WE-FI Leaded Toroidal Line Choke

Characteristics

  • Current loading up to 9 A
  • Iron powder cores with low losses
  • Low magnetically leakage field
  • Operating temperature: –25 ºC to +125 ºC
  • Custom designs on request

Applications

  • Application in voltage transformers and power supplies
  • For interference frequencies up to 10 MHz; for switching frequencies up to 100 kHz
  • Perfect for filtering of symmetric interferences

Products

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Order Code
Data­sheet
Downloads
Status
L (µH)
IR (A)
RDC max. (Ω)
Design Kit
Samples
7447045
8.2 µH, 5 A, 0.02 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 8.2 µH
Rated Current 5 A
DC Resistance 0.02 Ω
Design Kit
7447026
10 µH, 8 A, 0.01 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 10 µH
Rated Current 8 A
DC Resistance 0.01 Ω
Design Kit
7447054
10 µH, 5 A, 0.02 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 10 µH
Rated Current 5 A
DC Resistance 0.02 Ω
Design Kit
7447053
12 µH, 1 A, 0.03 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 12 µH
Rated Current 1 A
DC Resistance 0.03 Ω
Design Kit
7447035
15 µH, 4.5 A, 0.025 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 15 µH
Rated Current 4.5 A
DC Resistance 0.025 Ω
Design Kit
7447027
20 µH, 7 A, 0.015 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 20 µH
Rated Current 7 A
DC Resistance 0.015 Ω
Design Kit
7447025
20 µH, 5.7 A, 0.02 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 20 µH
Rated Current 5.7 A
DC Resistance 0.02 Ω
Design Kit
7447044
22 µH, 3.5 A, 0.03 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 22 µH
Rated Current 3.5 A
DC Resistance 0.03 Ω
Design Kit
7447017
22 µH, 9 A, 0.015 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 22 µH
Rated Current 9 A
DC Resistance 0.015 Ω
Design Kit
7447043
24 µH, 3 A, 0.045 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 24 µH
Rated Current 3 A
DC Resistance 0.045 Ω
Design Kit
7447016
29 µH, 8 A, 0.015 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 29 µH
Rated Current 8 A
DC Resistance 0.015 Ω
Design Kit
7447024
30 µH, 3.7 A, 0.04 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 30 µH
Rated Current 3.7 A
DC Resistance 0.04 Ω
Design Kit
7447052
32 µH, 2.6 A, 0.045 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 32 µH
Rated Current 2.6 A
DC Resistance 0.045 Ω
Design Kit
7447015
35 µH, 5.7 A, 0.025 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 35 µH
Rated Current 5.7 A
DC Resistance 0.025 Ω
Design Kit
7447030
36 µH, 1.6 A, 0.4 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 36 µH
Rated Current 1.6 A
DC Resistance 0.4 Ω
Design Kit
7447051
37 µH, 1.3 A, 0.12 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 37 µH
Rated Current 1.3 A
DC Resistance 0.12 Ω
Design Kit
7447034
43 µH, 2.6 A, 0.06 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 43 µH
Rated Current 2.6 A
DC Resistance 0.06 Ω
Design Kit
7447042
56 µH, 1.4 A, 0.18 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 56 µH
Rated Current 1.4 A
DC Resistance 0.18 Ω
Design Kit
7447014
58 µH, 3.2 A, 0.055 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 58 µH
Rated Current 3.2 A
DC Resistance 0.055 Ω
Design Kit
7447023
60 µH, 4.1 A, 0.04 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 60 µH
Rated Current 4.1 A
DC Resistance 0.04 Ω
Design Kit
7447022
68 µH, 2.5 A, 0.08 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 68 µH
Rated Current 2.5 A
DC Resistance 0.08 Ω
Design Kit
7447041
68 µH, 1.5 A, 0.1 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 68 µH
Rated Current 1.5 A
DC Resistance 0.1 Ω
Design Kit
7447033
68 µH, 2.8 A, 0.055 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 68 µH
Rated Current 2.8 A
DC Resistance 0.055 Ω
Design Kit
7447013
90 µH, 4.6 A, 0.04 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 90 µH
Rated Current 4.6 A
DC Resistance 0.04 Ω
Design Kit
7447021
100 µH, 2.5 A, 0.08 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 100 µH
Rated Current 2.5 A
DC Resistance 0.08 Ω
Design Kit
7447070
100 µH, 6 A, 0.035 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 100 µH
Rated Current 6 A
DC Resistance 0.035 Ω
Design Kit
7447032
110 µH, 1.3 A, 0.23 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Rated Current 1.3 A
DC Resistance 0.23 Ω
Design Kit
7447012
110 µH, 2.9 A, 0.07 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Rated Current 2.9 A
DC Resistance 0.07 Ω
Design Kit
7447011
130 µH, 2.6 A, 0.085 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 130 µH
Rated Current 2.6 A
DC Resistance 0.085 Ω
Design Kit
74470292
130 µH, 3 A, 0.09 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 130 µH
Rated Current 3 A
DC Resistance 0.09 Ω
Design Kit
7447031
140 µH, 2 A, 0.11 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 140 µH
Rated Current 2 A
DC Resistance 0.11 Ω
Design Kit
7447050
140 µH, 1.1 A, 0.26 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 140 µH
Rated Current 1.1 A
DC Resistance 0.26 Ω
Design Kit
7447028
150 µH, 1.9 A, 0.13 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 150 µH
Rated Current 1.9 A
DC Resistance 0.13 Ω
Design Kit
7447018
150 µH, 2.5 A, 0.1 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 150 µH
Rated Current 2.5 A
DC Resistance 0.1 Ω
Design Kit
7447055
150 µH, 5.4 A, 0.042 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 150 µH
Rated Current 5.4 A
DC Resistance 0.042 Ω
Design Kit
7447076
150 µH, 6.1 A, 0.045 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 150 µH
Rated Current 6.1 A
DC Resistance 0.045 Ω
Design Kit
74470291
220 µH, 1.8 A, 0.15 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 220 µH
Rated Current 1.8 A
DC Resistance 0.15 Ω
Design Kit
7447020
220 µH, 2 A, 0.16 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 220 µH
Rated Current 2 A
DC Resistance 0.16 Ω
Design Kit
7447036
220 µH, 1.4 A, 0.22 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 220 µH
Rated Current 1.4 A
DC Resistance 0.22 Ω
Design Kit
7447040
240 µH, 1 A, 0.38 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 240 µH
Rated Current 1 A
DC Resistance 0.38 Ω
Design Kit
7447060
300 µH, 2.5 A, 0.15 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 300 µH
Rated Current 2.5 A
DC Resistance 0.15 Ω
Design Kit
7447065
330 µH, 3.1 A, 0.085 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 330 µH
Rated Current 3.1 A
DC Resistance 0.085 Ω
Design Kit
7447037
360 µH, 0.9 A, 0.45 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 360 µH
Rated Current 0.9 A
DC Resistance 0.45 Ω
Design Kit
7447010
470 µH, 1.6 A, 0.225 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 470 µH
Rated Current 1.6 A
DC Resistance 0.225 Ω
Design Kit
7447071
470 µH, 3 A, 0.11 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 470 µH
Rated Current 3 A
DC Resistance 0.11 Ω
Design Kit
7447019
700 µH, 5.1 A, 0.12 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 700 µH
Rated Current 5.1 A
DC Resistance 0.12 Ω
Design Kit
7447075
860 µH, 3 A, 0.15 Ω
Status Active i | Production is active. Expected lifetime: >10 years.
Inductance 860 µH
Rated Current 3 A
DC Resistance 0.15 Ω
Design Kit

Assortments

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

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Würth Elektronik Webinar: ClassD inductors - difference to normal power / filter inductors?