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                                                                                         IRF640
                                                                                       IRF640FP
                              N-channel 200V - 0.15 - 18A TO-220/TO-220FP
                                             Mesh overlayTM Power MOSFET

 General features
       Type            VDSS     RDS(on)     ID
      IRF640           200V      <0.18     18A
    IRF640FP           200V      <0.18     18A

    Extremely high dv/dt capability                                         3                             3
                                                                        2                             2
    Very low intrinsic capacitances                                 1                             1
                                                          TO-220                       TO-220FP

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    Gate charge minimized

 Description                                                                                 t(
 This power MOSFET is designed using the
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 company's consolidated strip layout-based MESH
 OVERLAYTM process. This technology matches
 and improves the performances compared with          Internal schematic diagramP ro
 standard parts from various sources.

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 Order
         Part number                  Marking              Package                      Packaging
              IRF640                   IRF640              TO-220                         Tube
          IRF640FP                    IRF640FP            TO-220FP                        Tube




 September 2006                                   Rev 9                                                       1/14
                                                                                                  www.st.com         14
 Contents                                                                                       IRF640 - IRF640FP


 Contents

 1          Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

 2          Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
            2.1      Electrical characteristics (curves)               ............................ 6

 3          Test circuit        ................................................ 9

 4          Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

 5          Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13


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 2/14
 IRF640 - IRF640FP                                                                                Electrical ratings


 1          Electrical ratings

            Table 1.        Absolute maximum ratings
                                                                                          Value
              Symbol                           Parameter                                                        Unit
                                                                               TO-220             TO-220FP

                 VDS        Drain-source voltage (VGS = 0)                                 200                   V
                 VGS        Gate-source voltage                                           



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