WE-DCT Toroidal Double Power Choke

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

LTSpice files

LT
LTSpice_WE-DCT (rev22a).zip
|
2.4 KB

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

Application Notes

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.

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Order Code	Datasheet	Simulation	Downloads	Status	L₁(µH)	L₂(µH)	I_R(A)	I_{R 2}(A)	I_SAT(A)	R_{DC1 typ}(mΩ)	R_{DC2 typ}(mΩ)	R_{DC1 max}(mΩ)	R_{DC2 max}(mΩ)
7448510091	0.091 µH, 0.091 µH, 14.5 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 10.091 µH	Inductance 20.091 µH	Rated Current14.5 A	Rated Current 214.5 A	Saturation Current120 A	DC Resistance 12.8 mΩ	DC Resistance 22.8 mΩ	DC Resistance 13.5 mΩ	DC Resistance 23.5 mΩ
744851016	0.16 µH, 0.16 µH, 13.8 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 10.16 µH	Inductance 20.16 µH	Rated Current13.8 A	Rated Current 213.8 A	Saturation Current90 A	DC Resistance 13.4 mΩ	DC Resistance 23.4 mΩ	DC Resistance 14.4 mΩ	DC Resistance 24.4 mΩ
744851027	0.27 µH, 0.27 µH, 12.3 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 10.27 µH	Inductance 20.27 µH	Rated Current12.3 A	Rated Current 212.3 A	Saturation Current65 A	DC Resistance 14 mΩ	DC Resistance 24 mΩ	DC Resistance 15 mΩ	DC Resistance 25 mΩ
744851039	0.39 µH, 0.39 µH, 10.6 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 10.39 µH	Inductance 20.39 µH	Rated Current10.6 A	Rated Current 210.6 A	Saturation Current50 A	DC Resistance 14.7 mΩ	DC Resistance 24.7 mΩ	DC Resistance 16 mΩ	DC Resistance 26 mΩ
744851056	0.56 µH, 0.56 µH, 9.8 A	Simulation	Downloads7 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Download all 7 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 10.56 µH	Inductance 20.56 µH	Rated Current9.8 A	Rated Current 29.8 A	Saturation Current40 A	DC Resistance 15.3 mΩ	DC Resistance 25.3 mΩ	DC Resistance 16.7 mΩ	DC Resistance 26.7 mΩ
744851100	1 µH, 1 µH, 8.6 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 11 µH	Inductance 21 µH	Rated Current8.6 A	Rated Current 28.6 A	Saturation Current30 A	DC Resistance 17.4 mΩ	DC Resistance 27.4 mΩ	DC Resistance 18.5 mΩ	DC Resistance 28.5 mΩ
744851220	2.2 µH, 2.2 µH, 8.6 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 12.2 µH	Inductance 22.2 µH	Rated Current8.6 A	Rated Current 28.6 A	Saturation Current17 A	DC Resistance 17.4 mΩ	DC Resistance 27.4 mΩ	DC Resistance 18.5 mΩ	DC Resistance 28.5 mΩ
744851330	3.3 µH, 3.3 µH, 7.7 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 13.3 µH	Inductance 23.3 µH	Rated Current7.7 A	Rated Current 27.7 A	Saturation Current13.5 A	DC Resistance 19 mΩ	DC Resistance 29 mΩ	DC Resistance 112 mΩ	DC Resistance 212 mΩ
744851470	4.7 µH, 4.7 µH, 7.2 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 14.7 µH	Inductance 24.7 µH	Rated Current7.2 A	Rated Current 27.2 A	Saturation Current11 A	DC Resistance 110.3 mΩ	DC Resistance 210.3 mΩ	DC Resistance 114 mΩ	DC Resistance 214 mΩ
744851101	10 µH, 10 µH, 5.3 A	Simulation	Downloads7 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Download all 7 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 110 µH	Inductance 210 µH	Rated Current5.3 A	Rated Current 25.3 A	Saturation Current8 A	DC Resistance 118.4 mΩ	DC Resistance 218.4 mΩ	DC Resistance 122 mΩ	DC Resistance 222 mΩ
744851221	22 µH, 22 µH, 3.5 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 122 µH	Inductance 222 µH	Rated Current3.5 A	Rated Current 23.5 A	Saturation Current2.7 A	DC Resistance 134 mΩ	DC Resistance 234 mΩ	DC Resistance 145 mΩ	DC Resistance 245 mΩ
744851331	33 µH, 33 µH, 2.5 A	Simulation	Downloads7 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Download all 7 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 133 µH	Inductance 233 µH	Rated Current2.5 A	Rated Current 22.5 A	Saturation Current2.25 A	DC Resistance 161 mΩ	DC Resistance 261 mΩ	DC Resistance 170 mΩ	DC Resistance 270 mΩ
744851471	47 µH, 47 µH, 1.6 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 147 µH	Inductance 247 µH	Rated Current1.6 A	Rated Current 21.6 A	Saturation Current2 A	DC Resistance 1130 mΩ	DC Resistance 2130 mΩ	DC Resistance 1160 mΩ	DC Resistance 2160 mΩ
744851561	56 µH, 56 µH, 1.5 A	Simulation	Downloads7 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Download all 7 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 156 µH	Inductance 256 µH	Rated Current1.5 A	Rated Current 21.5 A	Saturation Current8 A	DC Resistance 1140 mΩ	DC Resistance 2140 mΩ	DC Resistance 1170 mΩ	DC Resistance 2170 mΩ
744851102	100 µH, 100 µH, 1.1 A	Simulation	Downloads8 files EDA models: Components ZIP ALT WE-DCT (rev22b).IntLib \| 1.6 MB CDS Cadence_WE-DCT (rev22a).zip \| 4 MB EAG Eagle_WE-DCT (rev19a).lbr \| 26.6 KB KIC KiCad_WE-DCT (rev25b).zip \| 3.9 MB ZUK Download_Cadstar_WE-DCT (rev19a).zip \| 9.6 KB CAD files ZIP IGS WE-DCT_SH_DCT (rev1).igs \| 19.4 MB STP WE-DCT_SH_DCT (rev1).stp \| 5 MB Electric models ZIP PSP PSpice_WE-DCT (rev22a).zip \| 5.6 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Inductance 1100 µH	Inductance 2100 µH	Rated Current1.1 A	Rated Current 21.1 A	Saturation Current1.3 A	DC Resistance 1265 mΩ	DC Resistance 2265 mΩ	DC Resistance 1290 mΩ	DC Resistance 2290 mΩ

REDEXPERT loss simulation

Find the best inductor!

REDEXPERT loss simulation

Find the best inductor!

REDEXPERT has the world’s most accurate AC loss model, which even includes the DC-bias current. With dedicated DC-DC topologies or the generic loss simulator, you can accurately determine the AC and DC losses for your converter. The model includes the core material, shape and winding structure of the inductor. REDEXPERT recommends suitable inductors and allows you to add more filters to find the best inductor for your application.

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Schematic representations of the REDEXPERT loss simulator

Videos

WE-MCRI – Innovative Molded Coupled Inductor by Würth Elektronik eiSos

LTSpice files

Characteristics

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Application Notes

An Excellent Duet!

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REDEXPERT loss simulation

REDEXPERT loss simulation

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