The C1805C392K1RAC7800 is a multilayer ceramic capacitor (MLCC) manufactured by Kemet. It belongs to a family of capacitors designed for general-purpose applications, offering a balance of performance, size, and cost. The part number provides key information about the capacitor's characteristics, including its size, capacitance, voltage rating, tolerance, and temperature coefficient.

Applications:

• Bypass and decoupling in various electronic circuits.
• Filtering in power supplies and signal processing circuits.
• General-purpose applications requiring stable capacitance.
• Consumer electronics, industrial equipment, and automotive systems.
• Timing circuits and oscillators.

Features:

• Multilayer Ceramic Construction: Provides high capacitance in a compact size.
• Surface Mount Design: Enables automated assembly and efficient use of board space.
• X7R Dielectric: Offers stable capacitance over a wide temperature range.
• High Voltage Rating: Suitable for applications with higher voltage requirements.
• Low ESR (Equivalent Series Resistance): Minimizes losses and improves performance.
• RoHS Compliant: Meets environmental regulations for hazardous substances.

Benefits:

• Effective Noise Reduction: Provides efficient bypass and decoupling for cleaner signals.
• Space-Saving Design: Small size allows for high-density board layouts.
• Reliable Performance: Stable capacitance ensures consistent operation over temperature variations.
• Versatile Application: Suitable for a broad range of general-purpose applications.
• Easy Integration: Surface mount design simplifies assembly and reduces manufacturing costs.

Additional Details:

Decoding the part number C1805C392K1RAC7800: C1805 indicates the case size (1805 is a standard EIA case size). C392 suggests a capacitance of 3900 pF (39 x 10^2 pF). K1 represents a capacitance tolerance of ±10%. RAC indicates the temperature coefficient (X7R). Based on X7R, the operating temperature is -55°C to +125°C with a capacitance variation of ±15%. It also indicates the termination material. 7800 is a manufacturing control number. Consult the datasheet for the definitive electrical specifications, dimensions, soldering guidelines, and other crucial information.