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Product Detailed Parameters
- Description：MLC
- Series：EMI Filter
- Mfr：Knowles Syfer
- Package：Tape & Reel (TR)
- Voltage - Rated：100V
- 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：0.039 µF
- 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 1206Y1000393MSTE03 is a surface-mount multilayer ceramic capacitor (MLCC) in a 1206 (3216 metric) package. It features a capacitance of 0.039 µF with a tolerance of ±20% and a rated DC voltage of 100V. The dielectric material is X7R, providing stability across an operating temperature range of -55°C to +125°C. This component is part of the FlexiCap series, designed for board-flex sensitive applications, and holds AEC-Q200 qualification for automotive reliability.
Feature Summary
- FlexiCap technology provides flexible terminations to withstand mechanical stress during board flexing
- X2Y internal architecture offers integrated filtering capabilities within a single compact package
- Nickel barrier electrode structure ensures robust performance and reliability
- AEC-Q200 qualified for use in demanding automotive electronic environments
Applications
- Automotive electronics requiring board-flex resilience
- High-reliability circuit protection and filtering
- Applications utilizing X2Y noise suppression topologies
Procurement Notes
Verify the complete part number including suffixes such as MSTE03 against official manufacturer documentation before procurement. Confirm that the specific termination style and packaging format match your assembly requirements. Ensure compatibility with your supply chain channels as availability may vary by region and distributor.
Selection Notes
Select this component when board flex resistance is critical due to its specialized flexible termination design. The X2Y configuration allows for simplified schematics by combining common-mode and differential-mode filtering. Verify that the 100V rating and X7R dielectric characteristics align with the electrical demands of the target application circuit.
Part Context
This component belongs to the Knowles Syfer 1206Y series, which focuses on high-reliability solutions for automotive and industrial sectors. The FlexiCap line specifically addresses mechanical failure modes associated with rigid terminations in flexible substrates. It represents a specialized subset of MLCCs engineered for durability under physical stress.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult official manufacturer cross-reference tools or datasheets for verified alternatives.
