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Product Detailed Parameters
- Description：CMC 4.5MH 18A 2LN TH
- Series：WE-CMBNC
- Mfr：Würth Elektronik
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：18A
- DC Resistance (DCR) (Max)：4.2mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：1.417" L x 0.906" W (36.00mm x 23.00mm)
- Height (Max)：1.417" (36.00mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：4.5 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The Würth Elektronik 7448051804 is a common mode filter choke from the WE-CMBNC Type XL series, utilizing a nanocrystalline core. It features a high saturation current of 18 A and a low DC resistance of 4.2 mΩ. The component operates at a fundamental frequency of 10 kHz with an inductance of 4.5 mH. Designed for power line applications, it offers improved isolation and high permeability characteristics suitable for demanding electromagnetic interference suppression tasks.
Feature Summary
- Utilizes a high permeability nanocrystalline core for superior magnetic performance
- Features improved isolation capabilities for enhanced safety and reliability
- Designed for effective common mode noise suppression in power lines
Applications
- Power line filtering
- Electromagnetic interference suppression
- Industrial equipment noise reduction
Procurement Notes
Verify the specific part number 7448051804 against official Wurth Elektronik documentation to confirm the nanocrystalline core specifications and 18 A current rating. Ensure compatibility with required PCB mounting styles and thermal management constraints for the intended application environment.
Selection Notes
Select this component when high current handling and low insertion loss are critical. The nanocrystalline core provides advantages over traditional ferrite materials in specific frequency ranges. Consider the physical dimensions and leaded package type for board layout integration.
Part Context
This component belongs to the WE-CMBNC series, which specializes in common mode chokes using nanocrystalline technology. The series is engineered for robust performance in power electronics, offering a balance of high current capacity and effective noise filtration for industrial and commercial power supplies.
Replacement Considerations
Consult official Wurth Elektronik substitution guides for verified alternatives within the WE-CMBNC family or other series with matching electrical parameters and form factors.
