CC0805KKX7R7BB475

The "CC0805KKX7R7BB475" is a specific type of ceramic capacitor manufactured by Yageo, a well-known company in the electronics industry. Here’s a detailed description of this component:

General Overview

• Type: Multilayer Ceramic Capacitor (MLCC)
• Series: CC Series
• Package Size: 0805 (which refers to the dimensions of the capacitor, approximately 0.08 inches by 0.05 inches or 2.0 mm x 1.25 mm)

Electrical Characteristics

• Capacitance: 4.7 µF (microfarads)
• Voltage Rating: 25V (this indicates the maximum voltage the capacitor can handle without breaking down)
• Dielectric Material: X7R (a type of ceramic dielectric that offers stable capacitance over a range of temperatures and voltages, with a temperature coefficient of ±15% over a temperature range of -55°C to +125°C)

Physical Characteristics

• Construction: The capacitor is constructed using multiple layers of ceramic material, which are stacked and then sintered to form a solid dielectric. This multilayer design allows for a higher capacitance value in a smaller footprint compared to traditional capacitors.
• Termination: The capacitor typically features nickel barrier terminations, which are suitable for soldering onto printed circuit boards (PCBs).
• Color and Markings: The capacitor is usually unmarked or may have minimal markings indicating the part number and manufacturer, with a ceramic body that is typically beige or light gray.

Performance Characteristics

• Temperature Coefficient: The X7R dielectric provides good stability and reliability, making it suitable for various applications where temperature fluctuations are expected.
• ESR (Equivalent Series Resistance): The capacitor has a low ESR, which is beneficial for high-frequency applications, reducing power loss and improving efficiency.
• Self-Resonant Frequency: The capacitor has a self-resonant frequency that allows it to perform well in high-frequency circuits.

Applications

The CC0805KKX7R7BB475 capacitor is commonly used in:

• Decoupling and Bypass Applications: To filter out noise and stabilize voltage in power supply circuits.
• Timing Circuits: In conjunction with resistors to create timing elements in oscillators and timers.
• Signal Coupling: To allow AC signals to pass while blocking DC components in audio and RF applications.
• Filtering: In various electronic devices to smooth out voltage fluctuations.

Compliance and Standards

• RoHS Compliant: The capacitor is compliant with the Restriction of Hazardous Substances directive, ensuring it is free from certain hazardous materials.
• AEC-Q200 Qualified: This indicates that the component meets automotive industry standards for reliability and performance.

Summary

The Yageo CC0805KKX7R7BB475 is a compact, reliable multilayer ceramic capacitor with a capacitance of 4.7 µF and a voltage rating of 25V, suitable for a wide range of electronic applications. Its X7R dielectric ensures stable performance across varying temperatures, making it a versatile choice for engineers and designers in the electronics field.