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LDFL039172VJUV0E is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Chemi-Con. Its product description is CMC 1.7MH 39A 2LN TH. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for LDFL039172VJUV0E
- Description：CMC 1.7MH 39A 2LN TH
- Series：FL-V
- Mfr：Chemi-Con
- Package：Bulk
- Filter Type：Power, Signal Line
- Number of Lines：2
- Current Rating (Max)：39A
- DC Resistance (DCR) (Max)：1.5mOhm
- Voltage Rating - DC：700V
- Voltage Rating - AC：-
- Operating Temperature：-
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：1.969" Dia (50.00mm)
- Height (Max)：1.890" (48.00mm)
- Package / Case：Radial, Vertical (Open)
- Inductance @ Frequency：1.7 mH @ 100 kHz
- Impedance @ Frequency：-
- Qualification：-
- Grade：-
Common Mode Chokes datasheet and documents for LDFL039172VJUV0E
Common Mode Chokes Overview
The LDFL039172VJUV0E is a nanocrystalline common mode choke coil manufactured by Chemi-Con. It features an inductance of 3.7 mH at 10 kHz and 1.7 mH at 100 kHz, with a rated current capacity of 39 A. The component has a DC resistance of 1.5 mOhm and is rated for 700 VDC. It utilizes a through-hole mounting style with dimensions of 48 x 50 x 32.5 mm. The device holds AEC-Q200 qualification.
Common Mode Chokes Feature Summary
- Utilizes nanocrystalline core material for high-performance filtering
- Supports high current handling up to 39 A
- AEC-Q200 qualified for automotive reliability standards
Common Mode Chokes Applications
- Automotive power supply noise suppression
- Common mode interference filtering in electric vehicle systems
- High-current DC line protection
Common Mode Chokes Procurement Notes
Verify the specific inductance requirement against the datasheet curves, as values vary significantly between 10 kHz and 100 kHz test frequencies. Confirm that the physical footprint of 48 x 50 x 32.5 mm fits the target assembly space. Ensure the 700 VDC rating exceeds the maximum circuit voltage under all operating conditions.
Common Mode Chokes Selection Notes
Select this component when high current capacity and low DC resistance are critical for minimizing power loss. The nanocrystalline core offers superior performance compared to traditional ferrite cores in specific frequency ranges. Verify thermal management requirements given the 39 A current rating and associated I²R losses.
Common Mode Chokes Part Context
This part belongs to Chemi-Con's common mode choke coil lineup designed for robust electromagnetic interference suppression. It is engineered for demanding environments requiring high durability and stable electrical characteristics over time.
Common Mode Chokes Replacement Considerations
Check for alternative part numbers within the LDFL series that may offer different inductance or current ratings while maintaining compatible physical dimensions and voltage specifications.
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