Technical Articles

EA Elektro-Automatik Inc. has published these technical articles:

(Power Supplies)
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What does it mean when to talk about a bi-directional power supply?...
(Power Supplies)
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How susceptible is circuitry to noise on your DC rail lines?...
(Power Supply and Conditioning)
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Choosing the right programmable power supply for your test system or application can feel overwhelming if you are not sure of all the considerations involved. This book by EA Elektro-Automatik (EA)...
(Power Supply and Conditioning)
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The automobile market regarding car models powered by (hydrogen) fuel cells is growing from year to year in the private, bus and transport sector. This application note is supposed to introduce and...
(Power Supply and Conditioning)
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Series connection of electronic loads requires all involved units to always have equal internal resistance to equally distribute the DC input voltage. That also includes the potential of the DC input...
(Batteries and Accessories)
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In order to keep up with advanced battery technology, manufacturers and users need battery test systems that are flexible and responsive....
(Batteries and Accessories)
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Many test applications require systems that both provide power and consume power. One of the most common applications for this type of functionality is battery testing....
(Power Supply and Conditioning)
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Choosing the right DC power supply for the lab or your bench is not as easy as it seems....
(Batteries and Accessories)
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E-mobility is booming. In 2020, the global fleet of electrically powered vehicles rose to 10.9 million, powered by lithium-ion batteries. However, with increasing operating time, the lithium-ion...
(Power Supply and Conditioning)
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Designing and manufacturing quality fuel cells requires characterizing the device and testing device performance...
(Batteries and Accessories)
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As they become more widely used, there is a question of how best to re-use or recycle the lithium-ion batteries that power these vehicles....
(Batteries and Accessories)
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There are many advantages to simulating batteries when testing battery-powered equipment, battery chargers, or battery-management systems during design and production tests...
(Power Supply and Conditioning)
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Electronic loads are versatile instruments that are used in a wide variety of applications, but their operation is often misunderstood....
(Power Supply and Conditioning)
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Many Elektro-Automatik programmable power supplies feature a software-based function generator that can generate typical functions, such as sine, square, and triangle waves, and apply them to either...
(Power Supply and Conditioning)
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"Autoranging" is the term used to describe the ability of a programmable DC source to maintain full power output across a wider range of output voltages and currents than traditional DC power supplies...
(Power Supply and Conditioning)
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As the semiconductor industry begins to heat up in 2021, at least according to Semiconductor Industry Association’s optimistic forecasts device demand, test engineers are going to need to find...
(Power Supply and Conditioning)
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The first step in choosing a DC power supply is determining how much output power you will need....
(Power Supply and Conditioning)
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Switch-mode power supplies used in data centers, industrial equipment, medical devices and other critical applications are typically subjected to burn-in operation at full load over an extended period...
(Power Supplies)
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As the effects of climate change intensify, carbon-neutral, renewable energy sources become more important. Solar power is a clean energy source for areas of the planet that receive a large amount of...
(Power Supply and Conditioning)
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Each year vehicle electrification continues to increase, with all signs pointing to this trend accelerating in the future. Some of the factors contributing to this development are the increasing use...
(Power Supplies)
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In today's fast-paced world the need to create quicker, more mobile mechanical devices is steadily increasing. One primary method for doing this is to replace traditional gas powered or plugged-in...
(Power Supplies)
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Programmable DC power supplies are key components for both production testing and product development in everything from photovoltaic technology to battery and fuel cell testing. The complexities that...
(Batteries and Accessories)
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Why use programmable DC power supplies to charge batteries, specifically Lithium-ion ones?...
(Power Supply and Conditioning)
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How programmable power supplies from the EA-10000 series help to improve PEM electrolyser stacks...
(Power Supplies)
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EA-Elektro-Automatik 's Programmable, bidirectional, autoranging DC power supplies, combined with EA's PC-based Power Control software offer OEMs of EVs and HEVs a fast, accurate and cost-effective...
(Power Supply and Conditioning)
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In order to explain the different earthing systems, it has become prevalent to consider the three-phase supply after the last transformer....
(Power Supply and Conditioning)
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All models of the PSB, PSI, and ELR 10000 series feature an IU table function as part of the function generator....
(Power Supplies)
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Overlooking a feature (or features) can be an expensive error. The result can be a delay in a project schedule or a delay in the shipment of a new product...
(Power Supply and Conditioning)
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EA's new EA-BT 20000 Triple Battery Tester was created to address these test roadblocks with a unique design that duplicates the functionality of three previously separate instruments - all in a more...
(Power Supply and Conditioning)
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This operation mode is related to the connection of a power supply as voltage source and an electronic load as current sink....
(Power Supply and Conditioning)
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Two-quadrants operation (2QO) aka source-sink principle...
(Power Supply and Conditioning)
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Guide to zero volt operation with an electronic load...
(Power Supplies)
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Overlooking key features can lead to costly errors, project delays, or even the need to replace the power supply completely....
(Power Supply and Conditioning)
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Today's electronic loads have numerous features for testing electronic devices. The wide range of capabilities can pose a considerable challenge for selecting a cost-effective electronic load that can...
(Power Supplies)
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The battery is the most important component of an electric vehicle (EV). Electrical performance testing is necessary to ensure that the battery meets its performance specifications for operational...
(Power Supply and Conditioning)
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How EA Elektro-Automatik supports the future of hydrogen-fueled airplanes with electric propulsion systems...
(Power Supplies)
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Do you need a high-power system for testing or performing burn-in on solar panel arrays, electric vehicle batteries, fuel cells systems or other products that require high power? These questions will...
(Power Supply and Conditioning)
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Programmable DC power supplies have long been leveraged in power electronics and battery testing. In the array of performance testing and product characterizations that need to be performed, test...
(Power Supply and Conditioning)
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Let's review how an actual DC programmable power supply works....
(Power Supplies)
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The world of batteries is complex, as myriad chemistries have advanced during the past few years, enabling manufacturers to narrow down their choice of chemistries....
(Power Supply and Conditioning)
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What series is your device from? Need long distance? Industrial grade?...
(Power Supply and Conditioning)
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The world and the global industry are undergoing a transformational process toward a zero-emission future. To achieve this, various areas are being electrified, for example, in the field of...
(Power Supply and Conditioning)
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Can surplus power be recycled and put to use within the facility?...
(Power Supplies)
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Increasing demand and falling costs for solar and wind renewable energy, along with advances in electrolysis technology, are spurring growth in the use of hydrogen to power fuel cells for energy...
(Power Supply and Conditioning)
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Connecting a DC power supply to a load may seem clear-cut, but it can become challenging in certain situations....
(Power Supply and Conditioning)
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In response to the market requirements for testing these higher power products, EA needed to develop higher output power supplies with higher output voltage, smaller test system volume, and lower...
(Power Supplies)
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Here we will focus on a critical element in designing a high-power ATE system - the power instruments....
(Power Supply and Conditioning)
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Thorough testing with appropriate test tolerances to endure product reliability and maximizing test speed to reduce test costs are always the primary goals for manufacturing test engineers. However,...
(Power Supplies)
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The Challenge in Electronic Product Manufacturing...
(Power Supply and Conditioning)
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With the rising penetration of energy-consuming native direct current (DC) loads in commercial and residential applications, and the increasing focus on the adoption of energy-efficient systems to...
(Power Supplies)
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How Autoranging Saves Capital Costs and Rack Space (and How True Autoranging Saves Even More!)...
(Power Supplies)
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What defines programmable power supply accuracy?...
(Power Supply and Conditioning)
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Developing a high-power automated test equipment (ATE) system poses numerous challenges for test engineers. However, testing is essential to ensure a product is safe and meets its published...
(Power Supply and Conditioning)
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The design is complete, and performance has been validated. The test requirements are defined. Now, the test engineer is challenged to transition the design to the manufacturing floor....
(Power Supply and Conditioning)
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While manufacturers of DC power supplies design their supplies to be stable when powering any type of load, that does not mean the power supply is impervious to certain load characteristics that can...
(Power Supply and Conditioning)
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Programmable DC power supplies have long been leveraged in power electronics and battery testing....
(Power Supply and Conditioning)
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With the increasing demand for levels in electrical energy, continual advances in renewable energy solutions are required....
(Power Supplies)
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The reality of supplying voltage to a load...