Understanding Energy Density and Power Density in Capacitor Applications

Posted by Peter Matthews on Feb 26, 2025 8:15:00 AM

Energy density and power density are essential, yet unique, metrics. Understanding the differences between them is crucial for designing efficient energy storage solutions. This blog explores those differences and their impact on capacitor performance.

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Topics: Capacitor, Electric Vehicles, Industrial

Generating High Voltage Pulses with Marx Generators

Posted by Peter Matthews on Feb 19, 2025 8:15:00 AM

Pulsed energy drives a wide range of high-energy applications, from particle acceleration to fusion research and electromagnetic pulse (EMP) simulation. Marx generators play a critical role in generating those high-voltage pulses by amplifying lower voltage DC inputs. Here, we’ll cover how Marx generators operate, recent advancements enhancing their efficiency and reliability and the critical role of capacitors in shaping their performance. 

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Topics: Capacitor, Energy

SLCs vs. MLCCs: Which Capacitor Type is Right for My Application?

Posted by Victor Lu on Feb 12, 2025 7:30:00 AM

Capacitors are essential passive components for designing any electrical circuit. But there are so many options to choose from with a wide range of specifications that it can be overwhelming to determine what capacitor may be the best fit for your application. One early decision that circuit designers must make is to determine if a single-layer capacitor (SLC) or multi-layer ceramic capacitor (MLCC) is the right fit for their application needs. 

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Topics: Capacitor

The Benefits of Using Supercapacitors for Recloser Back-Up Power

Posted by Peter Matthews on Feb 5, 2025 8:00:00 AM

To protect electrical grids from overloads and faults, utility companies can incorporate reclosers. When a fault occurs, this high-voltage circuit breaker automatically closes to isolate the faulty sections of the grid, allowing other areas of the grid to continue to operate safely. The recloser can then automatically test the electrical lines to determine if the issue has been resolved and reset itself, restoring power more quickly once a fault is cleared. Reclosers are also designed to perform remote switching, enabling utilities to manage their networks more efficiently.

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Topics: Capacitor, Energy

Supercapacitor Modules Bridge the Power Gap for No-Fail Systems

Posted by Peter Matthews on Jan 8, 2025 8:15:00 AM

With more and more mission-critical systems relying on electrical power, consistent and reliable backup power is essential to ensure uninterrupted operation. Facilities like data centers and hospitals leverage backup power to manage the short, but potentially catastrophic, delay between grid power failure and the start of long-term back up (e.g., local generation via diesel generators).  

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Topics: Capacitor, Medical, High Reliability, Industrial

EIA MLCC Case Sizes: Past and Future

Posted by Victor Lu on Jan 2, 2025 10:15:02 AM

Standards are a form of technical infrastructure, and their influence is felt throughout the electronics industry. For example, formed in 1924, the Electronic Industries Alliance (EIA) was an American standards organization that established an alliance of trade associations in the United States electronics manufacturing industry. Their collaboration ensured that electronic equipment produced by different manufacturers was compatible and interchangeable. The EIA formally dissolved in February 2011, dividing by sector.

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Topics: Capacitor

A Q&A on Thin Film Circuit Technology

Posted by Peter Matthews on Dec 4, 2024 8:00:00 AM

As a manufacturer of custom ceramics for thin-film circuit development for more than four decades, we are highly familiar with all the complexities involved in working with these materials to build a variety of circuits. Over the years, we’ve received quite a few questions about this technology, so we put together this Q&A to help answer some of the common questions you may have about thin film circuits. 

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Topics: Capacitor, Build to Print

Understanding Buck and Boost Converters and the Capacitors Behind Them

Posted by Jordan Yates on Nov 25, 2024 8:15:00 AM

Product designers working on critical applications requiring electrical power must carefully select components that not only supply the appropriate amount of voltage at the right time, but also help mitigate issues such as voltage ripple, ensure system longevity, and improve component reliability. 

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Topics: Capacitor

Powering Artificial Intelligence with Low-Loss Capacitors

Posted by Peter Matthews on Nov 13, 2024 8:15:00 AM

In a short period of time, artificial intelligence (AI) large language models (LLMs) like ChatGTP and Claude have made leaps and bounds in terms of their size and sophistication. Size, as measured by the number of parameters, has increased by a factor of one thousand in merely five years, and it’s not projected to stop (Figure 1). This rapid growth raises numerous questions about the future of AI, while also presenting immediate challenges, with power consumption being a significant concern.  

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Topics: Capacitor, Industrial

Exploring Our Energy Future with the Help of Capacitors

Posted by Peter Matthews on Nov 6, 2024 8:15:00 AM

Companies across the world are engaged in fusion research; some are large national and international labs while others are start-ups looking for lower-cost alternatives to traditional fusion techniques. Their work is built on the premise that fused light nuclei have a net positive energy yield because their combined mass is less than the sum of their individual masses before fusion. Think Albert Einstein’s E = mc2

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Topics: Capacitor, Energy

Insights Into Precision Passive Devices

Knowles Precision Devices is a premier global source for Capacitors, RF Filters, EMI Filters, Resonators, non-magnetic components and advanced dielectric materials. An umbrella for the brands of Compex, DLI, Johanson MFG, Novacap, Syfer and Voltronics, Knowles Precision Devices serves a variety of markets including military, aerospace/avionics, medical equipment, implantable devices, EMI and connector filtering, oil exploration, instrumentation, industrial electronics, automotive, telecoms and data networks.

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  • Filters for 5G and mmWave
  • Capacitors for High Voltage
  • Capacitors for High Reliability

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