WE-DD SMT Shielded Coupled Inductor
SizeDimen­sionsL
(mm)
W
(mm)
H
(mm)
7332 straight
7.3 7.3 4
7345 straight
7.3 7.3 4.8
1260 straight
12.5 12.5 6.5
1280 straight
12.5 12.5 8.5
1260 crossed
12.5 12.5 6.5
1280 crossed
12.5 12.5 8.5
1210 crossed
12.5 12.5 10.5
7345 crossed
7.3 7.3 4.8
7355 crossed
7.3 7.3 5.8

Characteristics

  • 1:1 transformer
  • Double inductor with two identical windings
  • 5 different sizes available
  • Operating temperature: –40 ºC to +125 ºC
  • Recommended solder profile: Reflow
  • Custom designs on request

Applications

  • For SEPIC and CUK topologies
  • Flyback applications
  • Switching regulators with second, unregulated output voltage

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

All
7332 straight
7345 straight
1260 straight
1280 straight
1260 crossed
1280 crossed
1210 crossed
7345 crossed
7355 crossed
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Data­sheet
Simu­lation
Downloads
Status
L1(µH)
L2(µH)
IR(A)
IR 2(A)
ISAT(A)
RDC1 typ(Ω)
RDC2 typ(Ω)
RDC1 max(Ω)
RDC2 max(Ω)
fres(MHz)
Type
Design Kit
Samples
744878001
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 11.3 µH
Inductance 21.3 µH
Rated Current4.4 A
Rated Current 24.4 A
Saturation Current6.3 A
DC Resistance 10.027 Ω
DC Resistance 20.027 Ω
DC Resistance 10.035 Ω
DC Resistance 20.035 Ω
Self Resonant Frequency60 MHz
TypeStraight 
Design Kit
744874001
1.5 µH, 1.5 µH, 5.85 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 11.5 µH
Inductance 21.5 µH
Rated Current5.85 A
Rated Current 25.85 A
Saturation Current14 A
DC Resistance 10.012 Ω
DC Resistance 20.012 Ω
DC Resistance 10.016 Ω
DC Resistance 20.016 Ω
Self Resonant Frequency70 MHz
TypeStraight 
Design Kit
744873001
1.5 µH, 1.5 µH, 6.25 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 11.5 µH
Inductance 21.5 µH
Rated Current6.25 A
Rated Current 26.25 A
Saturation Current18 A
DC Resistance 10.011 Ω
DC Resistance 20.011 Ω
DC Resistance 10.015 Ω
DC Resistance 20.015 Ω
Self Resonant Frequency75 MHz
TypeStraight 
Design Kit
7448700015
1.5 µH, 1.5 µH, 8.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 11.5 µH
Inductance 21.5 µH
Rated Current8.6 A
Rated Current 28.6 A
Saturation Current17.5 A
DC Resistance 10.012 Ω
DC Resistance 20.012 Ω
DC Resistance 10.016 Ω
DC Resistance 20.016 Ω
Self Resonant Frequency60 MHz
TypeCrossed 
Design Kit
744877001
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 11.8 µH
Inductance 21.8 µH
Rated Current4.7 A
Rated Current 24.7 A
Saturation Current6.5 A
DC Resistance 10.025 Ω
DC Resistance 20.025 Ω
DC Resistance 10.034 Ω
DC Resistance 20.034 Ω
Self Resonant Frequency58 MHz
TypeStraight 
Design Kit
7448709022
2.2 µH, 2.2 µH, 4.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.2 µH
Inductance 22.2 µH
Rated Current4.1 A
Rated Current 24.1 A
Saturation Current19 A
DC Resistance 10.015 Ω
DC Resistance 20.015 Ω
DC Resistance 10.017 Ω
DC Resistance 20.017 Ω
Self Resonant Frequency45 MHz
TypeCrossed 
Design Kit
744878002
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.4 µH
Inductance 22.4 µH
Rated Current3.6 A
Rated Current 23.6 A
Saturation Current4.8 A
DC Resistance 10.042 Ω
DC Resistance 20.042 Ω
DC Resistance 10.052 Ω
DC Resistance 20.052 Ω
Self Resonant Frequency53 MHz
TypeStraight 
Design Kit
744877002
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.4 µH
Inductance 22.4 µH
Rated Current4.2 A
Rated Current 24.2 A
Saturation Current5.6 A
DC Resistance 10.031 Ω
DC Resistance 20.031 Ω
DC Resistance 10.042 Ω
DC Resistance 20.042 Ω
Self Resonant Frequency50 MHz
TypeStraight 
Design Kit
744874002
2.4 µH, 2.4 µH, 5.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.4 µH
Inductance 22.4 µH
Rated Current5.5 A
Rated Current 25.5 A
Saturation Current11.5 A
DC Resistance 10.013 Ω
DC Resistance 20.013 Ω
DC Resistance 10.017 Ω
DC Resistance 20.017 Ω
Self Resonant Frequency54 MHz
TypeStraight 
Design Kit
744873002
2.4 µH, 2.4 µH, 6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.4 µH
Inductance 22.4 µH
Rated Current6 A
Rated Current 26 A
Saturation Current14 A
DC Resistance 10.012 Ω
DC Resistance 20.012 Ω
DC Resistance 10.016 Ω
DC Resistance 20.016 Ω
Self Resonant Frequency54 MHz
TypeStraight 
Design Kit
744870002
2.4 µH, 2.4 µH, 7.8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 12.4 µH
Inductance 22.4 µH
Rated Current7.8 A
Rated Current 27.8 A
Saturation Current15 A
DC Resistance 10.014 Ω
DC Resistance 20.014 Ω
DC Resistance 10.018 Ω
DC Resistance 20.018 Ω
Self Resonant Frequency40 MHz
TypeCrossed 
Design Kit
744878003
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current3.3 A
Rated Current 23.3 A
Saturation Current4 A
DC Resistance 10.052 Ω
DC Resistance 20.052 Ω
DC Resistance 10.064 Ω
DC Resistance 20.064 Ω
Self Resonant Frequency49 MHz
TypeStraight 
Design Kit
744877003
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current3.7 A
Rated Current 23.7 A
Saturation Current5 A
DC Resistance 10.04 Ω
DC Resistance 20.04 Ω
DC Resistance 10.052 Ω
DC Resistance 20.052 Ω
Self Resonant Frequency46 MHz
TypeStraight 
Design Kit
744874003
3.3 µH, 3.3 µH, 4.91 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current4.91 A
Rated Current 24.91 A
Saturation Current8.9 A
DC Resistance 10.017 Ω
DC Resistance 20.017 Ω
DC Resistance 10.021 Ω
DC Resistance 20.021 Ω
Self Resonant Frequency45 MHz
TypeStraight 
Design Kit
744873003
3.3 µH, 3.3 µH, 5.14 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current5.14 A
Rated Current 25.14 A
Saturation Current11 A
DC Resistance 10.017 Ω
DC Resistance 20.017 Ω
DC Resistance 10.022 Ω
DC Resistance 20.022 Ω
Self Resonant Frequency41 MHz
TypeStraight 
Design Kit
744870003
3.3 µH, 3.3 µH, 7.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current7.1 A
Rated Current 27.1 A
Saturation Current12 A
DC Resistance 10.016 Ω
DC Resistance 20.016 Ω
DC Resistance 10.021 Ω
DC Resistance 20.021 Ω
Self Resonant Frequency30 MHz
TypeCrossed 
Design Kit
7448709033
3.3 µH, 3.3 µH, 3.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 13.3 µH
Inductance 23.3 µH
Rated Current3.7 A
Rated Current 23.7 A
Saturation Current15.5 A
DC Resistance 10.017 Ω
DC Resistance 20.017 Ω
DC Resistance 10.02 Ω
DC Resistance 20.02 Ω
Self Resonant Frequency35 MHz
TypeCrossed 
Design Kit
744878004
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current1.3 A
Rated Current 21.3 A
Saturation Current3 A
DC Resistance 10.065 Ω
DC Resistance 20.065 Ω
DC Resistance 10.075 Ω
DC Resistance 20.075 Ω
Self Resonant Frequency46 MHz
TypeStraight 
Design Kit
744877004
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current2.55 A
Rated Current 22.55 A
Saturation Current4 A
DC Resistance 10.052 Ω
DC Resistance 20.052 Ω
DC Resistance 10.064 Ω
DC Resistance 20.064 Ω
Self Resonant Frequency42 MHz
TypeStraight 
Design Kit
744874004
4.7 µH, 4.7 µH, 4.22 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current4.22 A
Rated Current 24.22 A
Saturation Current8 A
DC Resistance 10.023 Ω
DC Resistance 20.023 Ω
DC Resistance 10.028 Ω
DC Resistance 20.028 Ω
Self Resonant Frequency39 MHz
TypeStraight 
Design Kit
744871004
4.7 µH, 4.7 µH, 3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current3 A
Rated Current 23 A
Saturation Current8 A
DC Resistance 10.023 Ω
DC Resistance 20.023 Ω
DC Resistance 10.028 Ω
DC Resistance 20.028 Ω
Self Resonant Frequency20 MHz
TypeCrossed 
Design Kit
744873004
4.7 µH, 4.7 µH, 4.87 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current4.87 A
Rated Current 24.87 A
Saturation Current10 A
DC Resistance 10.019 Ω
DC Resistance 20.019 Ω
DC Resistance 10.024 Ω
DC Resistance 20.024 Ω
Self Resonant Frequency32 MHz
TypeStraight 
Design Kit
744870004
4.7 µH, 4.7 µH, 3.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current3.6 A
Rated Current 23.6 A
Saturation Current10 A
DC Resistance 10.025 Ω
DC Resistance 20.025 Ω
DC Resistance 10.03 Ω
DC Resistance 20.03 Ω
Self Resonant Frequency34 MHz
TypeCrossed 
Design Kit
7448709047
4.7 µH, 4.7 µH, 3.6 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 14.7 µH
Inductance 24.7 µH
Rated Current3.6 A
Rated Current 23.6 A
Saturation Current13 A
DC Resistance 10.019 Ω
DC Resistance 20.019 Ω
DC Resistance 10.023 Ω
DC Resistance 20.023 Ω
Self Resonant Frequency30 MHz
TypeCrossed 
Design Kit
744878005
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 15.6 µH
Inductance 25.6 µH
Rated Current1.5 A
Rated Current 21.5 A
Saturation Current3 A
DC Resistance 10.095 Ω
DC Resistance 20.095 Ω
DC Resistance 10.12 Ω
DC Resistance 20.12 Ω
Self Resonant Frequency26 MHz
TypeStraight 
Design Kit
744877005
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 15.6 µH
Inductance 25.6 µH
Rated Current1.9 A
Rated Current 21.9 A
Saturation Current3.5 A
DC Resistance 10.08 Ω
DC Resistance 20.08 Ω
DC Resistance 10.095 Ω
DC Resistance 20.095 Ω
Self Resonant Frequency23 MHz
TypeStraight 
Design Kit
744878006
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current1.4 A
Rated Current 21.4 A
Saturation Current2.8 A
DC Resistance 10.11 Ω
DC Resistance 20.11 Ω
DC Resistance 10.135 Ω
DC Resistance 20.135 Ω
Self Resonant Frequency25 MHz
TypeStraight 
Design Kit
744877006
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current1.8 A
Rated Current 21.8 A
Saturation Current3.2 A
DC Resistance 10.085 Ω
DC Resistance 20.085 Ω
DC Resistance 10.102 Ω
DC Resistance 20.102 Ω
Self Resonant Frequency20 MHz
TypeStraight 
Design Kit
744874006
6.8 µH, 6.8 µH, 3.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current3.9 A
Rated Current 23.9 A
Saturation Current6.8 A
DC Resistance 10.027 Ω
DC Resistance 20.027 Ω
DC Resistance 10.032 Ω
DC Resistance 20.032 Ω
Self Resonant Frequency33 MHz
TypeStraight 
Design Kit
744871006
6.8 µH, 6.8 µH, 2.8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current2.8 A
Rated Current 22.8 A
Saturation Current6.5 A
DC Resistance 10.035 Ω
DC Resistance 20.035 Ω
DC Resistance 10.04 Ω
DC Resistance 20.04 Ω
Self Resonant Frequency20 MHz
TypeCrossed 
Design Kit
744870006
6.8 µH, 6.8 µH, 3.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current3.2 A
Rated Current 23.2 A
Saturation Current8 A
DC Resistance 10.027 Ω
DC Resistance 20.027 Ω
DC Resistance 10.035 Ω
DC Resistance 20.035 Ω
Self Resonant Frequency18 MHz
TypeCrossed 
Design Kit
7448709068
6.8 µH, 6.8 µH, 3.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 16.8 µH
Inductance 26.8 µH
Rated Current3.3 A
Rated Current 23.3 A
Saturation Current11.5 A
DC Resistance 10.026 Ω
DC Resistance 20.026 Ω
DC Resistance 10.031 Ω
DC Resistance 20.031 Ω
Self Resonant Frequency23 MHz
TypeCrossed 
Design Kit
744878008
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 18.2 µH
Inductance 28.2 µH
Rated Current1.3 A
Rated Current 21.3 A
Saturation Current2.7 A
DC Resistance 10.115 Ω
DC Resistance 20.115 Ω
DC Resistance 10.14 Ω
DC Resistance 20.14 Ω
Self Resonant Frequency22 MHz
TypeStraight 
Design Kit
744877008
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 18.2 µH
Inductance 28.2 µH
Rated Current1.7 A
Rated Current 21.7 A
Saturation Current2.9 A
DC Resistance 10.091 Ω
DC Resistance 20.091 Ω
DC Resistance 10.11 Ω
DC Resistance 20.11 Ω
Self Resonant Frequency17 MHz
TypeStraight 
Design Kit
744878100
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current1 A
Rated Current 21 A
Saturation Current2 A
DC Resistance 10.125 Ω
DC Resistance 20.125 Ω
DC Resistance 10.15 Ω
DC Resistance 20.15 Ω
Self Resonant Frequency30 MHz
TypeStraight 
Design Kit
744877100
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current1.1 A
Rated Current 21.1 A
Saturation Current2.8 A
DC Resistance 10.11 Ω
DC Resistance 20.11 Ω
DC Resistance 10.12 Ω
DC Resistance 20.12 Ω
Self Resonant Frequency27 MHz
TypeStraight 
Design Kit
744874100
10 µH, 10 µH, 3.28 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current3.28 A
Rated Current 23.28 A
Saturation Current5.25 A
DC Resistance 10.038 Ω
DC Resistance 20.038 Ω
DC Resistance 10.044 Ω
DC Resistance 20.044 Ω
Self Resonant Frequency24 MHz
TypeStraight 
Design Kit
744871100
10 µH, 10 µH, 2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current2 A
Rated Current 22 A
Saturation Current5 A
DC Resistance 10.044 Ω
DC Resistance 20.044 Ω
DC Resistance 10.05 Ω
DC Resistance 20.05 Ω
Self Resonant Frequency20 MHz
TypeCrossed 
Design Kit
744873100
10 µH, 10 µH, 4.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current4.2 A
Rated Current 24.2 A
Saturation Current7.5 A
DC Resistance 10.031 Ω
DC Resistance 20.031 Ω
DC Resistance 10.042 Ω
DC Resistance 20.042 Ω
Self Resonant Frequency20 MHz
TypeStraight 
Design Kit
744870100
10 µH, 10 µH, 2.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current2.7 A
Rated Current 22.7 A
Saturation Current7 A
DC Resistance 10.038 Ω
DC Resistance 20.038 Ω
DC Resistance 10.044 Ω
DC Resistance 20.044 Ω
Self Resonant Frequency18 MHz
TypeCrossed 
Design Kit
7448709100
10 µH, 10 µH, 3.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 110 µH
Inductance 210 µH
Rated Current3.2 A
Rated Current 23.2 A
Saturation Current8 A
DC Resistance 10.033 Ω
DC Resistance 20.033 Ω
DC Resistance 10.04 Ω
DC Resistance 20.04 Ω
Self Resonant Frequency20 MHz
TypeCrossed 
Design Kit
744873150
15 µH, 15 µH, 3.3 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 115 µH
Inductance 215 µH
Rated Current3.3 A
Rated Current 23.3 A
Saturation Current6.1 A
DC Resistance 10.041 Ω
DC Resistance 20.041 Ω
DC Resistance 10.055 Ω
DC Resistance 20.055 Ω
Self Resonant Frequency14 MHz
TypeStraight 
Design Kit
744878220
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current0.7 A
Rated Current 20.7 A
Saturation Current1.5 A
DC Resistance 10.245 Ω
DC Resistance 20.245 Ω
DC Resistance 10.3 Ω
DC Resistance 20.3 Ω
Self Resonant Frequency20 MHz
TypeStraight 
Design Kit
744877220
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current0.8 A
Rated Current 20.8 A
Saturation Current1.8 A
DC Resistance 10.215 Ω
DC Resistance 20.215 Ω
DC Resistance 10.26 Ω
DC Resistance 20.26 Ω
Self Resonant Frequency16 MHz
TypeStraight 
Design Kit
744874220
22 µH, 22 µH, 2.47 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current2.47 A
Rated Current 22.47 A
Saturation Current3.3 A
DC Resistance 10.067 Ω
DC Resistance 20.067 Ω
DC Resistance 10.08 Ω
DC Resistance 20.08 Ω
Self Resonant Frequency15.5 MHz
TypeStraight 
Design Kit
744871220
22 µH, 22 µH, 1.85 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current1.85 A
Rated Current 21.85 A
Saturation Current3 A
DC Resistance 10.067 Ω
DC Resistance 20.067 Ω
DC Resistance 10.09 Ω
DC Resistance 20.09 Ω
Self Resonant Frequency14 MHz
TypeCrossed 
Design Kit
744873220
22 µH, 22 µH, 2.79 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current2.79 A
Rated Current 22.79 A
Saturation Current5 A
DC Resistance 10.058 Ω
DC Resistance 20.058 Ω
DC Resistance 10.07 Ω
DC Resistance 20.07 Ω
Self Resonant Frequency11.5 MHz
TypeStraight 
Design Kit
744870220
22 µH, 22 µH, 2.45 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current2.45 A
Rated Current 22.45 A
Saturation Current5.2 A
DC Resistance 10.062 Ω
DC Resistance 20.062 Ω
DC Resistance 10.08 Ω
DC Resistance 20.08 Ω
Self Resonant Frequency10 MHz
TypeCrossed 
Design Kit
7448709220
22 µH, 22 µH, 3.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 122 µH
Inductance 222 µH
Rated Current3.5 A
Rated Current 23.5 A
Saturation Current5 A
DC Resistance 10.064 Ω
DC Resistance 20.064 Ω
DC Resistance 10.08 Ω
DC Resistance 20.08 Ω
Self Resonant Frequency10 MHz
TypeCrossed 
Design Kit
744877330
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 133 µH
Inductance 233 µH
Rated Current0.7 A
Rated Current 20.7 A
Saturation Current1.5 A
DC Resistance 10.4 Ω
DC Resistance 20.4 Ω
DC Resistance 10.5 Ω
DC Resistance 20.5 Ω
Self Resonant Frequency8 MHz
TypeStraight 
Design Kit
744871330
33 µH, 33 µH, 1.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 133 µH
Inductance 233 µH
Rated Current1.2 A
Rated Current 21.2 A
Saturation Current2.8 A
DC Resistance 10.125 Ω
DC Resistance 20.125 Ω
DC Resistance 10.17 Ω
DC Resistance 20.17 Ω
Self Resonant Frequency6 MHz
TypeCrossed 
Design Kit
744873330
33 µH, 33 µH, 2.25 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 133 µH
Inductance 233 µH
Rated Current2.25 A
Rated Current 22.25 A
Saturation Current3.9 A
DC Resistance 10.087 Ω
DC Resistance 20.087 Ω
DC Resistance 10.105 Ω
DC Resistance 20.105 Ω
Self Resonant Frequency8.9 MHz
TypeStraight 
Design Kit
7448709330
33 µH, 33 µH, 2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 133 µH
Inductance 233 µH
Rated Current2 A
Rated Current 22 A
Saturation Current4.4 A
DC Resistance 10.08 Ω
DC Resistance 20.08 Ω
DC Resistance 10.1 Ω
DC Resistance 20.1 Ω
Self Resonant Frequency6 MHz
TypeCrossed 
Design Kit
744878470
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current0.9 A
Rated Current 20.9 A
Saturation Current1 A
DC Resistance 10.6 Ω
DC Resistance 20.6 Ω
DC Resistance 10.75 Ω
DC Resistance 20.75 Ω
Self Resonant Frequency8 MHz
TypeStraight 
Design Kit
744874470
47 µH, 47 µH, 1.8 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current1.8 A
Rated Current 21.8 A
Saturation Current2.75 A
DC Resistance 10.13 Ω
DC Resistance 20.13 Ω
DC Resistance 10.15 Ω
DC Resistance 20.15 Ω
Self Resonant Frequency11 MHz
TypeStraight 
Design Kit
744871470
47 µH, 47 µH, 1.1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current1.1 A
Rated Current 21.1 A
Saturation Current2.4 A
DC Resistance 10.145 Ω
DC Resistance 20.145 Ω
DC Resistance 10.18 Ω
DC Resistance 20.18 Ω
Self Resonant Frequency5 MHz
TypeCrossed 
Design Kit
744873470
47 µH, 47 µH, 2.02 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current2.02 A
Rated Current 22.02 A
Saturation Current3.1 A
DC Resistance 10.11 Ω
DC Resistance 20.11 Ω
DC Resistance 10.12 Ω
DC Resistance 20.12 Ω
Self Resonant Frequency7.8 MHz
TypeStraight 
Design Kit
744870470
47 µH, 47 µH, 1.45 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current1.45 A
Rated Current 21.45 A
Saturation Current3.1 A
DC Resistance 10.125 Ω
DC Resistance 20.125 Ω
DC Resistance 10.15 Ω
DC Resistance 20.15 Ω
Self Resonant Frequency5 MHz
TypeCrossed 
Design Kit
7448709470
47 µH, 47 µH, 1.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 147 µH
Inductance 247 µH
Rated Current1.9 A
Rated Current 21.9 A
Saturation Current3.6 A
DC Resistance 10.106 Ω
DC Resistance 20.106 Ω
DC Resistance 10.13 Ω
DC Resistance 20.13 Ω
Self Resonant Frequency4 MHz
TypeCrossed 
Design Kit
744873680
68 µH, 68 µH, 1.66 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 168 µH
Inductance 268 µH
Rated Current1.66 A
Rated Current 21.66 A
Saturation Current2.8 A
DC Resistance 10.163 Ω
DC Resistance 20.163 Ω
DC Resistance 10.18 Ω
DC Resistance 20.18 Ω
Self Resonant Frequency5.5 MHz
TypeStraight 
Design Kit
744870680
68 µH, 68 µH, 1.35 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 168 µH
Inductance 268 µH
Rated Current1.35 A
Rated Current 21.35 A
Saturation Current3 A
DC Resistance 10.17 Ω
DC Resistance 20.17 Ω
DC Resistance 10.215 Ω
DC Resistance 20.215 Ω
Self Resonant Frequency3.7 MHz
TypeCrossed 
Design Kit
744878101
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current0.3 A
Rated Current 20.3 A
Saturation Current0.7 A
DC Resistance 11.4 Ω
DC Resistance 21.4 Ω
DC Resistance 11.73 Ω
DC Resistance 21.73 Ω
Self Resonant Frequency4 MHz
TypeStraight 
Design Kit
744877101
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current0.65 A
Rated Current 20.65 A
Saturation Current0.9 A
DC Resistance 11.029 Ω
DC Resistance 21.029 Ω
DC Resistance 11.3 Ω
DC Resistance 21.3 Ω
Self Resonant Frequency4 MHz
TypeStraight 
Design Kit
744874101
100 µH, 100 µH, 1.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current1.2 A
Rated Current 21.2 A
Saturation Current1.7 A
DC Resistance 10.285 Ω
DC Resistance 20.285 Ω
DC Resistance 10.32 Ω
DC Resistance 20.32 Ω
Self Resonant Frequency6 MHz
TypeStraight 
Design Kit
744871101
100 µH, 100 µH, 1.5 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current1.5 A
Rated Current 21.5 A
Saturation Current1.8 A
DC Resistance 10.293 Ω
DC Resistance 20.293 Ω
DC Resistance 10.36 Ω
DC Resistance 20.36 Ω
Self Resonant Frequency4 MHz
TypeCrossed 
Design Kit
744873101
100 µH, 100 µH, 1.38 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current1.38 A
Rated Current 21.38 A
Saturation Current2.2 A
DC Resistance 10.235 Ω
DC Resistance 20.235 Ω
DC Resistance 10.255 Ω
DC Resistance 20.255 Ω
Self Resonant Frequency4.4 MHz
TypeStraight 
Design Kit
744870101
100 µH, 100 µH, 1.4 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1100 µH
Inductance 2100 µH
Rated Current1.4 A
Rated Current 21.4 A
Saturation Current2 A
DC Resistance 10.23 Ω
DC Resistance 20.23 Ω
DC Resistance 10.3 Ω
DC Resistance 20.3 Ω
Self Resonant Frequency4 MHz
TypeCrossed 
Design Kit
744870151
150 µH, 150 µH, 1 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1150 µH
Inductance 2150 µH
Rated Current1 A
Rated Current 21 A
Saturation Current1.7 A
DC Resistance 10.34 Ω
DC Resistance 20.34 Ω
DC Resistance 10.4 Ω
DC Resistance 20.4 Ω
Self Resonant Frequency2.3 MHz
TypeCrossed 
Design Kit
744873221
220 µH, 220 µH, 0.91 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1220 µH
Inductance 2220 µH
Rated Current0.91 A
Rated Current 20.91 A
Saturation Current1.6 A
DC Resistance 10.54 Ω
DC Resistance 20.54 Ω
DC Resistance 10.58 Ω
DC Resistance 20.58 Ω
Self Resonant Frequency2.8 MHz
TypeStraight 
Design Kit
744870221
220 µH, 220 µH, 0.9 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1220 µH
Inductance 2220 µH
Rated Current0.9 A
Rated Current 20.9 A
Saturation Current1.4 A
DC Resistance 10.53 Ω
DC Resistance 20.53 Ω
DC Resistance 10.65 Ω
DC Resistance 20.65 Ω
Self Resonant Frequency2 MHz
TypeCrossed 
Design Kit
744875221
220 µH, 220 µH, 0.46 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1220 µH
Inductance 2220 µH
Rated Current0.46 A
Rated Current 20.46 A
Saturation Current0.58 A
DC Resistance 11.94 Ω
DC Resistance 21.94 Ω
DC Resistance 12.32 Ω
DC Resistance 22.32 Ω
Self Resonant Frequency4.1 MHz
TypeCrossed 
Design Kit
744879221
220 µH, 220 µH, 0.44 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1220 µH
Inductance 2220 µH
Rated Current0.44 A
Rated Current 20.44 A
Saturation Current0.7 A
DC Resistance 11.94 Ω
DC Resistance 21.94 Ω
DC Resistance 12.3 Ω
DC Resistance 22.3 Ω
Self Resonant Frequency3.2 MHz
TypeCrossed 
Design Kit
744870471
470 µH, 470 µH, 0.7 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance 1470 µH
Inductance 2470 µH
Rated Current0.7 A
Rated Current 20.7 A
Saturation Current0.9 A
DC Resistance 11 Ω
DC Resistance 21 Ω
DC Resistance 11.2 Ω
DC Resistance 21.2 Ω
Self Resonant Frequency0.65 MHz
TypeCrossed 
Design Kit

REDEXPERT loss simulation

Find the best inductor!

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.

Schematic representations of the REDEXPERT loss simulator

Assortments

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

Videos

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