In this article, we’ll delve into semiconductor physics to better understand the operation of photodiodes.
December 18, 2020 by Robert Keim
Building automation is a rapidly expanding area of electronic design. This article goes over five new technologies pushing this technology forward from the component level.
In partnership with Mouser Electronics
See how multi-channel automotive LED driver ICs implement backlight local dimming, bringing ‘true black’ to automotive LCD displays.
February 04, 2020 by Szukang Hsien, Maxim Integrated
Learn more about the design considerations that go into developing adaptive automotive lighting solutions.
November 06, 2019 by Dr. Steve Arar
This application note series explores the measurement of the dynamic resistance of an LED and how to create a usable SPICE model from the data.
October 28, 2019 by Steve Sandler
Optocouplers are undoubtedly effective, but alternative isolation technologies may be a better choice for your application.
July 13, 2018 by Robert Keim
This article, part of AAC’s Analog Circuit Collection, shows you how linear voltage regulators can also be handy in constant-current applications.
February 12, 2018 by Robert Keim
This article, part of AAC’s Analog Circuit Collection, presents a straightforward way to precisely control the current through an LED (or through a typical resistive load).
February 05, 2018 by Robert Keim
Blending colors may sound elementary but it is vital in drawing attention to your project with RGB LEDs!
November 08, 2017 by Ryan Jones
In this article, we talk about the basics of optoelectronics, including a brief lecture on photons. Also, various optoelectronic devices will be discussed including lamps, LEDs, photodiodes, photoresistors, and laser diodes.
July 10, 2017 by Nick Davis
ICs such as the BCR401U provide high-quality control of LEDs for applications that require something better than the typical series-resistor arrangement.
May 25, 2017 by Robert Keim
Let’s take a look at how to make your LED array more robust; we’ll use the PLEDxN series from Littelfuse as an example.
March 30, 2017 by Robert Keim
The AS7261 is a highly integrated sensor that provides optical measurements via a digital interface.
March 23, 2017 by Robert Keim
Using a custom framework (RIOT) to control an LED with a networked computer.
February 08, 2017 by Robin Mitchell
LED ring flashes and lights can be a valuable tool for photographers. In this tutorial, we are going to build our own ring light out of LEDs!
January 26, 2017 by Alex Udanis
Tracking an infrared light source is not as difficult as you might think; a 14-pin PICAXE, a stepper motor with a driver IC, three phototransistors, and a few other components will do the trick.
January 17, 2017 by Charles R. Hampton
When you have multiple LEDs with a common anode or common cathode, can you use just one current-limiting resistor? Let’s take a look.
November 15, 2016 by Robert Keim
Freeze moments in time to easily produce extraordinary close-up pictures with your digital camera, an Arduino, and these simple circuits.
November 14, 2016 by Raymond Genovese
In the final installment, we build our light-blade and assemble the electronics into the hilt.
October 21, 2016 by Jeremy Lee
In part 3, we compile the firmware and build the controller at the heart of the Saber, then do initial testing and diagnostics.
October 20, 2016 by Jeremy Lee
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