WE-FCL Common Mode Power Line Choke | Passive Components | Würth Elektronik Product Catalog

Product unitPassive Components Product groupEMC Components Product familyCommon Mode Chokes for Mains Power Lines Product seriesWE-FCL Common Mode Power Line Choke

	Size	L (mm)	W (mm)	H (mm)	Mount
	ET35	37	26	45	THT

Characteristics

Approximate 1% stray inductance for symmetrical interference suppression
Closed rectangular ferrite core
Attenuation up to 75 dB with high rated current.
Inductance Tolerance: +50 %/-30%
Flammability corresponding to UL 94 V-0
Climatic category 40/125/21

Applications

Mains filter
Switched mode power supplies
Electronic ballast applications
Lighting
White goods

Products

ET35

Order Code	Datasheet	Simulation	Downloads	I_R (A)	L₁ (mH)	R_{DC max.} (mΩ)	V_R (V (AC))	V_T (V (AC))	Samples
744866103	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866103 (rev20a).s4p \| 312.3 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	3.4	10	110	250	1500
744866104	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866104 (rev20a).s4p \| 318 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	1.25	100	900	250	1500
744866223	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866223 (rev20a).s4p \| 314 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	2.5	22	200	250	1500
744866392	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866392 (rev20a).s4p \| 310.5 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	5	3.9	50	250	1500
744866563	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866563 (rev20a).s4p \| 317.1 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	1.5	56	530	250	1500
744866692	SPEC		9 files EDA models: Components ZIP ALT Altium_WE-FCL (rev20a).IntLib \| 252 KB ZUK Cadstar_WE-FCL (rev19a).zip \| 5.8 KB CDS Cadence_WE-FCL (rev20a).zip \| 1.6 MB EAG Eagle_WE-FCL (rev19a).lbr \| 16.2 KB CAD files ZIP IGS IGS_WE-FCL (rev1).igs \| 2 MB STP STEP_WE-FCL (rev1).stp \| 1.5 MB Electric models ZIP LT LTSpice_WE-FCL (rev20a).zip \| 19.2 KB S S-Parameter_744866692 (rev20a).s4p \| 312.2 KB PSP PSpice_WE-FCL (rev19a).zip \| 18.8 KB Download all 9 files as zip archive ZIP	4	6.9	68	250	1500

Order Code	Datasheet	Simulation
744866103	SPEC
744866104	SPEC
744866223	SPEC
744866392	SPEC
744866563	SPEC
744866692	SPEC

Samples

Order Code	Datasheet	Simulation	Downloads	I_R (A)	L₁ (mH)	R_{DC max.} (mΩ)	V_R (V (AC))	V_T (V (AC))	Samples

Videos

How to solve EMC problems! || The mystery of the buzzing speaker

Videos

Würth Elektronik Webinar: EMC Filters – From component to design

Learn more