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

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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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