Nordtek
 

ISJ -Mini Interface Transformer

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Features

  • designed for optimum compatibility with all established interface IC´s
  • excellent and consistent balance between windings
  • miniature surface mount package
  • complies fully with CCITT.I.430 recommendations and corresponding national standardsfor S-lnterface
  • manufactured in ISO-9001.2000 approved facility
  • operating temperature: 0° to +70°C
   ISJ - Mini Interface Transformers
   
Electrical Specifications @ 25°C   Standard Packaging: Tape and Reel


Surface Mount SO Interface Transformers

Part Number LN
(mH Min.)		 Turns
Ratio		 LL
(µH Max.)		 CC
(pF Max.)		 RCUP
(Ohms)		 RCUS
(Ohms)		 VP
(Vrms)
 ISJ-100B 25 1:1 2.0 60 3.8 3.8 1,500
 ISJ-140B 25 1:2 2.0 50 4 8 1,500


Test Conditions    
Inductance (Lo):   Line Side Windings in series - measurement @ 10kHz, 100mV
Polarity and Turns Ratio:   Pins 1-2:3-4:5-6:7-8=±2%
Coupling Capacitance:   IC side winding (windings in series) to Line side windings in series @ 10kHz, 100mV
Leakage Inductance:   Line side windings in series, IC side windings short circuited - measurement @ 100kHz, 100mV
Test Voltage:   1.5kV for 2 Sec. - Line side windings in series to IC side windings in series
Coplanarity:   ±0.004(0.10mm)


Dimensions

Dimensions & Schematic - Pins
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