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DKFP-B21B-1N3L is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists SCHURTER Inc.. Its product description is DKFP COMP.CHOKE THT P V 1.5A 2X3. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for DKFP-B21B-1N3L
- Description：DKFP COMP.CHOKE THT P V 1.5A 2X3
- Series：DKFP
- Mfr：SCHURTER Inc.
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：1.5A
- DC Resistance (DCR) (Max)：122mOhm (Typ)
- Voltage Rating - DC：-
- Voltage Rating - AC：250V
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：cURus
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.748" L x 0.512" W (19.00mm x 13.00mm)
- Height (Max)：0.827" (21.00mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：-
Common Mode Chokes datasheet and documents for DKFP-B21B-1N3L
Common Mode Chokes Overview
The SCHURTER DKFP-B21B-1N3L is a current compensated noise suppression choke belonging to the DKFP series. It features through-hole mounting for printed circuit board installation. The component provides an inductance of 3.3 mH per winding with a maximum DC current rating of 1.5 A. It exhibits a maximum DC resistance of 122 mohms and a self-resonant frequency of 600 kHz. The unit operates within a temperature range of -40°C to +125°C.
Common Mode Chokes Feature Summary
- Provides magnetic compensation for noise suppression applications
- Designed for through-hole PCB mounting
- Offers high self-resonant frequency for effective filtering
Common Mode Chokes Applications
- Common mode noise filtration in electronic circuits
- Power supply input filtering
- Signal line interference suppression
Common Mode Chokes Procurement Notes
Verify the specific suffix against the manufacturer datasheet to confirm electrical parameters such as inductance and current ratings. Confirm that the through-hole package dimensions match the target PCB footprint. Ensure the operating temperature range meets the environmental requirements of the final assembly. Check for RoHS compliance status if required by project specifications.
Common Mode Chokes Selection Notes
Select this component when a magnetically compensated choke is required for common mode noise reduction. The 1.5 A current rating and 3.3 mH inductance define its suitability for specific power or signal lines. Consider the 125°C maximum operating temperature for thermal management. Compare physical dimensions against available board space constraints before integration.
Common Mode Chokes Part Context
This part belongs to the DKFP series of current compensated chokes manufactured by SCHURTER Inc. These components are designed to suppress electromagnetic interference while maintaining signal integrity. The series offers various inductance and current combinations to suit different circuit requirements.
Common Mode Chokes Replacement Considerations
Public confirmed substitute part numbers are not provided in the source data. Verify compatibility with equivalent DKFP series variants from SCHURTER, ensuring identical inductance, current rating, and package dimensions.
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