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MSD7342-684MLC is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Coilcraft. Its product description is CMC 680UH 250MA 2LN SMD AEC-Q200. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for MSD7342-684MLC
- Description：CMC 680UH 250MA 2LN SMD AEC-Q200
- Series：MSD7342
- Mfr：Coilcraft
- Package：Tape & Reel (TR)
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：250mA
- DC Resistance (DCR) (Max)：5Ohm
- Voltage Rating - DC：-
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 85°C
- Ratings：AEC-Q200
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.295" L x 0.295" W (7.50mm x 7.50mm)
- Height (Max)：0.181" (4.60mm)
- Package / Case：Nonstandard
- Inductance @ Frequency：680 µH @ 100 kHz
- Impedance @ Frequency：-
Common Mode Chokes datasheet and documents for MSD7342-684MLC
Common Mode Chokes Overview
The MSD7342-684MLC is a shielded coupled power inductor from the Coilcraft MSD7342 series, designed for SEPIC applications. It features a 1:1 coupling ratio and a ferrite core construction with a 20% tolerance. The component has an inductance of 680uH, a rated current of 0.25A, and a DC resistance of 5ohms. It is AEC-Q200 qualified and housed in a compact surface-mount package.
Common Mode Chokes Feature Summary
- Features magnetic shielding for compact packaging and tight winding-to-winding coupling
- Designed specifically for SEPIC converter applications
- Dual-wound surface mount construction
Common Mode Chokes Applications
- SEPIC power converter circuits
- Automotive electronics systems requiring AEC-Q200 qualification
- Compact power supply designs
Common Mode Chokes Procurement Notes
Verify the specific suffix (MLC) to confirm the exact inductance value, tolerance, and termination plating configuration. Ensure the procurement order matches the required AEC-Q200 automotive qualification status if used in automotive environments. Cross-reference the datasheet for precise thermal and electrical limits before finalizing orders.
Common Mode Chokes Selection Notes
Select this component when a 1:1 coupled inductor is required for SEPIC topologies within automotive or industrial sectors. Consider the 0.25A current rating and 5ohm resistance against circuit requirements. Verify that the 680uH inductance aligns with the target switching frequency and voltage conversion ratios.
Common Mode Chokes Part Context
This part belongs to the MSD7342 series of shielded coupled power inductors manufactured by Coilcraft. The series is characterized by its 1:1 coupling ratio and suitability for space-constrained power conversion designs. The MSD7342-684MLC represents a specific variant within this family optimized for automotive reliability standards.
Common Mode Chokes Replacement Considerations
Consult official Coilcraft documentation for verified substitute part numbers within the MSD7342 series or other compatible coupled inductor families. Ensure any replacement maintains the 1:1 coupling ratio, AEC-Q200 qualification, and physical footprint compatibility.
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