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WE-DCT Toroidal Double Power Choke

Size L
(mm)
W
(mm)
H
(mm)
SH 23 18.5 11.5

Characteristics

  • Very low RDC
  • Very low core losses
  • Saturation current higher up to 120 A
  • Low inductance drift over temperature
  • Operating temperature: –40 °C up to +125 °C
  • Coupled inductor with two identical windings
  • More variants due to parallel and series connection
  • Core material WE-Perm
  • Low leakage due to bifilar winding

Applications

  • High power switching regulators
  • Solar inverter
  • 1:1 flyback converter
  • Buck, Boost, Sepic and CUK Converter
  • Switching regulators with second unregulated output voltage

An Excellent Duet!

The WE-MCRI is an innovative molded coupled inductor with fully automated bifilar winding process. It offers an almost ideal coupling coefficient up to 0.995.

Product video and more

Products

SH
Order Code SPEC Downloads L1
(µH)
L2
(µH)
IR 1
(A)
IR 2
(A)
ISAT 1
(A)
RDC1 typ
(mΩ)
RDC2 typ
(mΩ)
RDC1 max
(mΩ)
RDC2 max
(mΩ)
Samples
7448510091
STE ALT EAG CAD LTS PSP CAD CAD 0.091 0.091 14.5 14.5 120 2.8 2.8 3.5 3.5
744851016
STE ALT EAG CAD LTS PSP CAD CAD 0.16 0.16 13.8 13.8 90 3.4 3.4 4.4 4.4
744851027
STE ALT EAG CAD LTS PSP CAD CAD 0.27 0.27 12.3 12.3 65 4 4 5 5
744851039
STE ALT EAG CAD LTS PSP CAD CAD 0.39 0.39 10.6 10.6 50 4.7 4.7 6 6
744851056
STE ALT EAG CAD CAD CAD 0.56 0.56 9.8 9.8 40 5.3 5.3 6.7 6.7
744851100
STE ALT EAG CAD LTS PSP CAD CAD 1 1 8.6 8.6 30 7.4 7.4 8.5 8.5
744851220
STE ALT EAG CAD LTS PSP CAD CAD 2.2 2.2 8.6 8.6 17 7.4 7.4 8.5 8.5
744851330
STE ALT EAG CAD LTS PSP CAD CAD 3.3 3.3 7.7 7.7 13.5 9 9 12 12
744851470
STE ALT EAG CAD LTS PSP CAD CAD 4.7 4.7 7.2 7.2 11 10.3 10.3 14 14
744851101
STE ALT EAG CAD CAD CAD 10 10 5.3 5.3 8 18.4 18.4 22 22
744851221
STE ALT EAG CAD LTS PSP CAD CAD 22 22 3.5 3.5 2.7 34 34 45 45
744851331
STE ALT EAG CAD CAD CAD 33 33 2.5 2.5 2.25 61 61 70 70
744851471
STE ALT EAG CAD LTS PSP CAD CAD 47 47 1.6 1.6 2 130 130 160 160
744851102
STE ALT EAG CAD LTS PSP CAD CAD 100 100 1.1 1.1 1.3 265 265 290 290
744851561
STE ALT EAG CAD CAD CAD 56 56 1.5 1.5 8 140 140 170 170
Order Code SPEC
7448510091
744851016
744851027
744851039
744851056
744851100
744851220
744851330
744851470
744851101
744851221
744851331
744851471
744851102
744851561
Samples
Order Code SPEC Downloads L1
(µH)
L2
(µH)
IR 1
(A)
IR 2
(A)
ISAT 1
(A)
RDC1 typ
(mΩ)
RDC2 typ
(mΩ)
RDC1 max
(mΩ)
RDC2 max
(mΩ)
Samples

Videos