CL21A106KQFNNNE

The CL21A106KQFNNNE is a multilayer ceramic capacitor (MLCC) manufactured by Samsung, representing a reliable passive component widely used in electronic equipment across industrial, consumer, and commercial applications. This component belongs to Samsung's CL21 series, which is recognized for delivering consistent performance in space-constrained designs where compact footprint and stability are essential requirements. Multilayer ceramic capacitors like this unit function as energy storage and filtering elements in circuits. They are fundamental building blocks in power supply circuits, signal coupling and decoupling applications, and noise filtering stages. Engineers specify MLCCs when they need dependable capacitance in a small form factor without the bulk or complexity of alternative technologies. The CL21 series employs a surface-mount package format, making it suitable for modern PCB assembly processes including automated pick-and-place and reflow soldering. This packaging approach enables high-density circuit layouts and reduces assembly costs compared to through-hole alternatives. The compact dimensions characteristic of this series make it particularly valuable in portable electronics, mobile devices, industrial control equipment, and automotive systems where board real estate is at a premium. Samsung's CL21 series capacitors are engineered to operate across a broad temperature range, accommodating both standard consumer environments and more demanding industrial conditions. The ceramic dielectric material provides stable capacitance performance across typical operating frequencies and maintains predictable behavior over the component's operational life. This stability makes these capacitors suitable for both DC blocking applications and AC filtering roles. Engineers often select Samsung's CL21 series MLCCs over competing alternatives because of their proven reliability track record, consistent manufacturing quality, and availability across global distribution networks. Samsung's manufacturing processes for this series incorporate strict quality controls that support applications requiring long-term dependability, such as telecommunications infrastructure, medical devices, and industrial automation systems. The specific part number CL21A106KQFNNNE contains encoded information regarding its electrical characteristics and construction. Within Samsung's naming convention, this designation specifies particular capacitance value, voltage rating, and tolerance parameters. For applications requiring precise component matching or where specific electrical characteristics are critical, the exact part number ensures consistent performance across production runs. This MLCC represents a practical choice for design engineers seeking a balance between performance, size, cost, and availability. Its widespread adoption in professional electronics manufacturing reflects the component's suitability for diverse circuit topologies and environmental conditions. Whether used in power management circuits, signal integrity applications, or noise suppression stages, the CL21A106KQFNNNE delivers the stable, predictable capacitive performance expected from Samsung's established ceramic capacitor platform.