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bd905fi


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                                                                         BD905FI

              POWER LINEAR AND SWITCHING APPLICATIONS
s   SGS-THOMSON PREFERRED SALESTYPE
s   NPN TRANSISTOR

APPLICATION
s LINEAR AND SWITCHING INDUSTRIAL
  EQUIPMENT

DESCRIPTION
The BD905FI is silicon epitaxial-base NPN power                                  3
transistor in ISOWATT220 plastic package. It is                              2
                                                                         1
intented for use in power linear and switching
applications.
                                                            ISOWATT220




                                                    INTERNAL SCHEMATIC DIAGRAM




ABSOLUTE MAXIMUM RATINGS
    Symbol                        Parameter                   Value                  Uni t
     V CBO    Collector-Base Voltage (IE = 0)                  45                     V
     V CEO    Collector-Emitter Voltage (I B = 0)              45                     V
     V EBO    Emitter-Base Voltage (I C = 0)                    5                     V
     I E,IC   Emitter and Collector Current                    15                     A
      IB      Base Current                                      5                     A
                                           o
     P t ot   Total Dissipation at T c = 25 C                  35                     W
                                                                                      o
     T stg    St orage Temperature                          -65 to 150                    C
                                                                                      o
      Tj      Max. Operating Junction Temperature              150                        C




June 1997                                                                                     1/4
BD905FI

THERMAL DATA
                                                                                                                o
  R t hj-ca se   Thermal Resistance Junction-case                                  Max           3.57               C/W


ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)
  Symb ol              Parameter                            Test Cond ition s             Min.   Typ .   Max.   Un it
      I CBO      Collector Cut-off            V CB = 45 V              T c ase = 150 Co
                                                                                                         500        



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