Service Manuals, User Guides, Schematic Diagrams or docs for : . Electronic Components Datasheets Active components Transistors ST irf840f

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irf840f


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                                                                                                      IRF840/FI
                                                                                                      IRF841/FI
                                                 N - CHANNEL ENHANCEMENT MODE
                                                        POWER MOS TRANSISTORS

           TYPE           V DSS         R DS( on)        ID
IRF840                   500 V        < 0.85             8A
IRF840FI                 500 V        < 0.85            4.5 A
IRF841                   450 V        < 0.85             8A
IRF841FI                 450 V        < 0.85            4.5 A

s    TYPICAL RDS(on) = 0.74 
s    AVALANCHE RUGGED TECHNOLOGY
s    100% AVALANCHE TESTED                                                                3                                   3
                                                                                      2                                  2
s    REPETITIVE AVALANCHE DATA AT 100oC                                           1                                  1


APPLICATIONS
s HIGH CURRENT, HIGH SPEED SWITCHING                                  TO-220                        ISOWATT220
s SWITCH MODE POWER SUPPLIES (SMPS)
s CHOPPER REGULATORS, CONVERTERS,
  MOTOR CONTROL, LIGHTING FOR
  INDUSTRIAL AND CONSUMER
  ENVIRONMENT                                                    INTERNAL SCHEMATIC DIAGRAM




ABSOLUTE MAXIMUM RATINGS

Symbol                              Parameter                                     Value                                  Unit
                                                                                      IRF
                                                                840         841               840FI          841FI
     V DS     Drain-source Voltage (V GS = 0)                   500         450               500            450             V
    V D GR    Drain- gate Voltage (R GS = 20 k)                 500         450               500            450             V
     V GS     Gate-source Voltage                                                     



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