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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：0.2 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 1812Y2000204MSTE03 is a multilayer ceramic capacitor (MLCC) in an 1812 surface-mount package. It features X7R dielectric with a capacitance of 200 nF and a voltage rating of 200 VDC. The component offers ±20% tolerance and holds AEC-Q200 automotive qualification. It utilizes FlexiCap technology with a nickel barrier for enhanced reliability.
Feature Summary
- X2Y architecture providing integrated common-mode filtering capabilities
- FlexiCap termination design to reduce mechanical stress on the substrate
- Nickel barrier layer ensuring robust solder joint integrity
- AEC-Q200 certified for automotive electronic applications
Applications
- Automotive circuit board flex sensitive environments
- Common-mode noise suppression in vehicle electronics
- High-reliability automotive power distribution networks
Procurement Notes
Verify the complete part number including suffixes against official manufacturer documentation before ordering. Confirm RoHS compliance status and specific packaging requirements such as reel quantities directly with the supplier or authorized distributor. Ensure the source document matches the requested component specifications exactly.
Selection Notes
Select this component when integrated EMI filtering and high mechanical reliability are required in space-constrained automotive designs. The X2Y structure simplifies layout by combining decoupling and filtering functions. Verify that the 200V DC rating and 200nF capacitance align with the target circuit parameters.
Part Context
This component belongs to the Knowles Syfer 1812Y series, which specializes in high-reliability automotive capacitors. The series integrates X2Y technology within standard MLCC footprints to provide superior electromagnetic interference suppression while maintaining structural durability under thermal and mechanical stress.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's official cross-reference guides for verified alternatives.
