The FK28X7R2A103K is a ceramic capacitor manufactured by TDK Corporation. As a ceramic capacitor, it stores electrical energy electrostatically. These capacitors are commonly employed for decoupling, bypassing, filtering, and timing applications across various electronic circuits.

Applications

• Decoupling in power supplies to mitigate voltage fluctuations.
• Bypass capacitors for noise reduction in digital circuits.
• Filtering unwanted frequencies in analog signal processing.
• Timing circuits within oscillators and timers.
• Smoothing voltage levels in electronic devices.

Features

• X7R dielectric offers stable capacitance over a broad temperature range.
• Compact design for high-density circuit board layouts.
• High reliability, ensuring long-term performance.
• Low equivalent series resistance (ESR) for efficient operation.
• RoHS compliance indicates adherence to environmental standards.

Benefits

• Enhanced circuit stability by reducing noise and voltage variations.
• Effective decoupling of power rails, preventing voltage droop.
• Optimized performance in high-frequency circuits.
• Extended operational lifespan, minimizing maintenance requirements.
• Environmentally friendly component choice.

Additional Details

The FK28X7R2A103K capacitor has a capacitance value of 10nF (103). The 'X7R' characteristic signifies that the capacitance remains within ±15% over the temperature range of -55°C to +125°C. The '2A' likely indicates a voltage rating of 100V. The larger package size (FK28) compared to the FK14 likely implies a higher voltage or current handling capability.

Ceramic capacitors like the FK28X7R2A103K are constructed with alternating layers of ceramic dielectric and metal electrodes. The capacitance is determined by the dielectric material's properties, the layer thickness, and the electrode surface area. TDK is a renowned manufacturer recognized for producing reliable and high-quality ceramic capacitors suitable for diverse applications, from consumer electronics to industrial equipment. The stable performance of these capacitors is crucial for maintaining the integrity and functionality of electronic circuits.