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WE-UNIT Off-Line Transformer

Size L
(mm)
W
(mm)
H
(mm)
Mount
E13/7/4 Vertical 15 11 16.8 THT
E13/7/4 Horizontal 21.5 15 12 THT
E16/7/4 18 16.5 18 THT
E16/8/5 24.5 20.2 16.5 THT

Characteristics

  • Nominal input voltage: 125–375 VDC
  • Output power 3 W and 9 W
  • Operating temperature: –40 °C to +125 °C
  • Clearance and creepage distance 6 mm min.
  • Isolation voltage 4 kVAC, 1 Minute
  • Design compliant to EN 61558-2-16: reinforced insulation; except 749 118 10 xx: Basic insulation

Applications

  • Designed for Tiny Switch ICs from Power Integration and NCP101x or 105x of ON Semiconductor
  • For SMPS with universal input from 85 VAC up to 265 VAC

Products

All
E13/7/4 Vertical
E13/7/4 Horizontal
E16/7/4
E16/8/5
Order Code SPEC Downloads VOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
fswitch n L1
(mH)
LSmin.
(µH)
ISAT 1
(A)
RDC 1
(Ω)
RDC 2
(Ω)
RDC 3
(mΩ)
Size SMD/THT Vin Samples
749118105
ALT EAG CAD CAD CAD 5 0.6 132 18.9 : 1 2.8 280 0.2 11 0.05 E13/7/4 THT 85 - 265 V (AC)
7491181012
ALT EAG CAD CAD CAD 12 0.25 132 8.1 : 1 2.8 220 0.21 11 0.29 E13/7/4 THT 85 - 265 V (AC)
7491181024
ALT EAG CAD CAD CAD 24 0.125 132 4 : 1 2.8 245 0.21 11 1.2 E13/7/4 THT 85 - 265 V (AC)
749118115
ALT EAG CAD CAD CAD 5 0.6 132 18.9 : 1 2.8 180 0.2 8 0.05 E13/7/4 THT 85 - 265 V (AC)
7491181112
ALT EAG CAD CAD CAD 12 0.25 132 8.1 : 1 2.8 175 0.21 8 0.29 E13/7/4 THT 85 - 265 V (AC)
7491181124
ALT EAG CAD CAD CAD 24 0.125 132 4 : 1 2.8 172 0.21 8 1.2 E13/7/4 THT 85 - 265 V (AC)
749118205
ALT EAG CAD CAD CAD 5 0.9 5 0.9 132 19 : 1 : 1 0.9 175 0.85 4.3 0.026 26 E16/7/4 THT 85 - 265 V (AC)
7491182012
ALT EAG CAD CAD CAD 12 0.35 12 0.35 132 9.5 : 1 : 1 0.9 145 0.8 4.3 0.075 85 E16/7/4 THT 85 - 265 V (AC)
7491182024
ALT EAG CAD CAD CAD 24 0.4 132 4.4 : 1 0.9 145 0.8 4.3 0.21 E16/7/4 THT 85 - 265 V (AC)
749118215
ALT EAG CAD CAD CAD 5 1 5 1 132 19:1:1 0.9 120 0.85 4.3 0.028 28 E16/8/5 THT 85 - 265 V (AC)
7491182112
ALT EAG CAD CAD CAD 12 0.35 12 0.35 132 9.5:1:1 0.9 112 0.8 4.3 0.094 102 E16/8/5 THT 85 - 265 V (AC)
7491182124
ALT EAG CAD CAD CAD 24 0.4 132 4.4:1 0.9 100 0.8 4.3 0.155 E16/8/5 THT 85 - 265 V (AC)
Order Code SPEC
749118105
7491181012
7491181024
749118115
7491181112
7491181124
749118205
7491182012
7491182024
749118215
7491182112
7491182124
Samples
Order Code SPEC Downloads VOut1
(V)
IOut1
(A)
VOut2
(V)
IOut2
(A)
fswitch n L1
(mH)
LSmin.
(µH)
ISAT 1
(A)
RDC 1
(Ω)
RDC 2
(Ω)
RDC 3
(mΩ)
Size SMD/THT Vin Samples