PCB

Michael Dunn
Editor, Design Ideas, IC/FPGA, PCB, and Medical Design Centres
In-depth technical design information, product advancements, and technology and tool updates for engineers, engineering managers and system architects responsible for designing, specifying, selecting or connecting printed circuit boards (PCBs) for electronics applications. Topics include layout tools, IC and board connectivity, connectors, board to board connectivity, signal integrity, power, signal and ground routing, conformal coatings, passive device integration, 3D modeling, and board and system concurrent design.

The 2016 EMC Symposium is coming

Engineers will gather in Ottawa, Canada for the anual IEEE EMC Symposium. Here's what to expect. Read More...

3D printing meets PCBs

The convergence of electronics and 3D printing will bring PCB prototyping in-house. Read More...

What is the aspect ratio for 50Ω stripline?: Rule of Thumb #28

All 50Ω symmetric striplines in FR4 have the same aspect ratio. Read More...

Sensing current on the high side

Here are some ways to sense current in a supply rail, which requires care to do right. Read More...

Free yourself from IBIS-AMI models with PyBERT

PyBERT, an open-source modeling tool, can help you design high speed SERDES devices and systems. Read More...

Decoupling’s effect on PI & SSN

A demonstration of decoupling’s effect on power and signals in a system with numerous related clocks. Read More...

60 Years of Design Ideas and EDN: A reminiscence and challenge

The Design Ideas editor looks back…and forward. Read More...

Three predictions on the state of signal integrity

Signal integrity evangelist Eric Bogatin makes three predictions on high-speed signals based on DesignCon 2016. Read More...

EDN turns 60, help us celebrate

EDN began life as Electrical Design News on May 8, 1956. Here's what to expect over the coming months as we celebrate the publication. Read More...

What is the aspect ratio for 50Ω microstrip?: Rule of Thumb #27

All 50Ω microstrip lines in FR4 have the same aspect ratio. Using a 2D field solver, we can explore what this ratio is for a specific value of Dk and conductor thickness. Read More...

Eliminating the power integrity analysis bottleneck from PCB design: Product how-to

Use available tools to streamline voltage-drop analysis and decoupling design. Read More...

Teardown: Inside a DSL gateway

An aversion to integrated gateways presents a teardown opportunity and a good look at the PCB that makes the unit go. Read More...

Engineer shares how to build an electric vehicle from the ground up -- Part 2: Build effort

See how one engineer shares built an electric vehicle from the ground up. Read More...

The skinny on LED strips

Flexible LED strips open up fantastic lighting possibilities, but at least some of them have…issues. Read More...

The Gerber behind the Gerber file format

At ESC Boston, David Gerber told the incredible story of his father, engineer and inventor H. Joseph Gerber, who escaped Nazi rule to pioneer computer automation in American industry. Read More...

Teardown: 12V AC adapters – The Horror

A dark side of Chinese manufacturing is uncovered in this teardown of really bad power supplies. Read More...

HyperLynx release targets SI & PI

HyperLynx has evolved into a comprehensive SI/PI simulation environment. Read More...

How does the ESC "Hello There!” badge work?

Discover the cornucopia of apps that will be pre-loaded onto the wirelessly networked ESC "Hello There!" badges. Read More...

Free PCB ECAD: The Ultimate list

With so much activity in free ECAD software, we needed to take a closer look. “Wow” is what we found. Read More...

IC packages and thermal design

Don't be so stuck in the circuits that you forget the importance of IC packages. Read More...

Quick-Turn PCB shop review project: Summary

Summarizing the results of EDN's review of Web-based PCB shops. Read More...

PCB layouts for switchers

Look at proper layout techniques for buck, boost, and SEPIC converters. Read More...

Oscilloscope probes fit tight spaces, come with S-parameters

The P7700 series of probes from Tektronix let you probe high-speed signals, put the amplifier at the tip, and let you compensate for losses through unique S-parameters for each probe tip. Read More...

LoRaWAN eval kits enable low power, long range networking

Microchip Technology's kit includes a LoRaWAN gateway, two sensors, and a local server application: all the required components to create a low-power wide-area network. Read More...

Increased support for RF MIMO Systems design and development with MathWorks updates

Designers face significant challenges in Next Generation Wireless Systems. New and demanding roles and skills will be required of designers coupled with the need to accelerate product cycles. The high costs of verification will need to be minimized and dealt with as well. Read More...

>> SEE ALL

De-embed transmission lines with FIR filters

This DI uses MATLAB to design de-embedding filters which clean up high-speed signal measurements. Read More...

Avago Tech Note: 5MBd Digital optocouplers targeting low power/low supply voltage applications

Digital optocouplers provide high voltage insulation and noise rejection for data transmission, with very low power usage. Read More...

Short circuit tracer/finder uses low power

Build this bench tool and become a master at pinpointing shorts. Read More...

Avago Tech Note: 14.2mm wide Creepage and clearance optocouplers for high-voltage applications

Not any optocoupler will do for applications requiring extra-high-voltage isolation. Read More...

Milliohm Squawker great at finding shorts and reverse engineering PCBs

This well thought out tool for “listening to” low resistances really speeds troubleshooting & tracing. Read More...

Music keyboard inductively senses position & velocity

Technologies to measure key position, pressure, and velocity go back almost a century. Now, an inductive sensing IC offers another solution. Read More...

Water & vandal-proof keypad uses piezoelectric disc as sensor and buzzer

An ingenious and low-cost method to create a rugged “UI”. Read More...

Safety flasher warns of high voltage

A low power circuit warns the user that high voltage is present. Read More...

Best Design Ideas of 2013Q3

We present the best Design Ideas of the last quarter! Read More...

Soldering iron driver bridge controls temperature

With a power supply and a replacement soldering handle you can implement this temperature-controlled soldering iron driver. Read More...

Reduce acoustic noise from capacitors

Adding parts or cutting PCB slots can make a difference. Read More...

Make a quick-turnaround PCB for RF parts

Parts get smaller, but the laws of physics don't change. Your designs must change to compensate. Read More...

Capacitive touch switch uses CPLD

Using an Altera MAX IIZ CPLD, you can implement a touch-switch decoder with no external components. Read More...

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HyperLynx release targets SI & PI

HyperLynx has evolved into a comprehensive SI/PI simulation environment. Read More...

Oscilloscope probes fit tight spaces, come with S-parameters

The P7700 series of probes from Tektronix let you probe high-speed signals, put the amplifier at the tip, and let you compensate for losses through unique S-parameters for each probe tip. Read More...

Candlestick sensor monitors thermal conditions

Offered in three heights, candlestick-style sensors from ATS simultaneously measure air temperature and velocity inside electronic systems. Read More...

PCB signal integrity analysis for multi-gigabit interfaces

Cadence Design Systems’ Sigrity 2016 technology portfolio can, the company says, improve product creation time with an enhanced PCB design and analysis methodology that is suitable for multi-gigabit interfaces. Read More...

USB Type-C connectors curtail EMI

TE Connectivity offers USB Type-C connectors with enhanced EMI shielding on the receptacle shell to help eradicate unwanted EMI leakage. Read More...

600-V MOSFETs gain power package option

Vishay now offers its 600-V E series power MOSFETs in low-profile, surface-mount PowerPak 8×8-mm packages that are halogen- and lead-free. Read More...

In-mold electronic inks enable control integration

DuPont Microcircuit Materials is launching a suite of in-mold electronic inks designed to help streamline electronic devices by reducing the need for rigid circuit boards. Read More...

Upverter update creates symbols & footprints for you

Cloud EDA provider Upverter has added "Parts Concierge" to save users the hassle of new-part creation. Read More...

Inject harmonics, test for EMI and resonance

The Picotest J2150A Harmonic Comb Injector lets you characterize circuits and systems over a range of frequencies from kilohertz to gigahertz. Read More...

USB oscilloscope by and for makers

The SmartScope from LabNation runs on Windows, Linux, MacOS, Android, and iOS operating systems. Read More...

Optical cages cover today's highest signal speeds

The zQSFP+ line of optical module cages from TE Connectivity lets you upgrade optical links from 10 Gbps to 25 Gpbs, with support for 100 Gbps rates. Read More...

Stackup design tool supports more languages

Polar Instruments, provider of tools for high speed PCB design, fabrication and test, has launched new language versions of the Speedstack PCB layer stackup design system. Read More...

Boundary-scan viewer offers trace imaging

Version 8.2 of the ScanExpress boundary-scan tool suite from Corelis adds trace imaging using ODB++ netlist data. Read More...

Nextgen PCB design made easier (or less painful)

The 30th anniversary edition of Orcad includes a variety of new features and significant upgrades relating to manufacturing/fabrication checks, electrical rules checks, and constraint definition and management. Read More...

Altium's free CircuitMaker in open beta

The latest stage in the development of Altium's CircuitMaker is to make it available as part of an open beta testing program. Read More...

DfR Solutions updates reliability-prediction software

Version 4.0 of Sherlock Automated Design Analysis software—DfR Solutions’ platform for analyzing, grading, and certifying the expected reliability of products at the circuit-card assembly level—offers an expanded suite of FEA (finite element analysis) integration tools to allow designers to model complex PCBs and components with precise detail. Read More...

New PADS products embrace budget-conscious engineers

Mentor's new PADS lineup now includes an entry-level product targeted to small companies and independent engineers. Read More...

Xpedition Package Integrator spans IC chip to package to PCB

Mentor's new Package Integrator allows co-design of chips, single- & multi-chip packaging, and PCB layout. Read More...

Keysight BERT adds adjustable ISI

The M8062A module for Keysight's J-BERT lets you test receivers at speeds to 32.4 Gbps while simulating intersymbol interference from copper trace lengths. Read More...

Zipper fins improve heat-sink performance

Lightweight zipper-fin heat sinks from Advanced Thermal Solutions offer fin profiles with high aspect ratios, enabling taller, thinner, and more tightly packed fins for greater cooling performance. Read More...

PCB design tool links Altium & SolidWorks

PCBWorks is a PCB design tool created by Altium to enhance workflow collaboration between electrical and mechanical designers. Read More...

Desktop milling machine creates PCBs and packaging

Version 2 of the Othermill will create your PCB, enclosure, and other parts – on your benchtop. Read More...

See the details with an HD thermal imager

Fluke's TiX1000 series of high-definition thermal imaging cameras let you see temperature on circuit components, wires, even whole cities. Read More...

Software speeds simulation of electromagnetic properties

3-D EM Simulation Platform provides significant FEM Simulation Speed Increase. Read More...

Mentor meets Digi-Key, low-cost CAD results

Designer, DX Designer's little brother, is out of beta and available to purchase. Read More...

EDN Hot 100 products of 2014

Of the many thousands of products announced during the past year, these are 100 that especially caught the attention of our editors and our readers. Read More...

EDN Hot 100 products of 2014: EDA Tools, IP & Memory/Storage

This section of EDN's Hot 100 Products of 2014 includes design automation tools and memory/storage products. Read More...

Expedition xSD adds support for multi-board system design

Most systems these days have two or more boards, and CAD vendors are finally cottoning onto this to support repartitioning and interconnect design. Read More...

100 GHz real-time oscilloscope arrives

Teledyne LeCroy ups the oscilloscope bandwidth ante with the announcement of the LabMaster 10-100Zi. Read More...

Probes & software enhance impedance measurements

Probes and software from Picotest let you measure the stability of op-amps, filters, and power regulators while in-circuit. Read More...

Free PCB design tool includes 3D modeling, crowd-sourced parts database

CircuitMaker PCB design tools' 3D modeling and other features will help designers deal with the "lumpy" nature of LED lighting products or other design projects involving large, irregular components. But that's only half of the story. Read More...

Mouser releases free version of NI MultiSIM simulator, PCB tool

Available via free download on Mouser.com, MultiSIM BLUE enables engineers to design and simulate circuits before laying them out in physical prototypes. Read More...

Power supplies combine linear and switching

Autoranging power supplies from Picotest deliver maximum power at any voltage/current setting. Read More...

Measure low current and high resistance

Two new instruments from Keysight Technologies help with researching new materials through low current and high-resistance measurements. Read More...

Mentor's Xpedition xDM provides enterprise PCB data management

Designs can leave you swimming in a morass of files and versions. xDM is a management solution for designs and libraries. Read More...

Copper heat pipes keep electronics cool

Advanced Thermal Solutions offers a line of 33 round and flat copper heat pipes for transporting power dissipation away from hot electronic components. Read More...

Low-CTE laminate targets 100-Gbps Ethernet designs

Intended for very high-speed digital applications up to and beyond speeds of 100 Gbps, Isola’s Tachyon-100G laminate material exhibits electrical properties that are very stable over a broad frequency and temperature range. Read More...

MLCCs feature reduced acoustic noise in 0402 package

A range of MLCCs from Murata have an extra interposer substrate that reduces acoustic "squealing" noise. Read More...

Path Finder mates PCB, IC package, & system design

The Xpedition Path Finder suite provides a single environment that gives cross-domain design teams the ability to model every device/interface. Read More...

Power supply board layout capability added to TI’s WEBENCH

WEBENCH® PCB Export, is a new feature in TI’s online WEBENCH Power Designer tool that engineers can use to quickly create a power supply printed circuit board (PCB) layout and export it to industry-leading computer-aided design (CAD) development platforms. Read More...

Mentor surprises with $299 EDA

Following the trend to low-cost SW & HW, Mentor & Digikey announce a $299 schematic+PCB package that you can try for free – now. Read More...

Printoo: Printed electronics made Arduino compatible

A spin-out from YDreams, Ynvisible was founded in 2010 with the goal to bring more interactivity to everyday objects and surfaces, mostly through the use of flexible and printed electronics including the company’s fully transparent electrochromic display. Read More...

NPI software links PCB design and manufacturing operations

Mentor Graphics’ Valor NPI (new product introduction) software is now fully integrated with the company’s Xpedition PCB design platform to deliver a seamless, automated flow for the design, fabrication, and assembly of PCBs. Read More...

Liquid crystal thermal-measurement system reveals hot spots

An imaging camera and software provide temperature resolution to 0.1°C. Read More...

Prototyping boards target Raspberry Pi and BeagleBone

Mikronauts’ line of easy-to-assemble prototyping boards, which includes versions that are specifically designed for the Raspberry Pi and BeagleBone hardware platforms, are silk-screened on both sides, highlighting power and signal buses and taking the guesswork out of finding the signals under the solder mask. Read More...

Circuit board plotter leverages UV laser

The ProtoMat D104 circuit board plotter from German manufacturer LPKF performs mechanical and laser machining in one system, carving circuit tracks out of fully coated base materials by negative contour routing, while an integrated UV laser extends processing to sensitive materials and allows structuring down to an ultra-fine pitch. Read More...

Checksum, ECT roll out flying-probe alternative for board test

CheckSum and Everett Charles Technologies (ECT) jointly announced the Tilt 12KN universal-probe test system, which delivers in-circuit coverage and increased throughput using Tilt fixturing at a low bed-of-nails tooling cost of about $2 per pin. Read More...

System brings thermal characterization to the test site

The ATS-535 Thermostream from InTest Thermal Solutions performs temperature testing and conditioning of components, parts, hybrids, modules, subassemblies, and printed circuit boards at the test bench, on the production floor, or in the lab. Read More...

JOT inline router automates PCB depaneling

According to manufacturer JOT Automation, its router is one of the smallest and most cost-effective inline routing solutions for automated depaneling of PCBs used in smart phones, tablet computers, PCs, motherboards, automotive electronics, and practically any electronic product. Read More...

Altium’s 3-D PCB toolset eases rigid-flex design

Focusing on core PCB design technology, Altium Designer 14 now supports flex and rigid-flex design, including schematic capture, 3-D PCB layout, analysis, and programmable design—all in a single unified platform. Read More...

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Teardown: Inside a DSL gateway

An aversion to integrated gateways presents a teardown opportunity and a good look at the PCB that makes the unit go. Read More...

Teardown: 12V AC adapters – The Horror

A dark side of Chinese manufacturing is uncovered in this teardown of really bad power supplies. Read More...

Teardown: FLO TV didn’t fail because of its hardware

In addition to its impressive electronics integration, the PTV350 personal TV receiver contains one of most solid hinges ever experienced in a device like this. Read More...

Teardown: Amazon Dash Button keeps you connected

Amazon's Dash Button is the ultimate in consumer convenience and it costs only $4.99. So, how much hardware was Amazon able to squeeze into such a diminutive bill-of-materials budget? Read More...

Teardown: MoCA adapter succumbs to lightning strike

Another autumn brought another round of lightning-zapped electronics equipment. This time, an Actiontech MoCA adapter goes under the knife. Read More...

Teardown: Amazon's Echo voice-activated virtual assistant

Take a look inside Amazon’s Echo to see the PCBs and components that make the virtual assistant work. Read More...

Teardown: Bluetooth audio dongle keeps it simple

Stereo Bluetooth audio streaming support can easily and inexpensively be added to many systems via an external adapter such as the one analyzed in this teardown. Read More...

Teardown: Apple iPhone 6 Plus battery

A look at Apple's iPhone 6 battery helps nail down the one variable that determines manufacturing cost. Read More...

Teardown: Xbox wireless controller

See how a third-party wireless Xbox controller takes control. Read More...

Teardown: 1966 Programmable scientific calculator

Look inside a mid-1960s programmable scientific calculator! Read More...

>> SEE ALL

Decoupling’s effect on PI & SSN

A demonstration of decoupling’s effect on power and signals in a system with numerous related clocks. Read More...

PCB layouts for switchers

Look at proper layout techniques for buck, boost, and SEPIC converters. Read More...

DesignCon 2016 in photos

DesignCon 2016 offered technical sessions, teardowns, mentoring sessions, a trivia challenge, and much more. See what you may have missed at the event with this collection of photos. Read More...

Eric Bogatin: Meet DesignCon’s Engineer of the Year

Engineer and educator Eric Bogatin has been attending DesignCon from the beginning and this year he was voted the DesignCon Engineer of the Year. Read More...

Product-level architectural validation is the missing link of design flow

Complex product designs benefit from tools that support system-level architectural control and validation. Read More...

Thermal analysis of SO packages

How thermal analysis tools can be used for testing and evaluating the small outline packages found on reduced-sized PCBs in modern consumer devices. Read More...

3D chip/package/PCB co-design optimizes systems: Product how-to

Today’s complex and dense systems require a holistic design approach, from chip to PCB level. Read More...

Design rule checking for SERDES PCB layouts

In addition to manual inspection to be sure the SERDES bus traces on a routed printed circuit board are error free, use of an automated design rule checker makes such tasks easier. Read More...

Getting the heat out of PCBs demands intelligent simulation

Thermal simulation is necessary for many designs, and tools take different approaches to the solution. Read More...

PCB Layout: Design in-house, or outsource?

PCB design. For some companies, it’s an in-house affair. Others outsource. But for those on the fence, this quiz will help to decide which way to go. Read More...

7 Tips for overcoming PCB EMI issues

Faced with the challenges of new materials and new components, PCB designers must also deal with continuing electromagnetic compatibility and interference problems. Read More...

Thermal optimization during PCB design

Computational fluid dynamics software tools can be useful in considering the effect on a printed circuit board of such things as package selection, board layout and structure as well as enclosure design. Read More...

Semi-additive fabrication cuts width, spacing

Printed circuit board trace width and spacing as fine as 1.25 mils can be maintained over distance within extremely tight tolerance. Read More...

Return path discontinuities and EMI: Understand the relationship

It’s conventional wisdom that a solid, continuous return path provides a better result in electromagnetic compatibility (EMC). This article discusses the relationship between return path discontinuities and EMC. Read More...

Vacuum improves 3-d vapor-phase soldering process

By using vapor phase soldering in combination with in-situ vacuum, geometry-related deviations in the temperature profiles can be eliminated, in addition to other improvements, like reducing void content & void count. Read More...

PCB future is lightweight, low-cost, and flexible: Product how-to

Low-cost flexible additively printed circuit “boards” are enabling new technologies and markets. Read More...

Alternative PCB fabrication tools

Ten (mostly) new ways to make PCBs. Read More...

Manage EMI in PCB design: EMI sources and solutions

With ever-faster interfaces on PC boards, managing electromagnetic interference (EMI) is one of the biggest challenges designers face. Using design rule checks is a quick way to locate potential sources of EMI. Read More...

Engineering correct-by-design PCBs

Designing a modern, high-speed printed circuit board (PCB) is a pretty daunting task. It requires high levels of expertise in a number of different areas. Infusing that expertise into the design process can be made more practical through the use of rules-based verification. Read More...

Reducing PDN impedance at high frequencies

A look at the effects of capacitor placement and plane spacing on PDN impedance. Read More...

Product how-to: Build your own designs on flexible circuit boards

Flexible PCBs are becoming low-cost and accessible even to hobbyists. Read More...

Achieve low PLL jitter via improved power integrity

A look at the correlation between power quality and PLL jitter. Read More...

Improved SMT pad design for high frequency signal transmission

This paper studies the impact of impedance discontinuities due to SMT pads that exist along high frequency transmission lines on PCBs, and the techniques to minimize the negative effect on signal integrity. Read More...

Improve device reliability via PCB cleanliness

Today’s electronic assemblies require better cleaning than ever to ensure reliability uncompromised by PCB contamination. Read More...

Make high-quality double-sided PCBs – at home

Be rewarded with near-pro quality PCBs by following the method detailed here. Read More...

>> SEE ALL

The 2016 EMC Symposium is coming

Engineers will gather in Ottawa, Canada for the anual IEEE EMC Symposium. Here's what to expect. Read More...

3D printing meets PCBs

The convergence of electronics and 3D printing will bring PCB prototyping in-house. Read More...

What is the aspect ratio for 50Ω stripline?: Rule of Thumb #28

All 50Ω symmetric striplines in FR4 have the same aspect ratio. Read More...

Sensing current on the high side

Here are some ways to sense current in a supply rail, which requires care to do right. Read More...

Free yourself from IBIS-AMI models with PyBERT

PyBERT, an open-source modeling tool, can help you design high speed SERDES devices and systems. Read More...

Three predictions on the state of signal integrity

Signal integrity evangelist Eric Bogatin makes three predictions on high-speed signals based on DesignCon 2016. Read More...

EDN turns 60, help us celebrate

EDN began life as Electrical Design News on May 8, 1956. Here's what to expect over the coming months as we celebrate the publication. Read More...

What is the aspect ratio for 50Ω microstrip?: Rule of Thumb #27

All 50Ω microstrip lines in FR4 have the same aspect ratio. Using a 2D field solver, we can explore what this ratio is for a specific value of Dk and conductor thickness. Read More...

Eliminating the power integrity analysis bottleneck from PCB design: Product how-to

Use available tools to streamline voltage-drop analysis and decoupling design. Read More...

LoRaWAN eval kits enable low power, long range networking

Microchip Technology's kit includes a LoRaWAN gateway, two sensors, and a local server application: all the required components to create a low-power wide-area network. Read More...

Increased support for RF MIMO Systems design and development with MathWorks updates

Designers face significant challenges in Next Generation Wireless Systems. New and demanding roles and skills will be required of designers coupled with the need to accelerate product cycles. The high costs of verification will need to be minimized and dealt with as well. Read More...

STMicro hooks up with Arduino to serve Maker community

Arduino-shield-compatible development boards from processor vendors are nothing new, but now one has put their processor onto a true Arduino-family board. Read More...

Understanding WGL scan data structures and some common issues

The way in which scan is handled within WGL files is often a source of confusion for engineers. Read More...

7 essential skills for firmware engineers

To have a successful career, firmware engineers need skills beyond the ability to create clever programs, some of which are not obvious. Read More...

Dev kit targets industrial IoT

Avnet's MicroZed IoT kit meets industrial designer needs. Read More...

Kit enables sub-3W wireless charging

IDT's Qi devkit & design enables low-power applications. Read More...

Efficient parasitic extraction techniques for full-chip verification

Hierarchical and selective net extraction provides numerous benefits in chip-level verification. Read More...

Hints and tips on the use of cooling fans for power supplies

Heat is the number one cause of unreliability or reduced lifetime within an electronic system due to the life time of electrolytic capacitors being strongly linked to their operating case temperature. Read More...

Use holistic approach to battery powered designs

A low sleep current sounds good for battery operated circuits, but it's far from the most important factor in determining battery life. Read More...

Prototype to production - High-level project requirements

Continuing the prototype to production series, Jacob takes a look at the project's high-level requirements. Read More...

Embrace a Maker mindset

Build it quick, make it easy. That's the Maker mindset and embedded development should take note. Read More...

3U OpenVPX backplane targets Gen3

The VPX-5987 3U OpenVPX backplane from Dawn VME Products ensures signal integrity at up to 10.3 Gbaud. Read More...

Prototype to production: Arduino for the professional

In this installment of Jacob's development series, he looks at how the humble Arduino can benefit a professional development effort. Read More...

Teardown: Buggy software brings down hardware

WD showed its design chops on the My Net N900 router's hardware, but the software wasn't similarly up to the task. Read More...

Design Recipes for FPGAs: Book review

Peter Wilson’s new book "Design Recipes for FPGAs" makes a great addition to the FPGA literature. Read More...

Quartus Prime boosts FPGA design productivity

Quartus Prime 16.0 speeds compilation, pin assignments, and clock planning. Read More...

Loop tuning controls transient response in point of load power modules

To restore responsiveness when adding load capacitance to POL power modules, re-tune the control loop. Read More...

Troubleshooting a wireless network link

In which the magic incantations to make the link perform are finally discovered. Read More...

PAM & Ethernet: A perfect match

Look at the PAM (pulse-amplitude modulation) variants used throughout Ethernet’s history, and some verification IP to help you become part of that history, not a footnote in it. Read More...

Decoupling’s effect on PI & SSN

A demonstration of decoupling’s effect on power and signals in a system with numerous related clocks. Read More...

60 Years of Design Ideas and EDN: A reminiscence and challenge

The Design Ideas editor looks back…and forward. Read More...

VNA tools improve signal integrity test

Software options for Anritsu’s VectorStar and ShockLine vector network analyzers conduct channel diagnostics and model validation. Read More...

Will Apple drop the 3.5mm headphone jack?

Dimensions, bill-of-material costs, and revenues-and-profits, along with a longstanding history of similar behavior, make it feasible to assume that Apple will sooner-or-later drop the analog headphone jack from its product lineup. Read More...

Prototype to production - A hands-on series

What concepts or technologies would you like to see built into the IoT industrial controller that will be developed in this hands-on series? Read More...

LED headlight connector mates securely

The single-row, wire-to-board MiniBridge Koshiri connector from ERNI improves mating integrity in intelligent LED headlight systems. Read More...

Hair of the capacitor

"Homemade" & "Supercapacitor" are not two words you'd expect to find together. Read More...

LTC Design Note: Precision op-amp enables fast multiplexing at low power

A multiplexed DAQ design presents some subtle challenges, and parts selection plays a crucial role. Read More...

Teardown: Inside a DSL gateway

An aversion to integrated gateways presents a teardown opportunity and a good look at the PCB that makes the unit go. Read More...

Partial and Pretended Networking Reduces CAN Power Consumption

Saving power by turning off subsystems is a challenge for CAN networks, until you redefine the network a little. Read More...

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