WE-DPC SMT Dual Powerchoke

Size	Dimensions	L (mm)	W (mm)	H (mm)
5838		6	6	4

LTSpice files

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

Characteristics

Tiny package: our smallest double choke
Magnetical shielded
1:1 transformer
Coupled miniature inductor with two identical windings
More variants due to parallel and series connection
Operating temperature: -40 °C to +125 °C

Applications

Flyback applications
Buck, Boost, Sepic, Zeta, CUK Converter
Switching regulators with second unregulated output voltage

Application Notes

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

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

5838

Order Code	Datasheet	Downloads	Status	L₁ (µH)	L₂ (µH)	n	I_R (A)	I_{R 2} (A)	I_SAT (A)	I_SAT1 (A)	R_{DC1 typ} (mΩ)	R_{DC2 typ} (mΩ)	R_{DC1 max} (mΩ)	R_{DC2 max} (mΩ)	f_{res 1} (MHz)
7448844010	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	1	1	1:1	4.5	4.5	5	5	25	25	35	35	150
7448844022	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	2.2	2.2	1:1	3.9	3.9	3.4	3.4	33	33	47	47	80
7448844033	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	3.3	3.3	1:1	3.5	3.5	2.5	2.5	40	40	57	57	56
7448844047	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	4.7	4.7	1:1	3.1	3.1	2.1	2.1	44	44	62	62	46
7448844068	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	6.8	6.8	1:1	2.3	2.3	1.8	1.8	60	60	85	85	42
7448844100	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	10	10	1:1	2	2	1.6	1.6	70	70	100	100	34
7448844150	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	15	15	1:1	1.8	1.8	1.4	1.4	84	84	120	120	28
7448844220	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	22	22	1:1	1.2	1.2	1.3	1.3	154	154	220	220	19
7448844330	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	33	33	1:1	1	1	0.9	0.9	168	168	240	240	14
7448844470	SPEC	8 files EDA models: Components ZIP ALT Altium_WE-DPC (rev22b).IntLib \| 778.5 KB ZUK Cadstar_WE-DPC (rev19a).zip \| 5.5 KB CDS Cadence_WE-DPC (rev22a).zip \| 1.2 MB EAG Eagle_WE-DPC (rev19a).lbr \| 51.8 KB CAD files ZIP IGS Download_IGS_WE-DPC-5838 (rev1).igs \| 1.2 MB STP Download_STP_WE-DPC-5838 (rev1).stp \| 1.1 MB Electric models ZIP S S-Parameter_WE-DPC (rev21a).zip \| 1.2 MB PSP PSpice_WE-DPC (rev22a).zip \| 5.3 KB Download all 8 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	47	47	1:1	0.9	0.9	0.7	0.7	245	245	350	350	12

Order Code	Datasheet	Simulation
7448844010	SPEC
7448844022	SPEC
7448844033	SPEC
7448844047	SPEC
7448844068	SPEC
7448844100	SPEC
7448844150	SPEC
7448844220	SPEC
7448844330	SPEC
7448844470	SPEC

Samples

Order Code	Datasheet	Simulation	Downloads	Status	L₁ (µH)	L₂ (µH)	n	I_R (A)	I_{R 2} (A)	I_SAT (A)	I_SAT1 (A)	R_{DC1 typ} (mΩ)	R_{DC2 typ} (mΩ)	R_{DC1 max} (mΩ)	R_{DC2 max} (mΩ)	f_{res 1} (MHz)	Samples

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.

Learn more

Videos

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