Wireless Power Transfer circuits demand stable high capacitance, high voltage capacitors to act as the tank capacitor in the LC resonant circuit. Multi-Layer Ceramic Capacitors (MLCCs) are increasingly used for this application due to their volumetric efficiency and cost-effective mounting techniques, but there are caveats that need to be followed to achieve reliable operation. This presentation addresses… Read more »
Search Results Found For: "MLCC"
Webinar: Addressing MLCC performance issues in high-voltage EV applications
In recent years, multilayer ceramic capacitors (MLCCs) have emerged as an excellent capacitor option for the high-power electrical systems needed in electric vehicle (EVs) due to their small physical size, low inductance, and ability to operate at higher temperatures. However, engineers are facing two big challenges with MLCCs including DC bias that can cause capacitance losses of 80 to… Read more »
Considerations for selecting automotive-grade multilayer ceramic capacitors for electric vehicles (Whitepaper)
Sponsored by Knowles. Today, the adoption of electric vehicles for both consumer and commercial purposes is rapidly growing. In 2023, EVs made up 17 percent of worldwide automobile sales. For EV design engineers and purchasing agents, this drive towards increased electrification results in the challenge of finding cutting-edge components that can handle increasing temperatures, voltage,… Read more »
Samsung Electro-Mechanics expands range of multilayer ceramic capacitors for high-voltage EV applications
South Korean electronic component company Samsung Electro-Mechanics has expanded its range of automotive high-voltage multilayer ceramic capacitor (MLCC) products to support larger sizes. The trend towards using higher voltages in EV power electronic components, including onboard chargers, motor drive inverters, DC-DC converters, wireless power transfer systems, battery management systems, compressors and pumps is increasing demand… Read more »
Samsung Electro-Mechanics releases new automotive multilayer ceramic capacitor
South Korean electronic component company Samsung Electro-Mechanics has started production of a new compact high-capacitance multilayer ceramic capacitor (MLCC). The CL32B226KLV6PN# is designed for use in constrained spaces such as 12 V EV battery systems and 48 V/12 V bidirectional DC-DC converter output stages. The company used fine-particle ceramic and electrode materials, along with ultra-precision… Read more »
Looking closer at filter, resonant, and snubber capacitors in EVs (Whitepaper)
Sponsored by Knowles Precision Devices. Many power electronics today are being designed for use in high-temperature, high-voltage environments, such as inside electric vehicles (EVs). However, size, weight, and power (SWaP) are also key factors driving electronic product development. These conflicting design criteria are an issue for many electrical engineers because space is not available to… Read more »
Looking closer at filter, resonant and snubber capacitors in EVs (Whitepaper)
Sponsored by Knowles Precision Devices Many power electronics today are being designed for use in high-temperature, high-voltage environments, such as inside electric vehicles. However, size, weight, and power (SWaP) are also key factors driving electronic product development. These conflicting design criteria are an issue for many electrical engineers because space is not available to simply add… Read more »
Looking closer at filter, resonant and snubber capacitors in EVs (Whitepaper)
Sponsored by Knowles Precision Devices Many power electronics today are being designed for use in high-temperature, high-voltage environments, such as inside electric vehicles. However, size, weight, and power (SWaP) are also key factors driving electronic product development. These conflicting design criteria are an issue for many electrical engineers because space is not available to simply add… Read more »
Considerations for selecting automotive-grade multilayer ceramic capacitors in EVs
Sponsored by Knowles Precision Devices The worldwide electric vehicle (EV) market is exploding in demand and mainstream adoption as governments push for fuel economy improvements and automotive companies look for new market opportunities. According to Forbes, “by 2020, EVs are likely to cost the same as conventional fuel powered equivalents.” Major manufacturers – like General Motors, Toyota,… Read more »
The need for high-temperature capacitors in DC link buses
Sponsored by Knowles Precision Devices Today’s advancements in power electronics are reaching all-new highs in performance. In the quest for increasing efficiency and power density of converters and inverters, manufacturers are looking to use WBG semiconductors, such as gallium nitride (GaN) and silicon carbide (SiC), for making metal-oxide semiconductor field-effect transistors (MOSFETs), metal-semiconductor field-effect transistors (MESFETs)… Read more »