WE-FLEX HV Flexible Transformer for DC/DC Converter

  • Picture
  • Dimensions
Please choose size
Size L
(mm)
W
(mm)
H
(mm)
ER11.5 12.9 13.0 6.2
ER14.5/6 16.3 16.8 7.4
EFD15 22.1 17.5 9.0
EFD20 29.5 21.5 12.0

Characteristics

  • Transformer with 6 identical windings
  • 4 sizes with 5 different lengths of air gap each
  • Isolation voltage up to 1.5 kVAC
  • Low leakage inductance
  • Operating temperature: –40 ºC to +125 ºC
  • By using different circuits more than 375 transformer solutions and about 125 choke solutions possible. Consequently, quick prototyping possibilities
  • EFD size parts provide Basic insulation for a working voltage of 250VRMS when they are connected appropiate

Applications

  • Flyback converters
  • Forward converters
  • Push-pull converters
  • Step-up/step-down converters
  • SEPIC

Products

  • ER11.5
  • ER14.5/6
  • EFD15
  • EFD20
show full screen
SPEC Order Code LBASE
(µH)
n IR BASE
(A)
ISAT BASE
(A)
RDC BASE
(mΩ)
∫Udt Base
(µVs)
LS Base
(µH)
VT Files Samples
1 PDF 749196108 224.6 1:1:1:1:1:1 0.5 0.04 344 49.3 0.3 Download_Cadstar_WE-FLEX-HV (rev19a).zip
2 PDF 749196118 27.4 1:1:1:1:1:1 0.5 0.29 344 49.3 0.3 Download_Cadstar_WE-FLEX-HV (rev19a).zip
3 PDF 749196128 14.7 1:1:1:1:1:1 0.5 0.55 344 49.3 0.3 Download_Cadstar_WE-FLEX-HV (rev19a).zip
4 PDF 749196138 10.9 1:1:1:1:1:1 0.5 0.8 344 49.3 0.3 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
5 PDF 749196148 8.5 1:1:1:1:1:1 0.5 1.02 344 49.3 0.3 Download_Cadstar_WE-FLEX-HV (rev19a).zip
SPEC Order Code LBASE
(µH)
n IR BASE
(A)
ISAT BASE
(A)
RDC BASE
(mΩ)
∫Udt Base
(µVs)
LS Base
(µH)
VT Files Samples
1 PDF 749196208 140 1:1:1:1:1:1 0.8 0.07 200 63.4 0.17 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
2 PDF 749196218 21.6 1:1:1:1:1:1 0.8 0.48 200 63.4 0.17 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
3 PDF 749196228 11.6 1:1:1:1:1:1 0.8 0.94 200 63.4 0.17 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
4 PDF 749196238 8.3 1:1:1:1:1:1 0.8 1.3 200 63.4 0.17 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
5 PDF 749196248 6.6 1:1:1:1:1:1 0.8 1.6 200 63.4 0.17 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
SPEC Order Code LBASE
(µH)
n IR BASE
(A)
ISAT BASE
(A)
RDC BASE
(mΩ)
∫Udt Base
(µVs)
LS Base
(µH)
VT Files Samples
1 PDF 749196308 153.8 1:1:1:1:1:1 0.83 0.06 145 61.3 0.13 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
2 PDF 749196318 23.3 1:1:1:1:1:1 0.83 0.43 145 61.3 0.13 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
3 PDF 749196328 14.2 1:1:1:1:1:1 0.83 0.72 145 61.3 0.13 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
4 PDF 749196338 9.3 1:1:1:1:1:1 0.83 1.13 145 61.3 0.13 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
5 PDF 749196348 7.9 1:1:1:1:1:1 0.83 1.41 145 61.3 0.13 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
SPEC Order Code LBASE
(µH)
n IR BASE
(A)
ISAT BASE
(A)
RDC BASE
(mΩ)
∫Udt Base
(µVs)
LS Base
(µH)
VT Files Samples
1 PDF 749196507 87.1 1:1:1:1:1:1 2.3 0.16 36 86.3 0.18 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
2 PDF 749196508 196 1:1:1:1:1:1 1.35 0.1 102 123.4 0.24 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
3 PDF 749196517 9.9 1:1:1:1:1:1 2.3 1.35 36 83.6 0.18 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
4 PDF 749196518 22.3 1:1:1:1:1:1 1.35 0.93 102 123.4 0.24 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
5 PDF 749196527 5.3 1:1:1:1:1:1 2.3 2.81 36 83.6 0.18 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
6 PDF 749196528 12 1:1:1:1:1:1 1.35 1.71 102 123.4 0.24 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
7 PDF 749196537 4.3 1:1:1:1:1:1 2.3 3.24 36 83.6 0.18 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
8 PDF 749196538 9.7 1:1:1:1:1:1 1.35 2.2 102 123.4 0.24 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
9 PDF 749196547 3.4 1:1:1:1:1:1 2.3 3.93 36 83.6 0.18 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip
10 PDF 749196548 7.6 1:1:1:1:1:1 1.35 2.98 102 123.4 0.24 000000015000 1500  V (AC) Download_Cadstar_WE-FLEX-HV (rev19a).zip