WE-FLAT

Characteristics

Easy solution to filter interference on flexible printed circuit boards or thin ribbon cable
Available in a range of permeability values (μi = 620 to 810) to ensure targeted suppression across critical frequency bands
Also available with adhesive tape for mounting
Wide operating temperature range: –25 °C to +125 °C, ensuring stable performance in demanding environments

Applications

Filter for common mode interference on thin data lines in electronic systems
Example of application: Data transmission with TWINflex from Würth Elektronik and much more
Especially suitable for flexible printed circuit boards

Products

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Order Code	Datasheet	Simulation	Downloads	Status	L(mm)	W(mm)	W1(mm)	H(mm)	H₁(mm)	Z @ 25 MHz 1 turn(Ω)	Z @ 100 MHz 1 turn(Ω)	Version	Material	Design Kit
7427808	3 mm, 7 mm, 5 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427808 (rev1).igs \| 192.1 KB STP 7427808 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length3 mm	Width7 mm	Width5 mm	Height2.3 mm	Height0.7 mm	Impedance @ 25 MHz 1 turn13 Ω	Impedance @ 100 MHz 1 turn32 Ω	Versionround	Material4 W 810	Design Kit –
74278081	4 mm, 13.5 mm, 11 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278081 (rev1).igs \| 190.7 KB STP 74278081 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length4 mm	Width13.5 mm	Width11 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn10 Ω	Impedance @ 100 MHz 1 turn30 Ω	Versionround	Material4 W 810	Design Kit –
74278041	4 mm, 15.5 mm, 13 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278041 (rev1).igs \| 190.7 KB STP 74278041 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length4 mm	Width15.5 mm	Width13 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn10 Ω	Impedance @ 100 MHz 1 turn31 Ω	Versionround	Material4 W 810	Design Kit –
74278082	6 mm, 13.5 mm, 11 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278082 (rev1).igs \| 190.6 KB STP 74278082 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length6 mm	Width13.5 mm	Width11 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn13 Ω	Impedance @ 100 MHz 1 turn33 Ω	Versionround	Material4 W 810	Design Kit 742722
74278042	6 mm, 15.5 mm, 13 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278042 (rev1).igs \| 190.6 KB STP 74278042 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length6 mm	Width15.5 mm	Width13 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn12 Ω	Impedance @ 100 MHz 1 turn33 Ω	Versionround	Material4 W 810	Design Kit –
74278011	8 mm, 16 mm, 11.5 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278011 (rev1).igs \| 190.4 KB STP 74278011 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length8 mm	Width16 mm	Width11.5 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn31 Ω	Impedance @ 100 MHz 1 turn63 Ω	Versionround	Material4 W 620	Design Kit –
7427809	8 mm, 21 mm, 17 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427809 (rev1).igs \| 190.7 KB STP 7427809 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length8 mm	Width21 mm	Width17 mm	Height5 mm	Height0.8 mm	Impedance @ 25 MHz 1 turn24 Ω	Impedance @ 100 MHz 1 turn51 Ω	Versionround	Material4 W 620	Design Kit 742722
74278032	8 mm, 32 mm, 28 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278032 (rev1).igs \| 190.2 KB STP 74278032 (rev1).stp \| 54.9 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length8 mm	Width32 mm	Width28 mm	Height5 mm	Height0.8 mm	Impedance @ 25 MHz 1 turn20 Ω	Impedance @ 100 MHz 1 turn48 Ω	Versionround	Material4 W 620	Design Kit 742722
74278083	10 mm, 13.5 mm, 11 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278083 (rev1).igs \| 190.6 KB STP 74278083 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length10 mm	Width13.5 mm	Width11 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn18 Ω	Impedance @ 100 MHz 1 turn41 Ω	Versionround	Material4 W 810	Design Kit –
74278043	10 mm, 15.5 mm, 13 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278043 (rev1).igs \| 190.6 KB STP 74278043 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length10 mm	Width15.5 mm	Width13 mm	Height2 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn17 Ω	Impedance @ 100 MHz 1 turn42 Ω	Versionround	Material4 W 810	Design Kit 742722
7427801	12 mm, 16 mm, 11.5 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427801 (rev1).igs \| 190 KB STP 7427801 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width16 mm	Width11.5 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn46 Ω	Impedance @ 100 MHz 1 turn79 Ω	Versionround	Material4 W 620	Design Kit 742722
7427802	12 mm, 24.5 mm, 20 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427802 (rev1).igs \| 189.9 KB STP 7427802 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width24.5 mm	Width20 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn33 Ω	Impedance @ 100 MHz 1 turn65 Ω	Versionround	Material4 W 620	Design Kit –
74278021	12 mm, 23 mm, 20 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278021 (rev1).igs \| 190.2 KB STP 74278021 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width23 mm	Width20 mm	Height3 mm	Height0.7 mm	Impedance @ 25 MHz 1 turn22 Ω	Impedance @ 100 MHz 1 turn50 Ω	Versionround	Material4 W 620	Design Kit –
7427803	12 mm, 31 mm, 27 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427803 (rev1).igs \| 190.2 KB STP 7427803 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width31 mm	Width27 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn29 Ω	Impedance @ 100 MHz 1 turn66 Ω	Versionround	Material4 W 620	Design Kit 742722
74278031	12 mm, 31 mm, 27 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278031 (rev1).igs \| 189.9 KB STP 74278031 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width31 mm	Width27 mm	Height3 mm	Height0.7 mm	Impedance @ 25 MHz 1 turn21 Ω	Impedance @ 100 MHz 1 turn52 Ω	Versionround	Material4 W 620	Design Kit –
7427806	12 mm, 46 mm, 41.5 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427806 (rev1).igs \| 279.3 KB STP 7427806 (rev1).stp \| 81 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width46 mm	Width41.5 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn26 Ω	Impedance @ 100 MHz 1 turn67 Ω	Versionround	Material4 W 620	Design Kit –
7427807	12 mm, 56 mm, 52 mm	Simulation	Downloads3 files CAD files ZIP 3D 7427807_3D (rev1).pdf \| 205.1 KB IGS 7427807 (rev1).igs \| 3 MB STP 7427807 (rev1).stp \| 525.9 KB Download all 3 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length12 mm	Width56 mm	Width52 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn25 Ω	Impedance @ 100 MHz 1 turn68 Ω	Versionround	Material4 W 620	Design Kit –
74278009	15 mm, 28 mm, 24 mm	Simulation	Downloads2 files CAD files ZIP IGS 74278009 (rev1).igs \| 238.9 KB STP 74278009 (rev1).stp \| 78.4 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length15 mm	Width28 mm	Width24 mm	Height3.5 mm	Height0.75 mm	Impedance @ 25 MHz 1 turn29 Ω	Impedance @ 100 MHz 1 turn68 Ω	Versionsquare	Material4 W 620	Design Kit –
7427804	20 mm, 16 mm, 11.5 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427804 (rev1).igs \| 189.4 KB STP 7427804 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length20 mm	Width16 mm	Width11.5 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn75 Ω	Impedance @ 100 MHz 1 turn123 Ω	Versionround	Material4 W 620	Design Kit –
7427805	20 mm, 24.5 mm, 20 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427805 (rev1).igs \| 189.4 KB STP 7427805 (rev1).stp \| 55 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length20 mm	Width24.5 mm	Width20 mm	Height5 mm	Height0.5 mm	Impedance @ 25 MHz 1 turn50 Ω	Impedance @ 100 MHz 1 turn98 Ω	Versionround	Material4 W 620	Design Kit 742722
7427810	22 mm, 28.5 mm, 24 mm	Simulation	Downloads2 files CAD files ZIP IGS 7427810 (rev1).igs \| 189.1 KB STP 7427810 (rev1).stp \| 54.9 KB Download all 2 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Length22 mm	Width28.5 mm	Width24 mm	Height5.38 mm	Height0.8 mm	Impedance @ 25 MHz 1 turn57 Ω	Impedance @ 100 MHz 1 turn112 Ω	Versionround	Material4 W 620	Design Kit 742722