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Power Supplies & Energy Storage

Checking the charge at the Battery Show

One of the interesting aspects of the electronics industry is the resurgence of power as a critical application space and functionality enabler. Once the last thing considered in a design, power systems are now among the first things to be considered. One ramification of this is ...

Motion Control Power Supplies & Energy Storage Test & Measurement Special Reports

Perambulating PCIM

One of the biggest electronic events in the power industry, the Power Control and Intelligent Motion (PCIM) conference and exhibition is always a great event to attend. This year over eleven thousand visitors explored the goods and services of over five hundred exhibitors, learni...

Components & Devices Power Supplies & Energy Storage Test & Measurement Special Reports

The DC-DC Boost Converter, Part 3 – Power Supply Design Tutorial Section 5-3

This is the last part of the series dedicated to the boost converter, where we walk through the PCB layout for a medium power boost with a synchronous MOSFET at the output instead of the more traditional output diode. You don't have to read sections 5-1 or 5-2 first to appreciate...

Components & Devices Power Supplies & Energy Storage Special Reports

The DC-DC Boost Converter, Part 2 – Power Supply Design Tutorial Section 5-2

This is a continuation of Section 5-1, and I recommend reading section 5-1 before this one. It may also be useful to read section 2 on the buck converter for some background information that I don't repeat here for the boost. Section 5-2 Agenda Output capacitors – for s...

Components & Devices Power Supplies & Energy Storage Special Reports

The DC-DC Boost Converter – Power Supply Design Tutorial Section 5-1

The boost is the second most common non-isolated typology, in terms of units sold and functioning, and a lot of that is thanks to LED drivers, especially mobile devices. The boost is a logical next step to analyze after the buck, and it's the second of the three most basic DC to ...

Components & Devices Power Supplies & Energy Storage Special Reports

Switching Edge Control for EMC – Power Supply Design Tutorial Section 4-2

This section will conclude the part of the tutorial dedicated to edge control for optimum-radiated EMI. And apart from first viewing section 4-1, I encourage you to also view  part 3, on PCB layout, as a complement to best practice for electromagnetic compatibility in general. ...

Power Supplies & Energy Storage Special Reports

Switching Edge Control for EMC – Power Supply Design Tutorial Section 4-1

This part of thePower Supply Design Tutorial is dedicated to edge control for optimum radiated EMI. Section 4-1 Agenda Parasitic capacitance and inductance cannot be avoided Noise energy sources depending upon switch type When ringing is normal (DCM) What are “sp...

Power Supplies & Energy Storage Test & Measurement Special Reports

Step-by-Step Example for Practical PCB Design – Power Supply Design Tutorial Section 3-3

Welcome to section, 3-3 of our Power Supply Design Tutorial. If you have seen yet parts 3-1 and 3-2, I strongly encourage you to do so. Since this section takes all the theory discussed in the previous two, it represents a step-by-step application of it all for a practical PCB de...

Power Supplies & Energy Storage Test & Measurement Thermal Management Special Reports

APEC’s growth reflects the health of the power industry

This year’s Applied Power Electronics Conference (APEC) in San Antonio (Anaheim, CA next year) was larger than the last, and represents the new energy in the power industry (pun intended). Over 5,000 power electronics engineering professionals attended, and APEC broke records i...

Components & Devices Components & Devices Power Supplies & Energy Storage Power Supplies & Energy Storage Thermal Management Special Reports Technology

PCB Layout for EMC – Power Supply Design Tutorial Section 3-1

This is part 3-1, the beginning of my personal favourite session of the entire series, where we'll talk about PCB design for the best possible electromagnetic compatibility or EMC.  Section 3-1 Agenda  •       Electron “psychology” •       Inductors –...

Components & Devices Power Supplies & Energy Storage Test & Measurement Thermal Management Special Reports

The Buck Regulator, Part 3 – Power Supply Design Tutorial Section 2-3

This is the final part of three sessions dedicated to the buck regulator in great detail. Though not strictly necessary, I strongly suggest that you read sections 2-1 and 2-2, where I discussed the input capacitors, the output inductor, and the output capacitors before watching t...

Power Supplies & Energy Storage Special Reports

The Buck Regulator, continued – Power Supply Design Tutorial Part 2-2

Here is the agenda for Part 2-2 of our Power Supply Design Tutorial: RMS currents in buck input capacitors Total RMS current Split between MLCC and bulk capacitors Design philosophy and selection of output capacitors for buck regulators As you can see, this...

Power Supplies & Energy Storage Special Reports

The Buck Regulator – Power Supply Design Tutorial Part 2-1

In Part 2-1 of our Power Supply Design Tutorial we're going to start a deep-dive into the buck converter and select one very important part, the output inductor. Then, we'll begin with the design philosophy for the input capacitors. Section 2-1 Agenda Synchronous and non-sy...

Power Supplies & Energy Storage Special Reports

Power Supply Design Tutorial (Part 1-2) – Topologies and Fundamentals, continued

Welcome to part 1-2 of the Power Induced Design Power Supply Design seminar, brought to you by Power Electronics News. In this session we'll look at the three basic DC to DC converter topologies in more detail. We'll also examine the flyback converter, and some of the compound sw...

Power Supplies & Energy Storage Special Reports

Power Supply Design Tutorial

This series of tutorials explains in-depth design steps for the buck and the boost topology DC-DC switching regulators, supplemented by dedicated sessions on PCB layout and signal edge control for EMI that apply to all switching regulators. This tutorials series is split into 15 ...

Power Supplies & Energy Storage Special Reports

Special Report: driving industriously forward

One of the criticisms of the term “Internet of Things” is that it is too damn broad. It was expected and predicted that the various application areas involved would become sub-cultures within the IoT, and industrial systems have come out strongly as one of those areas. The sp...

Components & Devices Power Supplies & Energy Storage Special Reports

Choosing the right switch for the job: a guide to switch selection in mission-critical devices

When it comes to the performance of mission-critical devices, such as medical products or factory equipment, it’s no secret that accuracy and reliability are key success factors. Whether it’s an automatic external defibrillator (AED) for a heart attack victim or a pressure tr...

Components & Devices Power Supplies & Energy Storage Thermal Management Special Reports

A further look at the Internet of Things

The Internet of Things (IoT) is widely lambasted as an acronym by many in the industry for reasons varying from inappropriateness to inadequacy. The reality is that the term is both of those things, yet neither, because the real issue is that the IoT space is so huge that it requ...

Assemblies & Cables Components & Devices Motion Control Power Supplies & Energy Storage Test & Measurement Thermal Management Special Reports

Intelligent power: Special Report

Power is a universal aspect of our industry (and the world), as there is no such thing as electronics without electricity (biotech notwithstanding). A significant amount of our ability to create advanced electronics lies in our ability to manage and deliver power exactly where ne...

Components & Devices Power Supplies & Energy Storage Special Reports

Securing power systems in cyberspace

Security is an issue as old as property and will exist as long as people have things to protect. Once upon a time, in order to secure a facility, one only had to worry about physical dangers. Put up a fence, buy a few dogs, and hire a couple of people with guns to walk around and...

Power Supplies & Energy Storage Special Reports