WE-MCRI SMT Molded Coupled Inductor

WE-MCRI Magnetically shielded. Better Leakage Inductance (Lk) and Rated Current (Ir) than comparable components.

Size	Dimensions	L (mm)	W (mm)	H (mm)
1090		11	10	9
1040		11	10	4

LTSpice files

LT
LTSpice_WE-MCRI (rev24a).zip
|
2.5 KB

Characteristics

Composite core material allows high saturation current and compact design
Better Leakage Inductance (Lk) and Rated Current (Ir) than comparable components
Magnetically shielded
1:1 Transformer
Operation temperature: -40°C to +125°C

Applications

Isolated converter application (e.g. Flyback converter)
Buck, Boost, Sepic, Zeta, CUK Converter
Switching regulator with second, unregulated output voltage

Application Notes

ANP017 Designing Low-cost, Multiple Output DC/DC Converters
PDF

Products

All

1090

1040

Order Code	Datasheet	Downloads	Status	L₁ (µH)	L₂ (µH)	n	I_R (A)	I_{R 2} (A)	I_SAT1 (A)	I_SAT2 (A)	R_{DC1 typ} (mΩ)	R_{DC2 typ} (mΩ)	R_{DC1 max} (mΩ)	R_{DC2 max} (mΩ)	f_res (MHz)	L_S (µH)
7448990010	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1	1	1:1	17	17	43.5	43.5	4.5	4.5	5.6	5.6	35	0.17
7448990015	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1.5	1.5	1:1	12.5	12.5	34	34	8.8	8.8	9.4	9.4	29	0.18
7448990022	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.2	2.2	1:1	11.5	11.5	29.5	29.5	10.5	10.5	12.5	12.5	20	0.19
7448990033	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	3.3	3.3	1:1	7.5	7.5	28.2	28.2	23.5	23.5	26	26	19	0.22
7448990047	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	4.7	4.7	1:1	5.9	5.9	24.2	24.2	36	36	40	40	17.5	0.235
7448990068	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	6.8	6.8	1:1	5	5	21.2	21.2	46	46	51.5	51.5	13	0.245
7448990082	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	8.2	8.2	1:1	4.8	4.8	18.5	18.5	56	56	63	63	9.5	0.26
7448990100	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10	10	1:1	4.5	4.5	17	17	62	62	69	69	9	0.27
7448990150	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	15	15	1:1	3.9	3.9	9.5	9.5	78	78	87	87	8.5	0.3
7448990220	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	22	22	1:1	3.4	3.4	8.1	8.1	95	95	106	106	6.5	0.335
7448990330	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	33	33	1:1	2.9	2.9	6.8	6.8	130	130	145	145	5.5	0.35
7448990470	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1090 (rev1).igs \| 1016.9 KB STP Download_STP_WE-MCRI-1090 (rev1).stp \| 418.4 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB PSP PSpice_WE-MCRI (rev22a).zip \| 5.8 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	47	47	1:1	2.3	2.3	6	6	216	216	240	240	4.5	0.37
7448991010	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1	1	1:1	12	12	30.2	30.2	6.3	6.3	7.5	7.5	32	0.16
7448991015	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1.5	1.5	1:1	11.1	11.1	28.1	28.1	8.6	8.6	10	10	24.5	0.17
7448991022	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.2	2.2	1:1	8.2	8.2	20.6	20.6	14	14	16.5	16.5	21.5	0.18
7448991027	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.7	2.7	1:1	7.4	7.4	16.5	16.5	16.3	16.3	16.8	16.8	19	0.2
7448991033	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	3.3	3.3	1:1	6.8	6.8	14.3	14.3	20.7	20.7	23.5	23.5	17	0.21
7448991047	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	4.7	4.7	1:1	6.2	6.2	13.8	13.8	24.4	24.4	29	29	14	0.225
7448991068	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	6.8	6.8	1:1	5	5	12	12	38	38	44	44	11.5	0.24
7448991082	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	8.2	8.2	1:1	4.7	4.7	11.3	11.3	41.2	41.2	46	46	10	0.25
7448991100	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10	10	1:1	3.7	3.7	9.8	9.8	55	55	62	62	9.4	0.3
7448991150	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	15	15	1:1	3.25	3.25	7.8	7.8	83	83	95	95	7.7	0.32
7448991220	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	22	22	1:1	2.2	2.2	6.1	6.1	144	144	160	160	5.8	0.33
7448991330	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	33	33	1:1	2.05	2.05	5	5	207	207	230	230	4.7	0.34
7448991470	SPEC	7 files EDA models: Components ZIP ALT Altium_WE-MCRI (rev24a).IntLib \| 155.5 KB ZUK Download_Cadstar_WE-MCRI (rev19a).zip \| 10.4 KB CDS Cadence_WE-MCRI (rev22a).zip \| 429.5 KB EAG Eagle_WE-MCRI (rev19a).lbr \| 40.8 KB CAD files ZIP IGS Download_IGS_WE-MCRI-1040 (rev1).igs \| 1017.1 KB STP Download_STP_WE-MCRI-1040 (rev1).stp \| 288.5 KB Electric models ZIP S S-Parameter_WE-MCRI (rev21a).zip \| 3 MB Download all 7 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	47	47	1:1	1.5	1.5	4.4	4.4	312	312	340	340	3.9	0.35

Order Code	Datasheet	Simulation
7448990010	SPEC
7448990015	SPEC
7448990022	SPEC
7448990033	SPEC
7448990047	SPEC
7448990068	SPEC
7448990082	SPEC
7448990100	SPEC
7448990150	SPEC
7448990220	SPEC
7448990330	SPEC
7448990470	SPEC
7448991010	SPEC
7448991015	SPEC
7448991022	SPEC
7448991027	SPEC
7448991033	SPEC
7448991047	SPEC
7448991068	SPEC
7448991082	SPEC
7448991100	SPEC
7448991150	SPEC
7448991220	SPEC
7448991330	SPEC
7448991470	SPEC

Samples

Order Code	Datasheet	Simulation	Downloads	Status	L₁ (µH)	L₂ (µH)	n	I_R (A)	I_{R 2} (A)	I_SAT1 (A)	I_SAT2 (A)	R_{DC1 typ} (mΩ)	R_{DC2 typ} (mΩ)	R_{DC1 max} (mΩ)	R_{DC2 max} (mΩ)	f_res (MHz)	L_S (µH)	Samples

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

An Excellent Duet!

Coupled Inductors

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. The WE-MCRI features a soft saturation behavior with its crystalline core structure and distributed air gap.

The coupled inductor range includes high voltage isolation versions up to 2 kV, low profile types and versions with various turns ratios.

The innovative design in detail

The distributed air gap within the crystalline structure

Overview of typical applications

Multi Output Buck | Flyback | SEPIC

ZETA | Cuk | High Step-up Boost

Multi Output Buck

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-DPC HV, WE-TDC HV, WE-MTCI

Flyback

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-TDC HV, WE-MTCI

SEPIC

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-DD, WE-CFWI, WE-MTCI, WE-MCRI

ZETA

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-DPC, WE-CFWI, WE-DCT

Cuk

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-CFWI, WE-DD, WE-MCRI

High Step-up Boost

Isolation: Isolated/Non-isolated
Multiple Output: Yes
Output: Non-inverted
Complexity: Low
Cost: Low
Product Series Recommendation: WE-EHPI, WE-MTCI

Simulate now in REDEXPERT

The online platform for easier component selection

Important features:

The world’s most accurate AC loss model Inductor simulation and selection for DC/DC converters
Ability to compare inductance/current and temperature rise/DC current using interactive measurement curves
Filter settings for over 20 electrical and mechanical parameters
Online platform based on measured values
Order free samples directly
Direct access to product datasheets

Visit REDEXPERT

Demo Board

Dual-Output Isolated Buck Converter

With the High Voltage Coupled Inductor WE-CPIB HV, an additional isolated output in a buck converter can be achieved, with minimal solution size and design effort.

Demo Module Features:

USB powered
Single and Dual-output buck operation
Output LED indicator

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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