PDF Download)
Analog semiconductor companies release buck-regulator chips so often you might think nothing of it. Yet there’s an enormous amount of work that goes into getting that silicon ready for sale. As a...
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Implantable Blood-Flow Sensor is Wireless, Battery-Free, and Biodegradable
Researchers developed a self-powered, in-situ, biodegradable sensor of fluid flow in blood vessels that combines a capacitive pressure transducer with an RF antenna. One of the metrics needed to...
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Current-Sense Amplifiers from A to “I”
Sponsored by Digi-Key and Texas Instruments: What are the best ways to measure current flow? It often comes down to the application at hand—this article discusses some of the pros and cons of some of...
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Current-Sense Amplifiers from A to “I” (.PDF Download)
Accurately measuring current flow is a standard requirement in several applications (Fig. 1). Depending on the specific need, the options available to designers can include discrete designs assembled...
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Marvell Bets $450 Million to Expand Ethernet Chip Business
Marvell Semiconductor said it will pay $452 million to acquire Aquantia, moving it further into the market for Ethernet transceivers and controllers dropped in network infrastructure, data centers,...
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Cree Pumps $1 Billion into Silicon Carbide Chip Production
Cree says it will spend $1 billion over the next five years to boost its overall silicon carbide production amid escalating demand, particularly in China. Silicon carbide (SiC) is an emerging...
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LED/Photodetector Array Provides Non-Contact 2D Mapping of Blood Oxygen
By using an array of red and near-infrared LEDs, a research team developed an optically based, non-invasive system for 2D mapping of the blood oxygen saturation across a patient’s skin. You’re...
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Mechanical Engineers Should Design Our Interfaces
A return to common sense: The systems knowledge and versatility of mechanical engineers make them more suited than programmers and EEs when it comes to practical interface design. In June 2016, movie...
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Selecting the right current sense amplifier can be hard
Current sense amplifiers, also called current shunt monitors, are specialized differential amplifiers with a precisely matched resistive gain network. What are Current Sense Amplifiers? Current sense...
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Simplifying Current Sensing
This e-book includes 20 proven tips to simplify your current sense amplifier design, including out-of-range measurements, switching systems and signal chain integration.
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