ComponentsPassive ComponentsEMC ComponentsCommon Mode Chokes for Mains Power Lines

WE-FC Common Mode Power Line Choke

WE-FC Common Mode Power Line Choke
SizeDimen­sionsL
(mm)		W
(mm)		H
(mm)		MaterialMount
ET20H
 21.3 21.3 17.8 MnZn THT
UT20V
 21.3 16.6 22.5 MnZn THT

LTSpice files

Characteristics

  • Closed rectangular ferrite core
  • 2-section winding for excellent high frequency performance
  • 1% stray inductance for symmetrical interference suppression
  • Flammability corresponding to UL 94 V-0
  • Operating temperature: -40 °C up to +125 °C

Applications

  • Mains filter
  • Switched mode power supplies
  • White goods

Products

All
ET20H
UT20V
Reset all
Filter article data
Filter by
Delete all
 show  article in 2 product lines
 article in 2 product lines
Reset all
Log in now to view availability and request availability forecasts. LOGIN
Order Code
Data­sheet
Simu­lation
Downloads
Status
IR(A)
L(mH)
RDC max.(Ω)
VR(V (AC))
VT(V (AC))
Material
L(mm)
W(mm)
H(mm)
Mount
Design Kit
SamplesAvailability & Sample
Log in now to view availability and request availability forecasts. LOGIN
7448640395
SPEC2.6 A, 1.1 mH, 0.08 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current2.6 A
Inductance1.1 mH
DC Resistance0.08 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit
744864
–Check availability
7448640396
SPEC1.65 A, 2.7 mH, 0.17 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.65 A
Inductance2.7 mH
DC Resistance0.17 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640397
SPEC1.3 A, 3.9 mH, 0.26 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.3 A
Inductance3.9 mH
DC Resistance0.26 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640398
SPEC1.2 A, 4.9 mH, 0.29 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.2 A
Inductance4.9 mH
DC Resistance0.29 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit
744864
–Check availability
7448640399
SPEC1.15 A, 5.9 mH, 0.32 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.15 A
Inductance5.9 mH
DC Resistance0.32 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640400
SPEC0.95 A, 7.1 mH, 0.46 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.95 A
Inductance7.1 mH
DC Resistance0.46 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640401
SPEC0.9 A, 9.4 mH, 0.55 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.9 A
Inductance9.4 mH
DC Resistance0.55 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640402
SPEC0.7 A, 15 mH, 0.83 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.7 A
Inductance15 mH
DC Resistance0.83 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit
744864
–Check availability
7448640403
SPEC0.55 A, 24 mH, 1.35 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.55 A
Inductance24 mH
DC Resistance1.35 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640404
SPEC0.45 A, 30 mH, 1.85 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.45 A
Inductance30 mH
DC Resistance1.85 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit –
–Check availability
7448640405
SPEC0.45 A, 42 mH, 2.3 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.45 A
Inductance42 mH
DC Resistance2.3 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width21.3 mm
Height17.8 mm
MountTHT 
Design Kit
744864
–Check availability
7448640406
SPEC2.65 A, 1.1 mH, 0.08 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current2.65 A
Inductance1.1 mH
DC Resistance0.08 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640407
SPEC2.2 A, 1.5 mH, 0.12 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current2.2 A
Inductance1.5 mH
DC Resistance0.12 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit
744864
–Check availability
7448640408
SPEC2 A, 2.3 mH, 0.14 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current2 A
Inductance2.3 mH
DC Resistance0.14 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640409
SPEC1.6 A, 2.8 mH, 0.2 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.6 A
Inductance2.8 mH
DC Resistance0.2 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit
744864
–Check availability
7448640410
SPEC1.55 A, 3.6 mH, 0.22 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.55 A
Inductance3.6 mH
DC Resistance0.22 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640411
SPEC1.5 A, 4.3 mH, 0.24 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.5 A
Inductance4.3 mH
DC Resistance0.24 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640412
SPEC1.25 A, 5 mH, 0.31 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.25 A
Inductance5 mH
DC Resistance0.31 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640413
SPEC1.05 A, 7.2 mH, 0.48 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current1.05 A
Inductance7.2 mH
DC Resistance0.48 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit
744864
–Check availability
7448640414
SPEC0.97 A, 8.8 mH, 0.54 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.97 A
Inductance8.8 mH
DC Resistance0.54 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640415
SPEC0.8 A, 13 mH, 0.81 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.8 A
Inductance13 mH
DC Resistance0.81 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640416
SPEC0.6 A, 24 mH, 1.38 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.6 A
Inductance24 mH
DC Resistance1.38 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability
7448640417
SPEC0.52 A, 29 mH, 1.87 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.52 A
Inductance29 mH
DC Resistance1.87 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit
744864
–Check availability
7448640418
SPEC0.4 A, 43 mH, 2.88 Ω
Simu­lation
Availability
–
Downloads10 files

Status Activei| Production is active. Expected lifetime: >10 years.
Rated Current0.4 A
Inductance43 mH
DC Resistance2.88 Ω
Rated Voltage250 V (AC)
Insulation Test Voltage2000 V (AC)
MaterialMnZn 
Length21.3 mm
Width16.6 mm
Height22.5 mm
MountTHT 
Design Kit –
–Check availability

Assortments

Articles from this product series can be found in the following assortments:

Design Kit WE-FC / WE-TFC Common Mode Power Line Chokes

Videos

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

Videos

Würth Elektronik Webinar: EMC Filters – From component to design

Learn more