OverviewAll product unitsProduct unitPassive ComponentsProduct groupPower MagneticsProduct familyTransformers For AC/DC ConverterProduct seriesWE-OLEFD Offline Transformer

WE-OLEFD Offline Transformer NEW

WE-OLEFD Offline Transformer
 Size Dimen­sions 3DL
(mm)
W
(mm)
H
(mm)
Mount
NEW EFD20 THT 21.5 29 12 THT
NEW EFD20 SMT 21.5 33.8 12 SMT
NEW EFD25 THT 26.3 33 - THT

Characteristics

  • Universal input voltage from 85VAC up to 265VAC
  • Switching frequency: 68kHz to 250kHz
  • Low Profile
  • Insulation test voltage: 4500VAC
  • Operating temp: -40°C to +125°C
  • Designed for IEC61558-2-16 reinforced 400VDC working voltage

Applications

  • SMPS with power up to 34W
  • Auxiliary power supplies
  • Power electronics
  • White goods
  • LED lighting

Products

All
EFD20 THT
EFD20 SMT
EFD25 THT
Order Code Data­sheet Simu­lation DownloadsVINVOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
VOut3
(V)
IOut3
(A)
Vaux
(V)
Vaux 2
(V)
Vaux 1
(V)
fswitch
(kHz)
L
(µH)
NPRI : NSEC : NAUXISAT
(A)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSize Samples
750811612SPEC
8 files 85 - 265 V (AC) 5 1.3 5 1.3 20 68 - 110 800 5.26:0.26:0.26:1 1.4 4500 21.5 29 12 THT EFD20
7508116313SPEC
8 files 85 - 265 V (AC) 12 0.85 12 0.85 20 68 - 110 800 9.09:0.27:1.18:1 1.4 4500 21.5 29 12 THT EFD20
750811644SPEC
8 files 85 - 265 V (AC) 24 0.4 24 0.4 20 68 - 150 800 11.11:1.88:1 1.4 4500 21.5 29 12 THT EFD20
7508112330SPEC
8 files 85 - 265 V (AC) 16 1.15 20 68 - 130 800 8.333:1:1.25 1.4 4500 21.5 29 12 THT EFD20
7508112512SPEC
8 files 85 - 265 V (AC) 32 0.75 20 68 - 170 800 11.11:1.55:1 1.4 4500 21.5 29 12 THT EFD20
7508112513SPEC
8 files 85 - 265 V (AC) 40 0.58 20 68 - 180 800 6.66:0.8:1 1.4 4500 21.5 29 12 THT EFD20
750811613SPEC
8 files 85 - 265 V (AC) 5 1.8 12 0.9 20 68 - 170 800 6.66:0.6:0.6:1 1.4 4500 21.5 29 12 THT EFD20
750811614SPEC
8 files 85 - 265 V (AC) 5 1.2 24 0.62 20 68 - 220 800 8.33:1.16:1.16:1 1.4 4500 21.5 29 12 THT EFD20
750811611SPEC
9 files 85 - 265 V (AC) 5 2 5 2 20 14 6 68 - 100 800 20 : 0.833 : 0.833 : 2.16 : 1 1.4 4500 21.5 33.8 12 SMT EFD20
7508116312SPEC
9 files 85 - 265 V (AC) 12 1 12 1 20 14 6 68 - 120 800 20:1.8:1.8:2.2:1 1.4 4500 21.5 33.8 12 SMT EFD20
750811643SPEC
9 files 85 - 265 V (AC) 24 0.5 24 0.5 20 14 6 68 - 120 800 20:3.6:3.6:2.2:1 1.4 4500 21.5 33.8 12 SMT EFD20
7508112327SPEC
9 files 85 - 265 V (AC) 16 1.3 20 14 6 68 - 130 800 20:2.4:2.2:1 1.4 4500 21.5 33.8 12 SMT EFD20
7508112510SPEC
9 files 85 - 265 V (AC) 32 0.75 20 14 6 68 - 120 800 20:4.8:2.2:1 1.4 4500 21.5 33.8 12 SMT EFD20
7508112511SPEC
9 files 85 - 265 V (AC) 40 0.6 20 14 6 68 - 120 800 20:6:2.2:1 1.4 4500 21.5 33.8 12 SMT EFD20
750811913SPEC
9 files 85 - 265 V (AC) 5 1.25 5 1.25 7 1.1 20 14 6 68 - 130 800 16.66 : 0.833 : 0.833 : 1.166 : 2.166 : 1 1.4 4500 21.5 33.8 12 SMT EFD20
750811914SPEC
9 files 85 - 265 V (AC) 5 1.3 5 1.3 19 0.5 20 14 6 68 - 140 800 20 : 0.8 : 0.8 : 2.8 : 2.2 : 1 1.4 4500 21.5 33.8 12 SMT EFD20
750811512SPEC
8 files 85 - 265 V (AC) 5 1.575 5 1.575 20 14 6 68 - 120 770 20:1:1:2.75:1.25 2 4500 26.3 33 14.81 THT EFD25
7508116314SPEC
8 files 85 - 265 V (AC) 12 1.3 12 1.3 20 14 6 68 - 100 450 16.66:2:2.33:1 2.1 4500 26.3 33 14.81 THT EFD25
750811645SPEC
8 files 85 - 265 V (AC) 24 0.71 24 0.71 20 14 6 68 - 100 470 16.66:4:4:2.33:1 2 4500 26.3 33 14.48 THT EFD25
7508112334SPEC
8 files 85 - 265 V (AC) 16 1.64 20 14 6 68 - 110 414 16:2.33:2:1 2.2 4500 26.3 33 14.81 THT EFD25
7508112514SPEC
8 files 85 - 265 V (AC) 32 1 20 14 6 68 - 110 460 16:4.66:2:1 1.9 4500 26.3 33 14.81 THT EFD25
7508112515SPEC
8 files 85 - 265 V (AC) 40 0.8 20 14 6 68 - 105 500 16.66:6.33:2.33:1 1.9 4500 26.3 33 14.81 THT EFD25
750811616SPEC
8 files 85 - 265 V (AC) 5 1.7 12 2 20 14 6 68 - 250 468 20:1:2.33:2.66:1.33 2.5 4500 26.3 33 14.81 THT EFD25
750811617SPEC
8 files 85 - 265 V (AC) 5 1.1 24 0.6 20 14 6 68 - 170 793 20:4.5:1:2.75:1.25 2 4500 26.3 33 14.81 THT EFD25
Order Code Data­sheet Simu­lation
750811612SPEC
7508116313SPEC
750811644SPEC
7508112330SPEC
7508112512SPEC
7508112513SPEC
750811613SPEC
750811614SPEC
750811611SPEC
7508116312SPEC
750811643SPEC
7508112327SPEC
7508112510SPEC
7508112511SPEC
750811913SPEC
750811914SPEC
750811512SPEC
7508116314SPEC
750811645SPEC
7508112334SPEC
7508112514SPEC
7508112515SPEC
750811616SPEC
750811617SPEC
Samples
Order Code Data­sheet Simu­lation DownloadsVINVOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
VOut3
(V)
IOut3
(A)
Vaux
(V)
Vaux 2
(V)
Vaux 1
(V)
fswitch
(kHz)
L
(µH)
NPRI : NSEC : NAUXISAT
(A)
VT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSize Samples