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BC817-40                                                                                              SOT-23

         For general AF applications                                                                  1. BASE

         High collector current                                                                       2. EMITTER

         High current gain                                                                            3. COLLECTOR

         Low collector-emitter saturation voltage
         Complementary types: BC807 (PNP)

    MAXIMUM RATINGS (TA=25 unless otherwise noted)
           Symbol                  Parameter                        Value        Units
    VCBO                 Collector-Base Voltage                      50              V
    VCEO                 Collector-Emitter Voltage                   45              V
    VEBO                 Emitter-Base Voltage                        5               V
    IC                   Collector Current -Continuous               0.5             A
    PC                   Collector Power Dissipation                 0.3             W
    Tj                   Junction Temperature                       150              
    Tstg                 Storage Temperature                      -55-150            

    ELECTRICAL CHARACTERISTICS (Tamb=25 unless otherwise specified)

                 Parameter                               Symbol               Test       conditions      MIN                                  MAX     UNIT
    Collector-base breakdown voltage                       VCBO             IC= 10A, IE=0                  50                                          V
    Collector-emitter breakdown voltage                    VCEO             IC= 10mA, IB=0                 45                                          V
    Emitter-base breakdown voltage                         VEBO             IE= 1A, IC=0                    5                                          V
    Collector cut-off current                               ICBO            VCB= 45 V , IE=0                                                   0.1    A

    Emitter cut-off current                                 IEBO            VEB= 4V, IC=0                                                      0.1    A

                                                           hFE(1)           VCE= 1V, IC= 100mA            100                                  600
    DC current gain
                                                           hFE(2)           VCE= 1V, IC= 500mA             40
    Collector-emitter saturation voltage                  VCE(sat)          IC= 500mA, IB= 50mA                                                0.7     V
    Base-emitter saturation voltage                       VBE(sat)          IC= 500mA, IB= 50mA                                                1.2     V
    Base-emitter voltage                                    VBE             VCE= 1 V, IC= 500mA                                                1.2     V
    Collecter capactiance                                   Cob             VCB=10V ,f=1MHz                          10                               pF
                                                                            VCE= 5 V,      IC= 10mA
    Transition frequency                                     fT                                           100                                         MHz

    CLASSIFICATION OF              hFE (1)
               Rank                          BC817-16                                     BC817-25                   BC817-40

              Range                             100-250                                   160-400                     250-600

             Marking                                6A                                       6B                                          6C



    Typical Characteristics




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