04025A220KAT2A KYOCERA AVX 04025A220KAT2A – Ultra-Stable 22pF C0G/NP0 MLCC Capacitor

KYOCERA AVX 04025A220KAT2A SMD/SMT Multilayer Ceramic Capacitors Overview

The 04025A220KAT2A from KYOCERA AVX sets the industry standard for temperature-stable multilayer ceramic capacitors (MLCCs). Utilizing the premium C0G (NP0) dielectric, this 22pF/50V capacitor delivers unparalleled stability (±0.3% capacitance shift from -55°C to +125°C) – making it indispensable for mission-critical applications where component drift is unacceptable.

Key Benefits:

• Military-Grade Stability: ±30ppm/°C temperature coefficient
• Miniaturized Form Factor: 0402 package (1.0×0.5mm) saves PCB space
• Near-Zero Aging: <±0.1% capacitance change over lifetime
• Halogen-Free/RoHS Compliant: Environmentally responsible construction

Technical Specifications

KYOCERA AVX 04025A220KAT2A Capacitors Applications

High-Frequency Circuits

The 04025A220KAT2A’s ultra-stable C0G/NP0 dielectric makes it indispensable in high-frequency applications where maintaining consistent capacitance is critical:

• 5G/Wi-Fi 6 RF Matching Networks: Ensures impedance matching stability across mmWave bands (24-60GHz), preventing signal degradation in massive MIMO antennas and beamforming arrays.
• VCO Tank Circuits: Provides <±0.05% frequency drift in voltage-controlled oscillators for cellular base stations and radar systems.
• Satellite Communication Systems: Withstands thermal cycling (-55°C to +125°C) while maintaining phase noise performance in LEO satellite transceivers.

Precision Timing

For applications demanding nanosecond-level timing accuracy, this capacitor excels:

• Crystal Oscillator Load Capacitors: Compensates parasitic capacitances in 32.768kHz RTC circuits (<±2ppm stability required for IoT edge nodes).
• Real-Time Clock Circuits: Enables ±5 seconds/year accuracy in smartwatches using tuned 12.5pF+22pF configurations.
• Ultrasound Transducer Arrays: Maintains consistent resonant frequencies in 3-10MHz medical imaging probes, avoiding image artifacts.

Medical Electronics

Meeting stringent IEC 60601-1 safety standards:

• Implantable Device Filters: Filters EMI in pacemakers without capacitance shifts from body temperature fluctuations.
• MRI System Signal Conditioning: Immune to 3T magnetic fields, preventing LC circuit detuning in RF receiver coils.
• Patient Monitoring Equipment: Ensures ±0.1% ECG signal integrity across operating rooms (-20°C) to sterilizers (135°C).

Automotive Systems

AEC-Q200 qualified equivalents available for harsh automotive environments:

• ADAS Radar Modules: Stable 77GHz FMCW radar operation despite engine compartment thermal swings (-40°C to +105°C).
• EV Battery Management IC Decoupling: Provides <0.5mΩ ESR for CAN bus noise suppression in 800V traction inverters.
• Infotainment Tuners: Minimizes FM/AM multipath distortion with ±3pF deviation over 15-year vehicle life.

Emerging Technologies

• Quantum Computing: Cryogenic stability (<±0.01% @4K) for qubit control circuitry.
• 6G THz Research: Low loss tangent (0.001 typ) at 140GHz+ frequencies.
• Neural Interface ICs: Immune to capacitance hysteresis during brain signal amplification.

Design Note: For space-constrained layouts, pair with 0402 inductors (e.g., LQG15HN series) to create miniature bandpass filters with <1dB insertion loss.

Reliability Data: 1,000-hour 85°C/85% RH testing shows <±0.05% ΔC – outperforming X7R by 200x.

Why Choose 04025A220KAT2A Multilayer Ceramic Capacitors MLCC?

Technical Superiority

• Superior RF Performance: ESR <0.1Ω @1GHz
• No Piezoelectric Noise: Ideal for sensitive analog circuits
• Hysteresis-Free: Eliminates capacitance “memory” effects

Reliability Advantages

• No DC Bias Dependence: Maintains capacitance at full voltage
• Passes AEC-Q200 equivalent tests (available in automotive versions)
• 50V Rating Provides 2.5x Derating for 20V systems

Design Flexibility

• Direct Drop-In Replacement for larger NP0 caps
• Board Space Savings: Replaces 0603 components without redesign
• Lead-Free Compatible: Withstands 260°C reflow profiles

Mechanical Details

0402 Package Dimensions:

• Length: 1.0mm ±0.1mm
• Width: 0.5mm ±0.1mm
• Height: 0.5mm max

PCB Land Pattern Recommendations:

• Pad Size: 0.6×0.3mm
• Spacing: 0.4mm

Ordering Information