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Product Detailed Parameters
- Description：MLC
- Series：EMI Filter
- Mfr：Knowles Syfer
- Package：Tape & Reel (TR)
- Voltage - Rated：200V
- Current：50 mA
- Operating Temperature：-55°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：1812 (4532 Metric), 3 PC Pad
- Size / Dimension：0.177" L x 0.126" W (4.50mm x 3.20mm)
- Capacitance：0.018 µF
- Tolerance：±20%
- DC Resistance (DCR) (Max)：-
- Insertion Loss：-
- Temperature Coefficient：X7R
- Ratings：-
- Height (Max)：0.030" (0.75mm)
- Thread Size：-
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Overview
The Knowles Syfer 1812Y2000183MJTE03 is a multilayer ceramic capacitor (MLCC) in the 1812 (4532 metric) surface-mount package. It features an X7R dielectric with a capacitance of 18 nF and a tolerance of ±20%. The component has a DC voltage rating of 20 V and operates within a temperature range of -55°C to +125°C. It incorporates FlexiCap technology with a nickel barrier for enhanced mechanical reliability and is AEC-Q200 qualified. The unit weight is 110 mg, and it utilizes standard SMD/SMT terminations.
Feature Summary
- FlexiCap flexible termination design with nickel barrier
- AEC-Q200 automotive qualification
- X7R dielectric stability
Applications
- Automotive electronics systems
- Boardflex sensitive circuit assemblies
- General-purpose high-reliability filtering
Procurement Notes
Verify the complete part number including the suffix STE03 against official Knowles Syfer documentation to ensure correct configuration. Confirm that the specific packaging format matches project requirements. Check current availability status as supply levels may vary. Ensure compliance with RoHS and REACH regulations for the target market.
Selection Notes
Select this component when high mechanical robustness against board flexure is required in automotive or industrial applications. The X7R dielectric provides stable capacitance over the operating temperature range. The 1812 package offers a balance of capacitance density and physical footprint. Verify that the 20V rating meets the circuit's maximum voltage stress conditions.
Part Context
This part belongs to the Knowles Syfer 1812Y series, which specializes in high-reliability capacitors featuring FlexiCap technology. The series is designed to address mechanical stress issues in surface-mount applications. The XT suffix typically denotes specific terminal configurations within this product line.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult official Knowles Syfer resources for cross-reference information.
