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Product Detailed Parameters
- Description：CMC 82MH 2.5A 2LN TH
- Series：WE-CMBNC
- Mfr：Würth Elektronik
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：2.5A
- DC Resistance (DCR) (Max)：170mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：1.102" L x 0.748" W (28.00mm x 19.00mm)
- Height (Max)：1.260" (32.00mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：82 mH @ 10 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
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Overview
The Würth Elektronik 7448040382 is a through-hole common mode choke from the WE-CMBNC series. It features two windings of 82 mH each with a maximum DC current rating of 2.5 A. The component utilizes nano-crystalline core material and offers a tolerance range of -30% to +50%. Its maximum DC resistance is 2 x 170 mΩ, and it operates within a temperature range of -40°C to +125°C. The physical dimensions are 28 mm in length, 19 mm in depth, and 32 mm in height, with a 10 mm lead pitch.
Feature Summary
- Utilizes nano-crystalline core material for effective noise suppression
- Designed for power electronics applications to suppress common-mode noises
- Through-hole mounting configuration with 10 mm lead pitch
Applications
- Power electronics circuits
- Common-mode noise suppression
- Power line filtering
Procurement Notes
Verify the specific part number 7448040382 against official Wurth Elektronik documentation to confirm technical specifications. Ensure compatibility with required thermal operating ranges and mechanical mounting constraints. Cross-reference datasheet values for inductance, current ratings, and physical dimensions prior to integration into design schematics.
Selection Notes
Select this component when high inductance values are required for power line filtering in through-hole designs. The nano-crystalline core provides distinct performance characteristics compared to standard ferrite cores. Consider the physical size and lead pitch requirements for PCB layout compatibility.
Part Context
This component belongs to the WE-CMBNC series by Wurth Elektronik, which specializes in common mode chokes for power lines. The series is engineered to address parasitic effects in power electronics. The use of nano-crystalline material distinguishes these components in terms of magnetic properties and noise suppression capabilities.
Replacement Considerations
Consult official Wurth Elektronik substitution guides or equivalent manufacturer catalogs for verified alternatives. Ensure any substitute matches the electrical parameters, physical footprint, and thermal ratings specified for the original application.
