EPCOS 400 μH ±30% Ferrite Power Inductor, 2.6A Idc, 55mΩ Rdc B82721A

  • RS Stock No. 167-0314
  • Mfr. Part No. B82721K2262N001
  • Manufacturer EPCOS
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): HU
Product Details

Epcos B82721A Series Common Mode Choke

Current-compensated ring core double chokes with a ferrite core in flame retardant potting and case to (UL94V-0)
High resonance frequency by virtue of the unique winding technique used
Applications include switch-mode power supplies for computers, televisions and other sensitive electronic equipment. Additionally the B82721/2/3/4/5A ranges of chokes are suitable for electronic ballasts in lamps, and the B82725J range of chokes is ideally suited for washing machines and chargers.
Low profile horizontal (-A/-B) versions
Vertical (-J/-K) versions save PCB space


The stated Rated Current IR is referenced to 50Hz @ TA 40°C
The stated Rated Inductance LR is per Coil @ 20°C


VDE 0565-2 UL 1283


VDE; UL Recognised Component

Attribute Value
Inductance 400 μH
Maximum DC Current 2.6A
Mounting Type Radial
Maximum DC Resistance 55mΩ
Tolerance ±30%
Length 18.2mm
Depth 13.2mm
Height 20.3mm
Dimensions 18.2 x 13.2 x 20.3mm
Core Material Ferrite
Lead Pitch 10 mm, 15 mm
Series B82721A
Maximum Operating Temperature +125°C
Minimum Operating Temperature -40°C
Lead Diameter 0.7mm
Discontinued product