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Product Detailed Parameters
- Description：CMC 400MA 2LN 120OHM SMD AECQ200
- Series：WCM2012F2SV
- Mfr：TAI-TECH Advanced Electronics Co., Ltd.
- Package：Tape & Reel (TR)
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：400mA
- DC Resistance (DCR) (Max)：300mOhm
- Voltage Rating - DC：50V
- Voltage Rating - AC：-
- Operating Temperature：-55°C ~ 125°C
- Ratings：AEC-Q200
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.079" L x 0.047" W (2.00mm x 1.20mm)
- Height (Max)：0.055" (1.40mm)
- Package / Case：0805 (2012 Metric), 4 PC Pad
- Inductance @ Frequency：-
- Impedance @ Frequency：120 Ohms @ 100 MHz
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Overview
The WCM 2012F2SV-121T04 is a two-line common mode choke manufactured by TAI-TECH Advanced Electronics Co., Ltd. Designed for surface mount applications, this component provides electromagnetic interference suppression in dual-line circuits. It exhibits an impedance of 120 Ohms at 100 MHz and supports a current rating of 400 mA. The device features a DC resistance of 300 mOhm per line. Its construction utilizes a laminated chip design suitable for compact electronic assemblies requiring reliable noise filtering.
Feature Summary
- Provides common mode noise suppression for two-line signal or power paths
- Utilizes laminated chip technology for consistent magnetic performance
- Designed for surface mount integration into printed circuit boards
Applications
- Signal line filtering in portable electronic devices
- Noise suppression in data transmission interfaces
- EMI reduction in compact consumer electronics assemblies
Procurement Notes
Verify the complete part number including suffixes to ensure correct impedance and current specifications. Confirm package dimensions match board layout requirements. Check manufacturer documentation for recommended soldering profiles and reflow temperature limits to prevent component damage during assembly processes.
Selection Notes
Select this component when dual-line common mode noise attenuation is required in space-constrained designs. Evaluate impedance characteristics against target noise frequencies to ensure effective filtering. Consider current ratings to avoid saturation under operational load conditions while maintaining low DC resistance for minimal signal loss.
Part Context
TAI-TECH Advanced Electronics Co., Ltd. specializes in passive components including laminated chips and precision wire-wound inductors. The company produces filter series designed for modern surface mount manufacturing standards. This model belongs to their common mode choke lineup intended for EMI mitigation in various electronic systems.
Replacement Considerations
Cross-reference with other TAI-TECH models sharing identical impedance values and physical footprints. Verify equivalent current handling capabilities and DC resistance parameters before substitution. Ensure compatibility with existing board layouts and thermal management requirements.
