X2Y Series Surface-mount Ceramic EMI Filter Capacitors
The X2Y series represents a breakthrough in integrated passive device (IPD) technology, offering a unique 4-terminal ceramic multilayer component for decoupling and filtering. Integrating two Y-capacitors and one X-capacitor into standard MLCC sizes, the X2Y device leverages its multilayer construction for internal noise cancellation, significantly reducing Equivalent Series Inductance (ESL) from nanohenry to picohenry levels. This balanced design provides superior broadband filtering and decoupling capabilities, enabling better EMC compliance across a wide range of applications.
Key Features and Benefits
- Fewer Components: One X2Y can replace multiple inductors and/or capacitors, and up to 1:7 MLCCs in power delivery bypass networks.
- Superior Performance: Eliminates both differential and common mode noises with ultra-low ESL.
- Cost Savings: Reduces assembly costs through lower component count and placement.
- Board Level Advantages: Minimizes via drills, improving routing flexibility.
- Broadband Effectiveness: Operates effectively up to 10 GHz and beyond.
- Bypass Capability: Operates in bypass mode without DC current limitations, unlike feedthrough capacitors.
- Matched Y-caps: Features two tightly matched line-to-ground capacitors with superior balance in temperature and voltage variations, and equal aging effects.
Applications
- EMI filtering on DC motors
- Filtered connectors (e.g., airbag, RJ-45)
- High-speed data-line filtering
- Decoupling of supply lines in high-speed digital circuits
- Broadband filtering
- Amplifier decoupling and EMI suppression
- IC Decoupling (on-package, on-PCB)
- DC power line filtering
- Data line filtering
- EMI suppression for DC motors
- Sensors
- Audio
Technical Specifications
| Series | Material | Case Size | Rated Voltage (V) | Capacitance Range (Y-Capacitor) | Tolerance | Climatic Category (IEC 60068) | Test Voltage (DC) | Insulation Resistance | Max. Capacitance Change vs. Temp | Operating Temp. Range | Aging |
| X2Y | X7R | 0603 | 10, 16, 25, 50, 63, 100 | 1 nF to 330 nF | 20% | 55 / 125 / 56 | 2.5 UR | Rins C > 500s or Rins > 10G | 15% | 55 C to +125 C | Typical 1% per decade |
| X2Y | X5R | 0603 | 10, 6.3 | 180 nF to 470 nF | 20% | (Not Specified) | (Not Specified) | Rins C > 500s or Rins > 10G | 15% | 55 C to +85 C | Typical 1% per decade |
| X2Y | X7R | 0805 | 10, 16, 25, 50, 63, 100 | 1 nF to 180 nF | 20% | 55 / 125 / 56 | 2.5 UR | Rins C > 500s or Rins > 10G | 15% | 55 C to +125 C | Typical 1% per decade |
| X2Y | X7R | 1206 | 10, 16, 25, 50, 63, 100 | 10 nF to 470 nF | 20% | 55 / 125 / 56 | 2.5 UR | Rins C > 500s or Rins > 10G | 15% | 55 C to +125 C | Typical 1% per decade |
| X2Y | X7R | 1210 | 10, 16, 25, 50, 63, 100 | 100 nF to 1 F | 20% | 55 / 125 / 56 | 2.5 UR | Rins C > 500s or Rins > 10G | 15% | 55 C to +125 C | Typical 1% per decade |
Mechanical Data
| Case Size | Length (L) | Width (W) | Thickness (T) | End Termination (A) | Contact Area (C) | |||||
| mm (min) | mm (max) | mm (min) | mm (max) | mm (min) | mm (max) | mm (min) | mm (max) | mm (min) | mm (max) | |
| 0603 | 1.6 | 0.15 | 0.85 | 0.15 | 0.55 | 0.75 | 0.25 | 0.55 | 0.40 | 0.20 |
| 0805 | 2.0 | 0.15 | 1.25 | 0.15 | 0.75 | 0.95 | 0.25 | 0.55 | 0.70 | 0.20 |
| 1206 | 3.2 | 0.20 | 1.65 | 0.20 | 1.10 | 1.40 | 0.25 | 0.65 | 1.20 | 0.30 |
| 1210 | 3.2 | 0.20 | 2.5 | 0.20 | 1.10 | 1.70 | 0.25 | 0.65 | 1.20 | 0.30 |
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