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ELF-18D437F is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Panasonic Electronic Components. Its product description is CMC 68MH 400MA 2LN TH. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for ELF-18D437F
- Description：CMC 68MH 400MA 2LN TH
- Series：H
- Mfr：Panasonic Electronic Components
- Package：Bulk
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：400mA
- DC Resistance (DCR) (Max)：2.319Ohm (Typ)
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-20°C ~ 105°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.945" L x 0.984" W (24.00mm x 25.00mm)
- Height (Max)：0.807" (20.50mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：68 mH @ 1 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
Common Mode Chokes datasheet and documents for ELF-18D437F
Common Mode Chokes Overview
The ELF-18D437F is a common mode choke from the Panasonic ELF-18 series, designed for through-hole mounting. It features a 68 mH inductance and supports a maximum current rating of 400 mA. The component has a typical DC resistance of 2.319 Ohms and utilizes a two-line configuration. Its physical dimensions are compact, suitable for dense circuit board layouts.
Common Mode Chokes Feature Summary
- Provides effective common mode noise suppression for differential signal lines
- Designed for reliable through-hole integration into printed circuit boards
- Constructed with materials compliant with standard environmental regulations
Common Mode Chokes Applications
- Noise filtering in low-voltage digital communication interfaces
- Signal integrity enhancement in consumer electronic devices
- EMI reduction in power supply input stages for small appliances
Common Mode Chokes Procurement Notes
Verify the specific suffix 'F' against the manufacturer's latest datasheet to confirm exact electrical tolerances and material composition. Ensure the through-hole pin spacing matches your PCB footprint design. Confirm RoHS compliance status directly with the supplier or official documentation before procurement.
Common Mode Chokes Selection Notes
Select this component when a 68 mH inductance is required for common mode noise attenuation at 400 mA. Consider the 2.319 Ohm DC resistance impact on voltage drop. Evaluate the physical size constraints for through-hole assembly versus surface mount alternatives within the same product family.
Common Mode Chokes Part Context
This part belongs to the ELF-18 series of line filters and chokes manufactured by Panasonic Electronic Components. The series offers various inductance values and current ratings for different EMI suppression needs. The ELF-18D437F specifically targets applications requiring moderate inductance with low current handling capabilities.
Common Mode Chokes Replacement Considerations
Check Panasonic ELF-18 series variants with similar inductance and current ratings. Verify pin compatibility and physical dimensions before substituting. Consult official cross-reference guides for confirmed equivalent parts.
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