CL21A106KQFNFNE

The CL21A106KQFNFNE is a multilayer ceramic capacitor (MLCC) manufactured by Samsung, representing a widely used component in modern electronics manufacturing and repair. This part belongs to Samsung's CL series of ceramic capacitors, which are engineered to deliver reliable performance across a broad range of industrial and consumer applications. As a ceramic capacitor, this component functions as an energy storage and filtering device within electronic circuits. It works by accumulating and releasing electrical charge, making it essential for power supply filtering, signal coupling, decoupling, and noise suppression. Engineers rely on ceramic capacitors like this one to stabilize voltage levels, reduce electromagnetic interference, and protect sensitive circuitry from voltage spikes and transients. The CL21 series uses a standard surface-mount package format, making it compatible with automated assembly processes employed in high-volume manufacturing environments. This packaging approach allows for efficient placement on printed circuit boards and facilitates modern production workflows commonly found in industrial electronics, telecommunications, consumer devices, and automotive systems. The "A" designation in the part number indicates this capacitor is designed for general-purpose applications with standard performance characteristics. Samsung's CL series is recognized for balancing performance, cost-effectiveness, and reliability, making these capacitors a practical choice for engineers who need dependable components without premium-tier pricing. The series is well-suited for use in power conversion circuits, audio equipment, industrial control systems, computing devices, and various other electronics requiring stable capacitive performance. Engineers might specify the CL21A106KQFNFNE specifically when they need a capacitor that combines Samsung's manufacturing reliability with the proven characteristics of the CL series. The part's established presence in the supply chain means it is generally more accessible than specialized alternatives, reducing procurement complexity for production runs. Additionally, the standardization of this component across many designs means design teams can draw on extensive field experience and application notes when implementing it into their circuits. The ceramic construction provides advantages including stable performance across temperature variations, excellent frequency characteristics, and resistance to environmental stressors. For engineers designing systems that require long-term reliability in industrial settings, this combination of proven performance and availability makes the CL21A106KQFNFNE a practical specification choice. Whether used in new product development or field service applications, this Samsung capacitor represents a dependable, mainstream component suitable for diverse electronic applications.