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irf840


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                                                                                                                     IRF840
                                                     N-CHANNEL 500V - 0.75 - 8A TO-220
                                                                PowerMeshTMII MOSFET

         TYPE               VDSS         RDS(on)            ID

    IRF840                 500 V        < 0.85          8A
s    TYPICAL RDS(on) = 0.75 
s    EXTREMELY HIGH dv/dt CAPABILITY
s    100% AVALANCHE TESTED
s    NEW HIGH VOLTAGE BENCHMARK
                                                                                                                 3
s    GATE CHARGE MINIMIZED                                                                                   2
                                                                                                         1

DESCRIPTION

                                                                                                                        (s)
                                                                                              TO-220
The PowerMESHTMII is the evolution of the first

                                                                                                                     ct
generation of MESH OVERLAYTM. The layout re-
finements introduced greatly improve the Ron*area
figure of merit while keeping the device at the lead-
ing edge for what concerns switching speed, gate
charge and ruggedness.                                                  INTERNAL SCHEMATIC DIAGRAM
                                                                                                   ro du
APPLICATIONS
                                                                                        e P
                                                                          let
s HIGH CURRENT, HIGH SPEED SWITCHING

s SWITH MODE POWER SUPPLIES (SMPS)

s DC-AC CONVERTERS FOR WELDING

  EQUIPMENT AND UNINTERRUPTIBLE
                                                                     b so
                                                               -O
  POWER SUPPLIES AND MOTOR DRIVES

                                                             )
                                                  c t(s
                                 ro du
                    eP
ABSOLUTE MAXIMUM RATINGS
     Symbol                                     Parameter                                      Value                    Unit
       VDS

        ol
      VDGR       et
                  Drain-source Voltage (VGS = 0)
                  Drain-gate Voltage (RGS = 20 k)
                                                                                                500
                                                                                                500
                                                                                                                         V
                                                                                                                         V

      s
Ob
       VGS        Gate- source Voltage                                                          



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