NORDTEK DANMARK - ISF-Through-Hole Trans. - nordtek.biz

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ISF-Through-Hole Trans.


Features

  • designed for optimum compatibility with all established interface IC´s
  • excellent and consistent balance between windings
  • complies fully with CCITT.I.430 recommendations and corresponding national standards for S-Interface
  • manufactured in ISO-9001 approved facility
  • operating temperature: 0° to +70°C
  ISF - Through-Hole Transformers
   
Electrical Specifications @ 25°C   Turns Ratio: Bold = IC side windings


ISF Series comply with Supplementry Insulation Level EN60950, UL 1950 and UL 1450

Part Number LP
(mH Min)
Turns
Ratio
LL
(µH)
^IDC
(mA)
CC
(pF Max.)
RCUP
(Ohms)
RCUS
(Ohms)
VP
(Vrms)
Schematic
 ISF-100B1
 ISF-120A1
 ISF-130B1
 ISF-140B1
30
30
30
30
1:1:1:1
1:1:4
1:1:2.5:2.5
1:1:2:2
10
10
10
10
5
5
5
5
150
150
150
150
1.7
1.7
1.7
1.7
2.0
4.0
4.5
4.0
1,500
1,500
1,500
1,500
B1
A1
B1
B1

Package Style & Schematic

Dimensions & Schematic - Pins



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