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Capacitors: Bigger Is Not Always Better
Brandt Braswell  
8/20/2014   Post a comment
I would like to focus on embedded systems integrated on silicon substrates. These embedded circuits get their power and signals from the outside world.
Parasitics & Capacitor Selection, Part 5: Q
Chris Reynolds  
8/19/2014   Post a comment
Q is a dimensionless number. It represents the ratio of the maximum energy stored to the power loss in a system at a given angular frequency, rather than the inverse (DF).
Potentiometers: Mechanical & Electronic, Part 2
Aubrey Kagan  
8/18/2014   8 comments
I now hope to cover the comparative advantages and disadvantages of both mechanical and electronic potentiometers.
The Next Frontier of Integrated Circuits: Space, Part 3
Paolo Scalisi  
8/18/2014   13 comments
A growing number of companies are developing products for military purposes or for space exploration. They are being helped by NASA, ESA, SpaceX, and others.
An 'Analog Mystery' to Investigate
Analog Angle  
8/18/2014   8 comments
Did you ever wonder how "they" did that, especially when we can only think of doing it the new way with our advanced technologies?
PWM DAC Design
Dennis Feucht  
8/15/2014   14 comments
The question that arises in the design of a simple PWM DAC is what the low-pass filter pole frequency should be relative to the PWM frequency. This question is addressed by deriving the design equation.
Resistor Tech Brief 1
Steve Taranovich  
8/15/2014   2 comments
Here is our first "Ask the experts" tech brief in advance of our Resistor chat on Wednesday, August 20 at 1PM ET (10AM PT). I hope this stirs up some questions/comments for our chat.
The Next Frontier of Integrated Circuits: Space, Part 2
Paolo Scalisi  
8/12/2014   10 comments
The European Space Agency has accomplished many space missions for scientific purposes.
Potentiometers: Mechanical & Electronic, Part 1
Aubrey Kagan  
8/11/2014   12 comments
As I understand it, there are two different reasons for using an adjustable resistor.
Signal Chain Basics #92: The Insidious Claw Curve
Signal Chain Basics  
8/11/2014   1 comment
Operational amplifier (op amp) datasheets normally have a long list of characterization curves. This list can be overwhelming to new engineers. One frequently misunderstood curve is nicknamed the "claw curve" because of its distinctive claw-like shape.
Key Considerations for Multiplexed Data-Acquisition Systems
Maithil Pachchigar  
8/11/2014   9 comments
Multiplexing allows the use of fewer ADCs per system, offering significant savings in power, size, and cost.
Please, Keep Murphy & Hofstadter Laws Away
Victor Lorenzo  
8/8/2014   25 comments
Starting a new project always requires prior evaluation of the complexity, new skills needed, literature, demonstrators, development tools, and vendor support availability.
Designing the Resistor-Capacitor-Diode (RCD) Snubber of a Flyback Converter
Richard Chung  
8/7/2014   3 comments
The resistor-capacitor-diode (RCD) snubber, the key element of a Flyback converter, requires solid calculation and experiment verification to figure out the optimum parameters.
What Does Your Noise Nemesis Look Like?
Analog Angle  
8/6/2014   2 comments
Noise in its many manifestations is ever-present in electronic circuit and systems designs. Engineers must understand the specific types of noise they are dealing with before they can effectively suppress and overcome it, via both analog and algorithmic techniques.
LEDs Are Photodiodes Too
Steve Taranovich  
8/5/2014   16 comments
I read RAQ No. 45, "Glass Diodes May See the Light – and Hum," which discusses 100/120 Hz LF noise caused by a glass diode’s photosensitivity. I need a cheap photodetector, but a 1N4148 doesn't seem to work. How should I connect it?
Interfacing to ADCs: Power Supplies, Part 2
Jonathan Harris  
8/4/2014   4 comments
There are some disadvantages when driving low input supply voltages, where multiple LDOs may be required.
The Next Frontier of Integrated Circuits: Space, Part 1
Paolo Scalisi  
8/4/2014   6 comments
The interest of the semiconductor industry for the ICs that can work in the open space has lead STMicroelectronics to enlarge its portfolio with some devices that can survive to radiations up to 300 krad/s.
Just Add A Transistor: Clipping Me Softly
Kendall Castor-Perry  
8/1/2014   3 comments
Someone wanted to try out our latest programmable SoC, the PSoC 4200, as an audio interface, taking the signal from a small, low-cost MEMS microphone.
Resistor-Capacitor (RC) Snubber Design for Power Switches
Richard Chung  
7/31/2014   11 comments
The Power Switches are the heart of every power converter. Their operation will directly determine the product's reliability and efficiency.
Measuring an Alien World
Steve Taranovich  
7/30/2014   17 comments
How do you measure and analyze a planet one-and-a-half times the size of Earth and 300 light years away? How can we know its composition? With the incredible technology of a cryogenic telescope like the Spitzer and Kepler Space Telescopes.
A New Breed of Analog Design Tools
Erin Mannas  
7/29/2014   25 comments
When you think of analog design tools, what comes to mind?
3 Circuit Protection Innovations Designed to Protect Wearable Technologies
James Colby  
7/25/2014   67 comments
Today’s wearables demand lower capacitance, lower clamping voltage, and a smaller form factor.
LED Lighting: The Unintended Effects in Public Lighting
Luca Difalco  
7/25/2014   59 comments
One of the most fascinating aspects of many technologies is the way they transform the world in ways completely unanticipated by their developers.
Sensor Footprint Evolution: Does Size Matter?
Steve Barraclough  
7/25/2014   10 comments
Industry observers will not argue that the explosion in the adoption of motion sensors, principally accelerometers, was enabled by reducing the form factor to the point where the sensors could easily be integrated into mobile applications.
More on Measuring the State of Health and State of Charge of a Battery
Mike Everett  
7/25/2014   Post a comment
In an ultracapacitor, end of life does not arrive abruptly and without warning, as it may with batteries. An ultracapacitor will conceivably continue to operate until there is not enough energy left in the device when fully charged to do the job.
Designers Need to Be in the Lab
Brandt Braswell  
7/24/2014   30 comments
Designers can gain valuable insight by going into the lab when the first silicon comes out to evaluate the results.
Why Worry Yourself With Transformer Safety Standards?
Richard Chung  
7/23/2014   1 comment
Fairchild offline flyback PWM with integrated MOSFETs is an integral part of a power supply system design.
Improving DC Output Voltage Accuracy
Steve Taranovich  
7/22/2014   14 comments
Here is the third of three short tech nuggets, by Rich Nowakowski from TI, before our “Ask the Experts” session on Wednesday, July 23, at 1:00 p.m. ET (10:00 a.m. PT).
The Internet of Things: Sensor Fusion (or Confusion?)
Jay Esfandyari  
7/22/2014   21 comments
What keeps the Internet of Things from becoming a tangled jumble of incoming data from various connected devices? And within a single device that feeds information into the IoT, how does sensor fusion work?
Supercaps Improve Engine Start Reliability for Wide Range of Transportation Uses
Steve Taranovich  
7/22/2014   Post a comment
Supercapacitor technology is gaining momentum for improving the reliability of engine starting, extending battery life, expanding temperature range, and reducing replacement costs.
Non-Linear or Fixed Frequency Control?
Steve Taranovich  
7/21/2014   Post a comment
Here is the second of three short tech nuggets before our “Ask the Experts” session on Wednesday, July 23 at 1:00 p.m. ET (10:00 a.m. PT).
Effects of Switching Frequency on Transient Response
Steve Taranovich  
7/18/2014   11 comments
Here is the first of three short tech nuggets before our "Ask the experts" session on Wednesday, July 23 at 1:00 p.m. ET (10:00 a.m. PT).
How a Coffee Packaging Machine Educated Me
Aubrey Kagan  
7/18/2014   29 comments
One of my first projects was to design a control for a coffee packaging machine. It was in the late 70s and microprocessors were on everybody's lips, but few actually knew anything about them.
Just Add a Transistor: The 4-20 mA Current Loop
Kendall Castor-Perry  
7/17/2014   8 comments
The good old 4-20 mA loop. Originally just for analog signals, it is now often used with a superimposed AC communication layer called HART.
Signal Chain Basics #91: The Difference Between HBM & IEC 61000-4-2 ESD Immunity
Signal Chain Basics  
7/16/2014   6 comments
Explaining the differences between the two most commonly applied ESD standards.
Stability Prognosis of Components During Dry Heat & Biased Humidity Testing & Application
Reiner W. Kuehl  
7/16/2014   Post a comment
This paper introduces a method for the prediction of electrical parameter changes due to aging.
Energy Harvesting for Wearables
Thomas Kail  
7/15/2014   23 comments
Wearable applications including smart watches, sport watches, fitness bands and more are growing in popularity, and so, too, is the demand for intelligent sensors to use in them. If analyst predictions are correct, the market is going nowhere but up in the coming years.
How Can Technology Help Improve the Prospect of a Longer Life?
Matthias Poppel  
7/14/2014   20 comments
A few examples where energy harvesting wireless technology enables seniors to live independently for as long as possible, by retaining their dignity and increasing their safety.
Balancing Multiple Supercapacitors: Customer Q&A for ALD Tech Support
Steve Taranovich  
7/11/2014   4 comments
As it often happens, when new technology is introduced to replace the traditional circuit design methodologies, designers have questions. This was the case when Advanced Linear Devices recently announced its Supercapacitor Auto Balancing MOSFET arrays.
Your Chance as an Audiophile to Weigh In on Radio History
Vincent Biancomano  
7/10/2014   Post a comment
Who's got a professional audio lab, the desire, and the time to inspect my files and make a determination, gratis?
Improving Analog Design Time
Keith Sabine  
7/9/2014   10 comments
Designers can estimate parasitics early in the design flow, at the RTL level, to see if they meet timing and power criteria. Thus design changes can be iterated relatively quickly until the design goals are met, with detailed layout following.
Parasitics & Capacitor Selection, Part 4A: Dissipation Factor
Chris Reynolds  
7/8/2014   Post a comment
This month, we'll look at dissipation factor, and we'll lay the groundwork for next month's blog about Q.
Parasitics & Capacitor Selection, Part 4B : Dissipation Factor
Chris Reynolds  
7/8/2014   1 comment
Since capacitance bridges measure capacitance using a small AC signal voltage, it is possible to measure DF simultaneously.
Interfacing to ADCs: Power Supplies, Part 1
Jonathan Harris  
7/7/2014   2 comments
Keeping the power supply inputs on separate domains can minimize crosstalk and make it much harder for noise to interfere with ADC performance.
When GND Isn’t GND, Single-Ended Circuits Become Differential
Precision Hub  
7/3/2014   49 comments
The system ground return, or GND, symbol is often taken for granted when drawing schematics.
Signal Chain Basics #90: Calculating Harmonic Distortion Frequencies in High-Speed Data Converters
Signal Chain Basics  
7/3/2014   2 comments
Data converters, which convert digital to analog signals and analog to digital signals, have different characteristics than purely analog circuits. One of the most common misunderstandings is the frequencies of distortion products in data converters.
Connected Integrated Smart Sensors: The Motion Cookies, Part 2
Paolo Scalisi  
7/2/2014   7 comments
A “cookie” approach can be used to build a net of sensors that can give a lot of information to a central processor based on a set of microcontrollers, which can control a series of actuators to realize a really smart system.
Connected Integrated Smart Sensors: The Motion Cookies, Part 1
Paolo Scalisi  
7/1/2014   21 comments
Recently The Consumer Electronics Association (CEA) announced its 2014 Best of Innovations Design and Engineering Award Honorees.
2-Port Analyzers on a Chip? Part 4: Voltage- & Current-Sense Interaction
Dennis Feucht  
6/30/2014   6 comments
One of the problems to be solved in the design of an SMU and a two-port analyzer (TPA) is to keep the voltage and current sensing from interfering with each other by causing error.
2-Port Analyzers on a Chip? Part 3: TPA Integration Challenges
Dennis Feucht  
6/30/2014   9 comments
A TPA consists of two or more SMUs. Two are required for basic transistor parameter measurement.
Page 1 / 2   >   >>




latest blogs
I would like to focus on embedded systems integrated on silicon substrates. These embedded circuits get their power and signals from the outside world.
Q is a dimensionless number. It represents the ratio of the maximum energy stored to the power loss in a system at a given angular frequency, rather than the inverse (DF).
I now hope to cover the comparative advantages and disadvantages of both mechanical and electronic potentiometers.
A growing number of companies are developing products for military purposes or for space exploration. They are being helped by NASA, ESA, SpaceX, and others.
Did you ever wonder how "they" did that, especially when we can only think of doing it the new way with our advanced technologies?
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