Table of Contents

 1     Scope          
 2     References
 3     Definitions
        3.1     Terms defined elsewhere       
        3.2     Terms defined in this Recommendation           
 4     Abbreviations and acronyms             
 5     Conventions            
 6     Component construction    
        6.1     Transformer basics    
        6.2     Transformer parasitics              
        6.3     Transformer core saturation  
        6.4     High frequency signal transformers    
 7     Characteristics         
        7.1     Measurement             
        7.2     Inter-winding capacitance      
        7.3     Insulation resistance 
        7.4     Core saturation voltage–time value    
        7.5     Winding resistance    
        7.6     Saturated core secondary winding inductance
 8     Ratings       
        8.1     Verification   
        8.2     Rated impulse voltage              
        8.3     Rated winding d.c.     
 9     Application examples          
        9.1     Transformer example
        9.2     Common-mode surge
        9.3     DC insulation resistance          
        9.4     Differential-mode primary winding surge         
        9.5     Rated impulse voltage              
        9.6     Rated winding d.c.     
Annex A – Use of isolating transformers for a.c. power and signal applications    
        A.1     Application of LITs to equipment that requires isolation            
        A.2     Application of LITs on communication line for high-speed signal transmission 
        A.3     LITs for equipment with low resistibility           
Bibliography