Pin 
            Connections 
            
              
              
                | Port | 
                Primary Dot | 
                Primary | 
                Primary CT | 
                Second- ary Dot | 
                Second- ary | 
                Second- ary CT | 
                Gnd Ext. | 
                Case Gnd | 
                Not Used |  
              
                | ex | 
                4 | 
                6 | 
                5 | 
                3 | 
                1 | 
                2 | 
                - | 
                - | 
                - |    |   
       
  
      
 
        
        
          Case Style - KK81 
            (inch,mm )   weight: 0.5 grams. 
            
              
              
                | A | 
                B | 
                C | 
                D | 
                E | 
                F | 
                G | 
                H | 
                J |  
              
                .30 7.620 | 
                .27 6.858 | 
                .23 5.842 | 
                .010 0.254 | 
                .042 1.067 | 
                .020 0.508 | 
                .100 2.540 | 
                .05 1.270 | 
                .05 1.270 |  
              
                | K | 
                L | 
                M | 
                N | 
                P | 
                Q | 
                R | 
                S | 
                T |  
              
                .020 0.508 | 
                .036 0.914 | 
                .26 6.604 | 
                .575 14.605 | 
                .600 15.240 | 
                .125 3.175 | 
                .050 1.270 | 
                .100 2.540 | 
                  |   Tolerance: .x 
            ± .1  .xx ± .03  .xxx ± .015 
            inch.  |   Material and Finish: 
      
        
        
          |     | 
          Case material: epoxy. Pin 
            material: iron-nickel alloy. Finish: bright tin-plate per 
            MIL-T-10727 |   Special Tolerances: 
      
        
        
          |     | 
          Lead width ±.010; lead 
            thickness ±.005 
      inch. |   Packaging:
 
   Packaging 
      information: Tape Width(mm): 24 Reel Size(inches): 13 Device 
      Cavity Pitch(mm): 12 Devices Per Reel: 900
  | 
    Notes:
      
        
        
          | • | 
          FOR A AND B 
            CONFIGURATIONS:  Typical Amplitude Unbalance: 0.1 dB over 1 dB 
            frequency range; 0.5 dB over entire frequency range.  Typical 
            Phase Unbalance: 1.0° over 1 dB frequency range; 5.0° over entire 
            frequency range. |  
        
          | • | 
          Absolute power, 
            voltage and current ratings: RF input power: 0.25 Watt 
            rating DC current, 30mA. |  
        
          | • | 
          Operating 
            temperature range is -20°C to +85°C. |  
        
          | • | 
          Impedance ratio 
            = secondary/primary |  
        
          | • | 
          For Surface 
            Mount Environmental Specifications, please click here. Re-flow 
            soldering information is available in "Surface 
            Mount" article. |  
        
          | • | 
          Non-hermetic |  
        
          | • | 
          Insertion loss 
            referenced to mid-band loss |  
        
          | • | 
          General Quality 
            Control Procedures and Environmental Specifications are given in Mini-Circuits 
            Guarantees Quality. Hi-Rel, MIL description are given in Hi-Rel and 
            MIL |  
        
          | • | 
          Prices and 
            Specifications subjects to change without 
        notice. |    
      
      
       
        
        
          
            
              
              
                FREQ. (MHz) | 
                Insertion Loss(dB) | 
                Input 
                  Return Loss(dB) |  
              
                | 0.075 | 
                2.88 | 
                4.70 |  
              
                | 0.913 | 
                0.67 | 
                19.36 |  
              
                | 4.936 | 
                0.41 | 
                23.51 |  
              
                | 19.837 | 
                0.40 | 
                23.36 |  
              
                | 81.211 | 
                0.75 | 
                16.19 |  
              
                | 201.509 | 
                1.47 | 
                8.72 |  
              
                | 297.468 | 
                1.80 | 
                5.38 |  
              
                | 351.506 | 
                1.89 | 
                4.13 |  
              
                | 439.125 | 
                1.70 | 
                2.79 |  
              
                | 500.000 | 
                1.57 | 
                2.35 |    |    |