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Power Technical Articles
Test & Measurement
Understanding, Calculating, and Measuring Total Harmonic Distortion (THD)
Total harmonic distortion (THD) is a measurement that tells you how much of the distortion of a voltage or current is due to harmonics in the signal.
February 20, 2017
Introduction to Low-Power Embedded Design
Low power consumption has become an important design goal in many electronic systems. This article introduces essential concepts and techniques....
February 17, 2017
How the Boost PFC Converter Circuit Improves Power Quality
A boost power factor correction (PFC) converter can significantly improve both the power factor and the harmonic distortion.
December 16, 2016
Power Factor, THD, and Why Linear Power Supplies Fail to Meet Power Standards
A discussion of international electrical quality standards and why basic linear power supplies fail to meet them.
December 08, 2016
Tesla’s Towers: Pikes Peak, Wardenclyffe, and Wireless Power Transmission
Even a genius like Tesla couldn't escape the market rules of product success: Be first to market, offer good value, and best the competition....
December 01, 2016
Introduction to Wireless Power Transfer
Wireless Power Transfer holds the promise of freeing us from the tyranny of power cords. This technology is being incorporated into all kinds of devices and systems....
October 28, 2016
Understanding MOSFET On-State Drain-to-Source Resistance
This technical brief covers some useful details regarding a common MOSFET parameter referred to as on-state resistance.
September 02, 2016
Stencil Design for Exposed-Pad Packages
A properly designed solder stencil helps to ensure successful reflow soldering with IC packages that have an exposed thermal pad.
August 04, 2016
Thermal Design with Exposed-Pad Packages
This technical brief discusses thermal design techniques for IC packages—such as QFN, DFN, and MLP—that incorporate an exposed thermal pad....
August 01, 2016
Rapid Analysis of BJT Switch/Driver Circuits
This technical brief explains a quick, straightforward procedure for evaluating a switch/driver circuit based on an NPN bipolar junction transistor....
July 21, 2016
An Introduction to Rectifier Circuits
An important application of the diode is one that takes place in the design of the rectifier circuit. Simply put, this circuit converts alternating current (AC) to direct current (DC). This is...
June 27, 2016
The How and Why of Energy Harvesting for Low-Power Applications
Harvesting energy from non-conventional sources has received an increased interest as designers look for alternative power sources. Even though the power is usually harvested in small amounts,...
June 23, 2016
Analysis of Forward Conducting Diodes
In this article, we will learn how to analyze circuits that utilize forward conducting diodes. We will also talk about the exponential model, constant voltage drop model, as well as the ideal...
June 17, 2016
Characteristics of Junction Diodes
In this article, we will look at the characteristics of junction diodes and learn how to analyze circuits containing diodes that operate in the forward, reverse, and breakdown biases....
May 20, 2016
Choosing the Right LDO: Beyond the Basic Specs
Learn about some of those less-than-obvious specifications found in datasheets for linear voltage regulators.
May 12, 2016
Characteristics of the Ideal Silicon Diode
In this article, we will discuss some characteristics of the ideal diode. We'll also learn how to analyze circuits that contain more than one ideal diode in conjunction with resistors and DC...
May 06, 2016
Non-inverting Configuration of an Operational Amplifier
Mentioned in the previous article, the first of two most commonly used operational amplifiers, the inverting configuration is heavily used in audio mixers or digital-to-audio converters. In...
May 02, 2016
The Inverting Configuration of an Amplifier
Mentioned in the previous article, an operational amplifier is usually connected to components in a feedback circuit. In this article, we will discuss one of two amp configurations that are...
April 13, 2016
Linear Amplitude Modulation Applications
In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between communication methods that do and do not use modulation....
April 04, 2016
How to Buffer an Op-Amp Output for Higher Current, Part 4
If you choose to buffer with MOSFETs instead of BJTs, you need to consider the relationship between gate capacitance and instability.
March 23, 2016
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