Products LineupInductors (Coils/Cores)

Toroidal Common Mode (Single-phase) Choke Coil FL Series LDFL025252LJ-V0E

  • AEC-Q200
  • RoHS


High permeability core allows significant improvements in miniaturization. Small number of turns for high inductance. Low DC resistance reduces heat generated. Attenuation characteristics remain stable at wide frequency range. Excellent temperature characteristics.

Part Number LDFL025252LJ-V0E
In Production:Product is in mass production.
NRND:Not recommended for new design.
To be Discontinued:We are planning to discontinue production of this item.
Discontinued:Production of this product has stopped.
Under development :Products under development. Listed product specifications are subject to change without prior notice.
In Production
Successor Model -
Previous Part Number
This is the previous part number system.
It may be described in safety standards, but please do not use it when ordering.
Series FL
Core Material Nanocrystalline
Core Abbreviation LJ
Applicable Temperature Range -40 ~ 130 ℃
Storage Temperature -40 ~ 130 ℃
Inductance 11.6 mH / 0 A, 10 kHz (Reference data)
2.5 mH / 0 A, 100 kHz (Reference data)
Inductance Tolerance - % / - %
Rated Current 25 A
Peak Current - A
D.C.R. 5 mΩmax.
Winding(mmφ - lines) ⌀1.6-2P Wire: PEW – Plating material: Sn-3Ag-0.5Cu
Rated Voltage - V
Inductance Coefficient -- / -A, -kHz
-- / -A, -kHz
Rated Current Ampere Turn -AT
Magnetic Path Length -cm
Cross Sectional Area -cm²
Dimension D1 47mm
Dimension D2 49mm
Dimension W 31mm
Dimension l -mm
Dimension w -mm
Dimension h -mm
Dimension L 15mm
Dimension a 1.5mm max.
Dimension ⌀D -mm
Dimension ⌀d -mm
Dimension D -mm
Dimension ⌀ID -mm
Dimension H -mm
Dimension W -mm
Dimension P1 -mm
Dimension P2 -mm
Dimension P3 -mm
Dimension P4 -mm
Dimension P5 -mm
Dimension h1 -
Dimension h2 -
Standard Mounting Direction Vertical
Case Type Parts Number
Both coating types (no case) and case types can be used.
Case types are recommended when the coils are used in a high-voltage circuit.
Please order case types with this parts number.
Insulation Type B
Flame Resistance UL94V-0
Reference Weight
This is a representing value calculated from a standard material composition.
Note that the reference weights are not considered as guaranteed value.
129 g
Minimum Order Quantity
This is the packing quantity for standard packing specifications.
48 pcs/Box
Shelf Life/MSL 12 months
RoHS Compliant
10 Restricted Substances
2011/65/EU and (EU) 2015/863
Please refer to AEC-Q 200 for details.

AEC-Q200(Automotive Standards)

About Inductor AEC-Q200 Compliance: If you are considering using this product for Automotive use, please contact our sales representative or agency.
We may ask you to change the specifications depending on the application.

Standard Mounting Direction


Mounting Direction No pedestal Pedestal without pins Pedestal with pins
Vertical LDFL025252LJ-V0E N/A N/A
Horizontal LDFL025252LJ-H0E N/A N/A

Even if it is not applicable (N/A), it may be applicable depending on the conditions. Please contact us.

Dimension [mm]


Part Numbering System

Part Numbering System

Characteristics Data

  • Inductance vs. Frequency Characteristics

  • Impedance vs. Frequency Characteristics