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  3. Fingers and multiplier of MOSFET

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Fingers and multiplier of MOSFET

jun1119
jun1119 over 14 years ago

Hi 

What is the meaning of finger and multiplier in a MOSFET as we can see in the properties of a MOSFET?

[URL=http://img12.imageshack.us/i/mosj.png/][IMG]img12.imageshack.us/.../URL]

 

I would highly appreciated if there are some diagrams and layout to be shown.

Thank  you

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  • berndf
    berndf over 14 years ago

    This depends in the implementation of these parameters

    In most cases I have seen
    - number of fingers is a pysical paramter which lets you fold
      your mos width a long with to several mos with width/finger
      and shared S/D areas.
    - the m is a multiplication factor for the simulator which
      multiplies the current though the devices.

    Bernd

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  • berndf
    berndf over 14 years ago

    This depends in the implementation of these parameters

    In most cases I have seen
    - number of fingers is a pysical paramter which lets you fold
      your mos width a long with to several mos with width/finger
      and shared S/D areas.
    - the m is a multiplication factor for the simulator which
      multiplies the current though the devices.

    Bernd

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    • Vote Up 0 Vote Down
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