Ceramic Capacitors

High performance ceramic capacitors designed to meet the needs of the world's most demanding applications.

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All MLCC's

Multi-layer ceramic capacitors engineered for reliability and efficiency.

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AEC-Q200

AEC-Q200 qualified capacitors deliver reliable performance for environments requiring stringent quality and durability standards.

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Detonation & Pulse

High-powered capacitors designed for the most demanding applications.

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High Q

Ultra-low loss and stable performance for high-frequency, high-power applications requiring minimal energy dissipation.

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High Reliability

Capacitors that deliver consistent electrical performance for mission-critical applications requiring stringent quality and durability standards.

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High Temperature

Engineered to deliver stable electrical performance in extreme environments.

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Non Magnetic

For sensitive applications where magnetic interference must be minimized.

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Safety Cap

Safety‑certified Class X and Y capacitors engineered for AC line filtering and EMI suppression in high-voltage applications.

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Educational Resources

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Blogs

Catalogs

Whitepapers

Videos

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Expanding Design Flexibility with New 3825 Case Size X1/Y2 Safety-Certified MLCCs

Knowles’ expanded X1/Y2 safety-certified MLCC portfolio enables more compact, high-voltage power electronics with enhanced safety, reliability, and EMI suppression.

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AEC-Q200 Leaded Standoff MLCC for Automotive Applications

To help PCBs and other physically connected components survive vibration, board bending, thermal mismatching, and stress during thermal cycling, Knowles has launched a range of leaded standoff components, Metal Frame J-Lead Terminal MLCCs, that are qualified to AEC-Q200.

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Exploring the Capacitor Technologies Needed in Electric Vehicles

EV power systems rely on multiple capacitor technologies to meet diverse performance demands.

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Fundamental Capacitor Functions in the World of Electronics

Capacitors perform essential functions across electronic circuits, from energy storage and filtering to voltage smoothing and waveform shaping.

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Material Choices: An Important Criterion in Selecting High-Frequency Capacitors

High-performance capacitors and dielectrics enable compact, low-loss, and reliable RF and microwave designs.

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Knowles Enhances Class I Ceramic C0G Series Capacitors to Achieve Twice the Maximum Capacitance, Exceeding Industry Norms

With a maximum capacitance of 44nF/1kV and 66nF/630V in a compact chip size of 1210, the extended series is well suited to support LLC type DC/DC converters in demanding environments.

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MLC Capacitors Catalog

A comprehensive portfolio of high-performance MLCCs.

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Capacitor Assemblies for Power and RF Applications

Custom capacitor assemblies optimized for high‑performance power and RF applications.

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AEC-Q200: Automotive Grade Capacitor Catalog

Automotive‑grade passive components qualified to AEC‑Q200 standards.

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The Role of Capacitors Across Modern Energy Systems

Learn how capacitors are enabling the future of energy.

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The Role of Specialty Capacitors in Power Electronics

Explore how specialty capacitors enable critical functions like noise control, energy storage, and system protection in powe...

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The Electrical Engineer's Guide to Safety Capacitors

In high-voltage, high-reliability applications, safety is non-negotiable, which is why safety capacitors are essential.

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Knowles Hiteca™ MLCCs

Optimize your power electronics with high-capacitance MLCCs designed to operate reliably and efficiently in the most demandi...

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Large Capacitor Assembly

Knowles' custom approach to large capacitor assemblies offers a unique combination of capability and durability, while helpi...

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Knowles Safety Capacitors

A broad portfolio of safety-certified capacitors designed to protect people and equipment, even in demanding applications.

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Product Documentation

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Non-Magnetic, High Power RF Capacitors and Trimmers

From MRI to low-PIM systems, Knowles delivers precision non-magnetic components.

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Knowles MD Series Capacitors

Medical Grade Capacitors for Medical Implantables

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Pulse Energy Capacitors

High‑temperature, high‑energy pulse capacitors delivering reliable, low‑loss performance.

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