The 18121C225MAT2A is a multilayer ceramic capacitor (MLCC) manufactured by AVX Corporation. It is designed for general-purpose applications requiring stable and reliable capacitance. The capacitor features a capacitance value of 2.2μF, a voltage rating of 16V, and a X7R dielectric. It is available in an 1812 surface mount case size.

Applications:

• Bypass Capacitors: Used to bypass noise in power supplies and digital circuits.
• Decoupling Capacitors: Used for decoupling power rails in electronic devices.
• Filtering Applications: Used in filtering circuits to remove unwanted frequencies.
• Timing Circuits: Used in timing circuits for timing and frequency control.
• General-Purpose Applications: Found in various electronic devices for general circuit stabilization.

Features:

• High Capacitance Value: Offers a capacitance of 2.2μF.
• X7R Dielectric: Provides stable capacitance over a wide temperature range.
• Surface Mount Technology (SMT): Suitable for automated assembly processes.
• Voltage Rating: Rated for 16V applications.
• RoHS Compliant: Complies with Restriction of Hazardous Substances directive.

Benefits:

• Stable Performance: X7R dielectric ensures capacitance stability under varying temperatures and voltages.
• Reliable Operation: AVX capacitors are known for their reliability and long lifespan.
• Easy Assembly: SMT package simplifies the assembly process and reduces manufacturing costs.
• Wide Application Range: Suitable for diverse applications due to its stable characteristics.
• Compliance with Standards: RoHS compliance ensures environmental safety.

Additional Details:

The 18121C225MAT2A capacitor features a case size of 1812 (4532 metric). The X7R dielectric ensures the capacitance changes by no more than ±15% over the operating temperature range of -55°C to +125°C. The capacitor is commonly used in industrial, automotive, and consumer electronic applications. The part number indicates a tolerance of ±20%. It is designed for reflow soldering and meets industry standards for reliability and performance.