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                                  SEMICONDUCTOR                                                                             KTC3780U
                                           TECHNICAL DATA                                            EPITAXIAL PLANAR NPN TRANSISTOR


  VHF/UHF WIDE BAND AMPLIFIER APPLICATION.


                                                                                                                            E
  FEATURES                                                                                                         M        B    M

    Low Noise Figure, High Gain.                                                                                                                  DIM    MILLIMETERS
                                                                                                                                                   A             _
                                                                                                                                                            2.00 + 0.20
                       2                                                                                                                      D
    NF=1.4dB, |S21e| =12dB (f=1GHz).                                                                                  2                            B             _
                                                                                                                                                            1.25 + 0.15




                                                                                                    A
                                                                                                                                                                  _




                                                                                                         J
                                                                                                                                                   C        0.90 + 0.10




                                                                                                             G
                                                                                                                      1          3                 D      0.3+0.10/-0.05
                                                                                                                                                   E              _
                                                                                                                                                            2.10 + 0.20
                                                                                                                                                   G            0.65
                                                                                                                                                   H      0.15+0.1/-0.06
                                                                                                                                                   J            1.30
  MAXIMUM RATING (Ta=25                )                                                                                                           K         0.00-0.10
                                                                                                                                                   L            0.70
          CHARACTERISTIC                   SYMBOL           RATING            UNIT




                                                                                                         C
                                                                                                                                          H




                                                                                                             L
                                                                                                                                                   M              _
                                                                                                                                                            0.42 + 0.10
                                                                                                                                                   N        0.10 MIN
   Collector-Base Voltage                    VCBO                15                 V                             N         K        N

   Collector-Emitter Voltage                 VCEO                 6                 V
                                             VEBO                                                                 1. EMITTER
   Emitter-Base Voltage                                          1.5                V
                                                                                                                  2. BASE
   Collector Current                          IC                 50            mA                                 3. COLLECTOR

   Collector Power Dissipation                PC                 100           mW
   Junction Temperature                       Tj                 125           

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