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Ground Is a Cruel Joke
Brandt Braswell  
9/19/2014   3 comments
Understanding grounding structures is important to help your circuits to work well and sometimes even to work at all. But ground is not always ground.
Should We Care if AM Radio Fades Out?
Analog Angle  
9/19/2014   12 comments
How the cycle has turned: Putting an AM radio into a car was a big advance in the 1920s and 1930s; now, auto vendors are considering eliminating the radio as a standard or even optional feature, due to declining user need and listenership.
Top 3 Reasons You Should Care About Over-Voltage Conditions
Tim Micun  
9/19/2014   4 comments
This live chat session will discuss circuit protection solutions for ESD. This is the second of three tech briefs before the Ask the Experts session.
How to Protect Against One of Your Biggest Enemies in Circuit Design
Timothy Patel  
9/18/2014   12 comments
Upcoming circuit protection chat session explores benefits and selection of fuses and PTC devices.
Design Considerations in Modern Wireless Power Transfer Systems: Coil Geometry
Fady Mishriki  
9/18/2014   2 comments
Recent innovations have enabled the creation of robust and reliable wireless power systems that can be tailored for use in a wide variety of industrial and consumer settings.
Stop Accepting Underperforming Start-Stop Systems
Mike Everett  
9/17/2014   1 comment
Today’s energy storage and power delivery systems are not up to the task of start-stop engine cranking. The discerning public will soon demand the technology that is tailor-made for the application: ultracapacitors.
Smart Cities: The Future of Urban Areas, Part 1
Paolo Scalisi  
9/17/2014   12 comments
The new trend of urban city architecture is in the direction of the realization of a Smart City.
The Analog Aficionados Dinner: Meet the Rock Stars of Analog
Steve Taranovich  
9/16/2014   9 comments
The Analog Aficionados party goes back more than 20 years, when Jim Williams would host an Analog Dinosaurs party at his house.
Freescale Battery Cell Controller With Novel High-Speed Communication Bus
Steve Taranovich  
9/16/2014   1 comment
There are different challenges in the larger battery stacks, and these must be taken into account if a robust system design is desired.
How to Extend the Power Rating of Your Motor Drive
Richard Chung  
9/15/2014   Post a comment
Small-power motor drives such as fan motors, dishwashers, circulation pumps, and major applications are constrained by challenging form-factors and lower standby current.
An Approximation to the Aliasing Effect: Part 1, the Origin
Victor Lorenzo  
9/11/2014   8 comments
Working with signals in the digital domain requires sampling the analog signal at regular intervals. The sampling operation can also produce a noise which cannot be distinguished from the real signal due to the aliasing effect.
Chronicles of Planet Analog Talented Authors: Dennis Feucht
Steve Taranovich  
9/9/2014   2 comments
One of the most talented and interesting authors on Planet Analog and EDN is Dennis Feucht, who has written numerous popular articles and blogs.
Microcomputer-Based Instrument Model, Part 1: A General Instrument Architecture
Dennis Feucht  
9/9/2014   2 comments
One of the strategic design considerations for integration of microcomputers into measurement instruments is how to relate the electronic circuits of the instrument to the microcomputer and user interface.
Time-Triggered Ethernet (TTE) Design
Steve Taranovich  
9/8/2014   8 comments
The NASA Orion Spacecraft will have a strong fiber optic emphasis for its on-board data network. A Time-Triggered Ethernet distribution network is critical here.
Signal Chain Basics #93: How to Maximize Low-Side Sensing Performance
Signal Chain Basics  
9/5/2014   4 comments
The most common method of measuring current is low-side sensing. A sense element or shunt resistor is placed in series with the load between the load and ground.
The Power of Light
Matthias Poppel  
9/5/2014   16 comments
EnOcean is partnering with the distributor Farnell element14 for a worldwide engineering design competition. Out of more than 200 applicants, 15 finalists were chosen; they are now challenged to develop an innovative monitoring and automation application.
Power Dissipation: My Arch-Nemesis
Aubrey Kagan  
9/3/2014   12 comments
Experience should have taught Aubrey Kagan to consider power dissipation before introducing a component into a design. Unfortunately, it always seems to come back to bite him.
EMI Noise, Part 1: Don’t Be the Problem
Edgardo Menendez  
9/3/2014   3 comments
Electromagnetic interference (EMI) is a problem in all electrical and electronic circuitry. This six-part series will discuss the available component solutions for mitigating EMI noise emissions and how to make your circuitry less susceptible to EMI.
DAC BASICS, Part 1: Finding a Home for Your DAC
Bonnie Baker  
9/3/2014   Post a comment
So you need a digital-to-analog converter (DAC) in your circuit? This should not be much of a challenge.
Power Routing in Analog Design
Keith Sabine  
9/2/2014   7 comments
Widths of power tracks need to be considered carefully for analog layout.
Why Data Is the Next Frontier: NJIT Infographic
Steve Taranovich  
9/2/2014   5 comments
The sheer volume of data produced every day is a major concern of the global business community.
ADCs for High Dynamic Range: Successive-Approximation or Sigma-Delta?
Maithil Pachchigar  
8/27/2014   13 comments
I need 100-dB dynamic range for a medical imaging application. Can you help me choose between successive-approximation and sigma-delta ADC architectures?
Top 6 Technologies That Demand Circuit Protection for Safe Use
Bharat Shenoy  
8/27/2014   53 comments
Without even thinking about it, consumers depend on technology throughout the day as they send texts, turn on lights, and drive home from the office. But that technology depends on something that usually goes unnoticed until there's a problem.
Interfacing to ADCs: Power Supplies, Part 3
Jonathan Harris  
8/26/2014   16 comments
I thought it would be good to continue looking at the example I gave in my last blog where we looked using fewer LDOs and combining power supply rails on an ADC while maintaining isolation with ferrite beads.
Innovative Single Contact Solutions in Renewable Energy & Smart Grid
Chris Reynolds  
8/26/2014   6 comments
Electronic equipment and power management is becoming increasingly critical as our power grid ages and renewable energy comes on line. In response, new technologies are being developed to protect equipment from power disturbances and fluctuations.
Chronicles of Planet Analog Talented Authors: Sanjaya Maniktala
Steve Taranovich  
8/25/2014   35 comments
This is the first of many chronicles I will write regarding the many talented authors on Planet Analog
How to Kill an Ultracapacitor, if You Really Want To
Mike Everett  
8/22/2014   63 comments
While ultracapacitors can outlast most electronic components in any application, they can meet an early demise if you really try. But the list of things you can do to kill an ultracapacitor is pretty limited.
Protecting Against Reverse Polarity: Which Method Is Right for You?
Richard Chung  
8/22/2014   17 comments
Reverse polarity is a dangerous electrical condition that can be difficult to prevent once a system leaves the factory, so adding circuitry that protects against its effects is an important part of improving system reliability. This article looks at the many methods for protection and weighs their tradeoffs.
Capacitors: Bigger Is Not Always Better
Brandt Braswell  
8/20/2014   15 comments
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   2 comments
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   35 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   33 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   22 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   25 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   3 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   12 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   22 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   32 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   6 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   25 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   70 comments
Today’s wearables demand lower capacitance, lower clamping voltage, and a smaller form factor.
Page 1 / 2   >   >>




latest blogs
Understanding grounding structures is important to help your circuits to work well and sometimes even to work at all. But ground is not always ground.
How the cycle has turned: Putting an AM radio into a car was a big advance in the 1920s and 1930s; now, auto vendors are considering eliminating the radio as a standard or even optional feature, due to declining user need and listenership.
This live chat session will discuss circuit protection solutions for ESD. This is the second of three tech briefs before the Ask the Experts session.
Upcoming circuit protection chat session explores benefits and selection of fuses and PTC devices.
Recent innovations have enabled the creation of robust and reliable wireless power systems that can be tailored for use in a wide variety of industrial and consumer settings.
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