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Product Detailed Parameters
- Description：MLC
- Series：EMI Filter
- Mfr：Knowles Syfer
- Package：Tape & Reel (TR)
- Voltage - Rated：50V
- Current：50 mA
- Operating Temperature：-55°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：1206 (3216 Metric), 3 PC Pad
- Size / Dimension：0.126" L x 0.063" W (3.20mm x 1.60mm)
- Capacitance：1200 pF
- Tolerance：±20%
- DC Resistance (DCR) (Max)：-
- Insertion Loss：-
- Temperature Coefficient：X7R
- Ratings：-
- Height (Max)：0.051" (1.30mm)
- Thread Size：-
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Overview
The Knowles Syfer 1206Y0500122MSTE03 is a multilayer ceramic capacitor (MLCC) in a 1206 surface-mount package. It features a capacitance of 1200 pF with a tolerance of ±20%. The component utilizes X7R dielectric material and has a DC voltage rating of 50 V. It is designed for high-reliability applications, meeting AEC-Q200 automotive standards. The device incorporates FlexiCap technology with a nickel barrier to enhance mechanical robustness against board flexing.
Feature Summary
- FlexiCap flexible terminal design reduces stress on the ceramic body during PCB bending
- Nickel barrier construction provides enhanced durability and reliability
- AEC-Q200 qualification ensures suitability for demanding automotive environments
Applications
- Automotive electronics systems requiring board-flex resilience
- High-reliability general-purpose circuitry
- Applications sensitive to mechanical stress from substrate deformation
Procurement Notes
Verify the specific suffix STE03 confirms the nickel barrier and FlexiCap configuration. Confirm AEC-Q200 compliance requirements match your system specifications. Ensure the 1206 footprint aligns with your PCB layout constraints. Check RoHS status for regulatory compliance. Validate that the 50V rating meets your circuit's maximum operating voltage.
Selection Notes
Select this component when board flex resistance is critical. The X7R dielectric offers stable performance across a wide temperature range. The 1206 size allows for higher capacitance values compared to smaller packages. Consider the nickel barrier for improved solder joint strength. Ensure the ±20% tolerance fits your circuit's precision requirements.
Part Context
This part belongs to the Knowles Syfer 1206Y series, which focuses on high-reliability MLCCs. The series emphasizes mechanical robustness through specialized electrode designs. It targets industries where standard capacitors fail due to mechanical stress. The FlexiCap line specifically addresses issues related to PCB warping and bending.
Replacement Considerations
Direct substitutes must match the 1206 package, 50V rating, 1200pF value, and X7R dielectric. Verify if alternative parts offer comparable FlexiCap or nickel barrier features for equivalent mechanical protection. Cross-reference AEC-Q200 certification if automotive use is required.
