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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：0.1 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 1812J2000104MXTE03 is a surface-mount multilayer ceramic capacitor (MLCC) featuring an X7R dielectric and a capacitance of 100 nF. It operates at a DC voltage rating of 200 V with a tolerance of ±20%. Housed in an 1812 (4532 metric) package, this component utilizes a Nickel Barrier electrode structure terminated with 100% tin. Designed for high-reliability applications, it functions within a temperature range of -55°C to +125°C.
Feature Summary
- X2Y architecture providing integrated common-mode filtering capabilities
- Nickel barrier electrode construction for enhanced reliability
- High-temperature stability utilizing X7R dielectric material
Applications
- High-reliability industrial electronics
- Automotive circuit protection
- EMI suppression in sensitive signal lines
Procurement Notes
Verify the complete part number including the suffix E03 to ensure correct packaging configuration. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Cross-reference datasheet specifications against current environmental regulations to ensure ongoing suitability for regulated markets.
Selection Notes
Select this component when integrated common-mode noise filtering is required alongside standard decoupling functions. The X2Y design reduces board space compared to discrete filter solutions. Ensure the 200V rating aligns with peak circuit voltages and that the 1812 footprint accommodates available PCB real estate constraints.
Part Context
This component belongs to the Knowles Syfer XT series of high-reliability MLCCs. The series emphasizes robust performance in demanding environments through specialized electrode materials and precise manufacturing controls. It represents a specialized category of capacitors designed to replace multiple discrete components with a single integrated solution.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Verify pin compatibility and electrical parameters before considering alternative manufacturers.
