10 Things to Know Before Starting Your Arduino Project

10 tips for Arduino project designers that will save you time, money, and frustration. Arduino boards and accessories are available at Digi-Key!

Publish Date: 2017-01-12
Module or Discrete Power?

A brief analysis of the benefits of using modular power supplies over having to design discrete solutions.

Publish Date: 2017-01-12
Using AMP DC/DC Converters to Achieve True Digital Power Interoperability

By using interoperable digital power converters based on rapidly developing AMP Group standards, designers can ensure design longevity and supply-chain continuity.

Publish Date: 2017-01-11
Smart Lighting – Automatic Dimming for Human Preference

Learn about Ambient Light Sensors (ALS) and the options available for selecting the optimal device for your application including products from Vishay.

Publish Date: 2017-01-10
Hardware Offload Increases Energy Efficiency of Flow Sensors

How hardware offloading of flow sensors increases CPU core sleep time and increases overall system energy efficiency.

Publish Date: 2017-01-05
Simplifying Time-of-Flight Distance Measurements

See how time of flight (ToF) works and how devices such as TI’s TDC7201 and the Intersil ISL29501 are helping to meet ToF’s evolving needs.

Publish Date: 2017-01-05
Rapid Development of a Bluetooth-Enabled, Wireless-Charging Wearable

The WDK1.0 wearable development kit from ON Semiconductor is a system-level, hardware/software kit helping developers to quickly create wearable products.

Publish Date: 2017-01-04
Energy Harvesting Power Management for Wireless Sensor Networks in the Smart City

Review components that improve energy harvesting power management in wireless sensor networks in smart city applications.

Publish Date: 2017-01-04
How to Design an Intelligent LED Lighting System Using Bluetooth Smart

An overview of Texas Instrument’s BLE Light Reference Design.

Publish Date: 2016-12-30
Understanding the Real Benefits of Flexibility and Configurability in Power Systems Design

Learn the benefits configurable power supplies offer program designers and users which arguably makes them a first choice rather than last option.

Publish Date: 2016-12-30
Improving IoT System Robustness Using Watchdog Timers

Learn about internal and external watchdog timers (WDT) and how these WDTs help designers increase system robustness.

Publish Date: 2016-12-29
Can Proprietary Protocols Cut the Cost of Simple Sensor Networking?

Texas Instruments' SimpliciTI is an easy-to-us protocol that helps designers save costs and creates efficiencies in home automation and smart living applications.

Publish Date: 2016-12-29
How and Why to Use PIN Diodes for RF Switching

Maxim’s versatile, compact, low-power, and cost friendly IO controller platforms meet the needs of a variety of industrial sensing designs.

Publish Date: 2016-12-28
Utilizing a Compact IO Platform for Industrial Automation

A guide to using PIN diodes in RF switching designs including when and how to use PIN Diodes as well as the benefits of their use.

Publish Date: 2016-12-28
Using Proximity Detection and Ambient Light Sensing to Save IoT Device Power

Proper application of VCNL4100 ambient light and long-range proximity sensor can lower power consumption and provide better user experience for IoT designs.

Publish Date: 2016-12-22
Use a Quick-Start Platform to Accelerate Your Sensor-to-Cloud Connection

Connecting sensors to the cloud can be simplified with kits like STMicroelectronics’ STM32-based Nucleo boards and the available FP-CLD-BLUEMIX1 software package.

Publish Date: 2016-12-21
AC Input Electronically Commutated (EC) Fans

Electronically commutated fans offer designers many benefits including energy efficiency, longer design lifetime, less system maintenance, and quieter system operation.

Publish Date: 2016-12-21
Get On the Fast Path to Sensor Fusion Design

Learn how integrated sensors and associated software packages dramatically simplify the implementation of sensor fusion for orientation-aware designs.

Publish Date: 2016-12-20
Daylight-Sensitive Efficient Lighting

Examining the use of wireless MCUs and sensors to create efficient lighting solutions.

Publish Date: 2016-12-20
Simplifying Capacitive Touch Sensor Design Using the Cypress CY8CKIT

Using the Cypress CY8CKIT prototyping kit and reference design accelerates the design and implementation of reliable capacitive touch-sensing interfaces.

Publish Date: 2016-12-15
Silicon Carbide (SiC): History and Applications

Learn the history of Silicon Carbide (SiC) including the variety of uses, pros and cons, and products produced using SiC.

Publish Date: 2016-12-14
Choosing Lenses to Make the Most of LED Lumens

An overview of the key parameters in selecting LED lenses including light distribution and lens size and positioning.

Publish Date: 2016-12-13
Wireless Network Options for Smart LED Lighting Systems

A comparison of Bluetooth, ZigBee, and other wireless connectivity and network protocols that can be used in smart LED lighting systems.

Publish Date: 2016-12-08
How to Power and Control Brushless DC Motors

A quick and simple designer’s guide to explaining the benefits of brushless DC motors as well as how to power and control brushless DC motors.

Publish Date: 2016-12-07
Developing Efficient LED Lighting Control Systems

LED lighting control techniques expand as the market continues to grow including dimmable LEDs and networked lighting.

Publish Date: 2016-12-06
Radio Links for Driverless Cars

Different vehicle to vehicle and vehicle to infrastructure link technologies for in autonomous vehicles around the world include 5.9GHz DSRC and LTE.

Publish Date: 2016-12-01
Utilizing the Latest Integrated Modules for Reliable Digital Power

Discover the benefits of using digital power in complex applications and learn how to integrate digital control methods in your designs.

Publish Date: 2016-11-30
Ensuring Safety When Autonomous Vehicle RF Links Fail

Autonomous vehicles rely on real-time RF-based position data. Good design incorporates backup sensor systems that enhance accuracy and take over if RF is lost.

Publish Date: 2016-11-29
How to Use Digi-Key Part Search More Efficiently

Digi-Key Electronics takes great pride in having one of the industry’s largest varieties of parts in-stock and ready for shipment on the day an order is placed.

Publish Date: 2016-11-23
LoRaWAN Part 2: How to Use Microchip’s Modules to Speed IoT Design

A comprehensive overview of Microchip’s RN2903 LoRa module along with instructions explaining how to use hardware and software to create an IoT design.

Publish Date: 2016-11-23
LoRaWAN Part 1: How to Get 15 km Wireless and 10-Year Battery Life for IoT

Discuss the advantages of using sub-GHz communication, the importance of modulation schemes, and learn about Microchip’s RB2903 LoRaWAN module.

Publish Date: 2016-11-22
Drone Docking with “Park Assist” for Recharging in The Field

As the usage of autonomous vehicles and drones rise, designers must consider charging dock component and designs that are both functional and accurate.

Publish Date: 2016-11-22
Get Your Motor Running With the NXP Kinetis Motor Suite

The software needed to drive brushless DC and permanent-magnet synchronous motors (PMSMs) is complex, but NXP’s Kinetis Motor Suite greatly simplifies matters.

Publish Date: 2016-11-17
Designing in the Negative Space Applied: Digital Control Techniques for PC Board Power Design

Techniques and solutions for designers needing to decrease a module’s footprint or recover lost PC board space.

Publish Date: 2016-11-17
Adding Heart-Rate Monitoring Functionality to Fitness Gear

A Maxim Integrated biosensor module and open software lets you implement a heart rate monitor with minimal additional hardware and programming.

Publish Date: 2016-11-16
Build a Redundant Power Bus for Reliable UAV Operation

Using a redundant power bus such as N+1 architecture for unmanned aerial vehicles (UAV) applications helps to increase reliability and cost-effectiveness.

Publish Date: 2016-11-15
How to Deploy a Complete Bluetooth-Based IoT Design for Under $40

Learn how to program and code an off-the-shelf Bluetooth sensor board for home or personal use for under $40 total cost!

Publish Date: 2016-11-10
Heterogeneous Multicore Processors Provide the Perfect Platform for Autonomous Devices

Designers rely on Heterogeneous multicore devices from TI and NXP to add precision and adaptive control autonomous device applications.

Publish Date: 2016-11-09
Mesh Networking, the Critical Open Sesame for Smart Lighting Success

Learn about the features of MeshConnect and CSRmesh, how they are used, their impact on smart lighting, and the likely effects of the Bluetooth SIG’s move.

Publish Date: 2016-11-08
Communication Considerations for Distributed Control Applications

When building a distributed smart system, designers must choose the communication architecture to minimize maintenance overhead and deliver superior capability.

Publish Date: 2016-11-03
Radar Sensing for Driverless Vehicles

Advanced Driver Assistance Systems (ADAS) sensor systems are changing the way that radar systems are integrated into driverless, autonomous vehicles.

Publish Date: 2016-11-02
Reduce Design Complexity Using Integrated Isolated Flyback Converters

Use this design to learn how to decrease design complexities and increase stability, safety, and simplicity when integrating isolated flyback converters into your power supply design.

Publish Date: 2016-11-02
Preventing Excessive LED Junction Temperature

How to calculate junction temperatures and prevent high LED junction temperatures with COB designs and other thermal resistance LED packaging alternatives.

Publish Date: 2016-11-01
How Digital Power Management Improves the Performance of Bluetooth Wireless Transceivers in the IoT

Using digital power management techniques helps increase the battery life and performance of Internet of Things (IoT) applications.

Publish Date: 2016-10-27
Isolated Current Sensors Solve Circuit, Safety Problems

Using isolated current sensors in power-related applications helps designers to easily monitor current, increases safety, and eliminates the need for extra isolation circuitry.

Publish Date: 2016-10-27
How to Make a BeagleBone-Based Appliance Notification Texter

A step-by-step guide and reference design explaining how a BeagleBone Green or BeagleBone Black can be programmed to send text notifications to a mobile phone.

Publish Date: 2016-10-26
Simplify Design and Scalability of Automotive Digital Instrument Clusters

Multicore SoCs and power management devices provide an efficient hardware foundation for scalable, high-performance automotive graphics systems.

Publish Date: 2016-10-25
Adding Wireless for IoT: Build, Buy, or Hybrid?

Adding wireless can be a designer’s nightmare. While Wi-Fi, Bluetooth and ZigBee modules make it easier, a designer must choose and integrate the right module.

Publish Date: 2016-10-20
Machine Vision Applications Draw Intelligence from Deep Learning Neural Networks

Learn about deep learning neural networks and how they are being used in industrial, automotive, and commercial applications.

Publish Date: 2016-10-20
Ever-Tighter Energy Efficiency Standards Mean External Power Supply Manufacturers Can Never Rest

Why we energy efficiency standards for external power supplies and how these standards are becoming more strict over the next two years.

Publish Date: 2016-10-20
Make CAN Beyond Automotive into Industrial

CAN has moved from automotive to industrial networking. New transceivers now offer longer bus lengths, more nodes, higher data throughput and voltage isolation.

Publish Date: 2016-10-19
MAXREFDES117#: Heart-Rate and Pulse-Oximetry Monitor

Maxim details its pulse oximeter (PO or SpO2) sensor eval board which can be used with virtually any microcontroller that has an I2C interface.

Publish Date: 2016-10-19
Meeting the Certification Challenge of Evolving Standards in the Internet of Things

As the IoT expands, new certifications and approvals standards such as ETSI EN ensure components are safe and do not compromise the surrounding systems.

Publish Date: 2016-10-18
Keeping the Lights on by Keeping the Power Down

A brief look at surge and safety standards such as IEC 61000-4-5 and IEC 60231 and a discussion of the power-limiting capability of the TPS92210 and TPS92560.

Publish Date: 2016-10-18
Technology to Deliver On the IoT’s Promise

New components and technologies allow near-field-communications (NFC) to be quickly and easily integrated with OS-based applications.

Publish Date: 2016-10-13
How to Speed NFC Integration in OS-Based Applications

The IoT changes how humans and computers commutate with each other, creating efficiency, safety, and convenience in consumer and industrial applications.

Publish Date: 2016-10-13
How to use the Latest Microcontrollers to Simplify Embedded Security

New MCUs are helping IoT developers secure their connected devices, but the new features are only as good as the developer’s ability to use them wisely.

Publish Date: 2016-10-12
PMBus: The Nervous System Bringing Digital Power to Life

By introducing support for adaptive voltage scaling, the latest PMBus specification version 1.3, further extends the capability of this versatile open standard.

Publish Date: 2016-10-12
Giving Vehicles the Power of Sight with the Latest Camera Technologies

Learn about the latest camera technologies including infra-red, Time of Flight 3D, facial recognition and dual dashboard cameras for use in vehicles.

Publish Date: 2016-10-11
How to Dim an LED Without Compromising Light Quality

A guide on how to dim LEDs without decreasing the quality of light as well as the advantages and disadvantages of LED dimming and LED design considerations.

Publish Date: 2016-10-11
How to Select and Apply Smart Current Sensing and Monitoring Technologies (Instead of Fuses)

Learn when and how to implement current sensing and monitoring technologies into your design, and learn how they can help prevent damages from overcurrent.

Publish Date: 2016-10-06
Use The Right ICs to Extend Wearable Device Battery Life

Choosing the right battery charge solutions and management system can help increase the battery life of wearable devices.

Publish Date: 2016-10-05
How to Use Digital Power Management for Energy Harvesting

A designer's guide explaining how to optimize and implement digital management techniques for energy harvesting charging sub-systems.

Publish Date: 2016-10-04
Maxim’s Smart Force Sensor Reference Design: MAXREFDES82#

Maxim’s MAXREFDE82# Smart Force sensor reference design captures analog signals in weigh scale and touch applications with high precision.

Publish Date: 2016-09-29
Properly Configure Parallel Power Supplies to Share Load Current or Risk System Failure

How to correctly configure parallel power supplies in order to achieve redundancy and increase efficiency, reliability, and power supply lifetime.

Publish Date: 2016-09-28
Moving to the Digital Domain for Power Conversion

Transitioning to a digital domain for power conversion is a complex process but has many benefits including adding efficiency and flexibility to your design.

Publish Date: 2016-09-27
The Significance of the Intrinsic Body Diodes Inside MOSFETs

A basic overview of why and how intrinsic body diodes are used inside of MOSFETs along with design considerations.

Publish Date: 2016-09-22
The Future of Wireless Modules

New hardware, software, and standards like NB-IoT are playing a key role in overcoming future challenges of wireless modules.

Publish Date: 2016-09-22
NFC Standard Versus ISO 15693

DigiKey briefly explains NCF standards and ISO 15693 and also explains the differences between them.

Publish Date: 2016-09-21
Digital Control Loops Improve Efficiency

A look at how digital control loops are helping to support and improve efficiency in power converter designs.

Publish Date: 2016-09-21
Easy Build: How to Implement a Linear Stage With Raspberry Pi Project

Using a Raspberry Pi Model B, a linear stage can be built and programmed quickly and efficiently to perform repetitive tasks. This Easy Build shows you how.

Publish Date: 2016-09-20
Buck Converter Design for Minimum EMI

Design suggestions to minimize electromagnetic interference in buck converters.

Publish Date: 2016-09-20
Develop IoT Applications Fast with Open-Source Hardware and Amazon Web Services Combo

The open-source BeagleBone Green Wireless, with its custom port of the AWS IoT SDK, offers a platform for rapid development of sophisticated IoT applications.

Publish Date: 2016-09-15
Simple Explanation of Capacitor ESR – Why Is It Important and How Is It Specified?

What equivalent series resistance (ESR) is, its importance, and how it is specified.

Publish Date: 2016-09-15
Agile Smart-Sensor Design with Scalable Wireless MCUs

Wireless MCU platforms are being utilized in wireless designs in order to help simplify development, gain flexibility, and save battery life.

Publish Date: 2016-09-14
A 3-Phase Bridge Rectifier Module for a 3-Phase Input at 130 Vrms and 3700 Hz (Max. Load of 10 ADC)

Review specifications and other features that should be taken into consideration when choosing a 3-phase bridge rectifier module.

Publish Date: 2016-09-14
Learn IoT Functional Requirements From Smart Plug Reference Design

Internet of Things (IoT) reference designs help designers to quickly and easily understand the details and functions of IoT, decreasing the time to market.

Publish Date: 2016-09-13
Accelerometer Measurements using an ADXL326 and a 12-bit ADC

The ADXL326 accelerometers from Analog Devices are highly sensitive and responsive and are available at Digi-Key Electronics today!

Publish Date: 2016-09-13
Careful Sensor Selection Ensures Desirable – and Avoids Undesirable – Outcomes

Control-system designers must ensure a system operates correctly, accurately, precisely, and predictably, while also ensuring against faults and failures.

Publish Date: 2016-09-08
Use Specialized MCUs to Simplify Motion-Control Design

With their integrated error-detection capabilities, DSPs and MCUs offer designers a solid foundation for safety in collaborative robotic systems.

Publish Date: 2016-09-07
“Schmitt Trigger” Versus “Schmitt Trigger Action”

Comparing “Schmitt Trigger” and “Schmitt Trigger Action” Transitions.

Publish Date: 2016-09-07
Any Color, As Long As It’s White – Could TM-30 Be the Unambiguous Color-Quality Metric We Need?

The new TM-30 test method could change the way manufacturers of all types of LED lighting describe products to their target markets.

Publish Date: 2016-09-06
Using Planar Transformers in DC-DC Converter Designs

Evaluating planar transformers for DC-DC converter designs.

Publish Date: 2016-09-06
How to Debounce a Button Input Using Programmable Logic

Switch debouncing utilizing the programmable logic of FPGAs and CPLDs.

Publish Date: 2016-09-02
A Designer's Guide to Lithium (Li-ion) Battery Charging

This designer's guide helps you discover how you can safely and rapidly charge lithium (LI-ion) batteries to 20%-70% capacity in about 20-30 minutes.

Publish Date: 2016-09-01
How to Tackle Real-Time Video Processing

Processors from NXP and hardware-based algorithms from Digilent help develop the capabilities for real-time video processing applications.

Publish Date: 2016-08-31
Integrating Energy Harvesting and Future Wireless Modules

Energy harvesting in wireless modules can eliminate battery use which decreases component size and increases the availability of wireless sensor modules.

Publish Date: 2016-08-30
Using a Thread-Based Kit to Speed Development of Smart Home IoT Devices

Using a Thread-based kit such as Silicon Labs’ SLWSTK6000, developers can get a secure, reliable, low-power IoT networking application off the ground quickly.

Publish Date: 2016-08-25
Voltage Control Boosts Sensor Node Efficiency

MCUs ability to support sleep modes and dynamic control of voltage and current support energy-efficient designs that allow for long battery lifetimes.

Publish Date: 2016-08-24
New Applications Driving 13.6% CAGR for e-paper Displays Between Now and 2022

Changes in technology and the always increasing need for power and energy efficiency are driving the demand for e-paper displays in applications.

Publish Date: 2016-08-23
New Stepper Motor ICs Simplify Security Camera Positioning Design

New bipolar stepper motor ICs from ON Semiconductor and Allegro Microsystems provide smooth, precise movements of surveillance camera position systems.

Publish Date: 2016-08-18
Point-of-Load Module Considerations

Review efficiency, output, cooling, and more key performance features of point-of-load (POL) DC/DC converters and how they may affect your specific system design.

Publish Date: 2016-08-17
How a New Breed of Wireless MCUs and Modules Are Enabling Connected IoT Applications

Standalone wireless MCUs and modules from Silicon Labs, Texas Instruments, and Seeed save design resources and budget by reducing BOM costs and time to market.

Publish Date: 2016-08-16
The Right DAC Can Simplify Your Next 5G or LTE MIMO Design

As MIMO moves from Wi-Fi to LTE and 5G, designers should pay particular attention to digital-to-analog converters (DACs) with special MIMO-enabling timing hooks.

Publish Date: 2016-08-11
Rise of the Cobots Inspires Safety Innovation

Cobots help reduce operating costs while ensuring quality in industrial applications where environments may be too harsh for humans to safely work.

Publish Date: 2016-08-10
Smart Developers Leverage Built-In Processor Support for Safety-Critical Applications

Find out how integrated features of specialized DSPs and MCUs can help increase safety and efficiency by detecting and identifying machine and human errors.

Publish Date: 2016-08-09
Don't Touch! Designing Capacitive Proximity Sensing Into IoT, Industrial, & Automotive Applications

Capacitive proximity sensing is a contactless technology with multiple IoT applications, but designers must avoid certain pitfalls to achieve optimum performance.

Publish Date: 2016-08-04
Robotics Is Moving Off the Maker’s Bench and into the Mainstream

Discuss how the maker movement of robotics is now evolving into integration in everyday consumer applications and products, where robotics help enable technology.

Publish Date: 2016-08-03
The Basics of Chip on Board (COB) LEDs

A basic overview of chip on board (cob) LEDs including the advantages and disadvantages of use as well as common applications that use cob LEDs.

Publish Date: 2016-08-03
Inductive Versus Resonant Wireless Charging: A Truce May Be a Designer’s Best Choice

Compare the benefits and downfalls of inductive and resonant wireless charging methods, and find which charging method is the best fit for your application.

Publish Date: 2016-08-02
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