Principles_of_Semiconductor_Devices(半导体经典知识).pdf

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1、PrinciplesofSemiconductorDevicesPrinciplesofSemiconductorDevicesB.VanZeghbroeck.PrinciplesofSemiconductorDevices●Help●TableofContents●Slideshow●Moviehttp://ece-www.colorado.edu/~bart/book/[2/28/20025:26:10PM]PrinciplesofSemiconductorDevicesPrinciplesofSemi

2、conductorDevices●Help●TableofContents●Slideshow●Moviehttp://ece-www.colorado.edu/~bart/book/book/title.htm[2/28/20025:26:12PM]PrinciplesofSemiconductorDevicesAppendix:Appendix1:ListofSymbolsSymbolDescriptionMKSUnitsAAream2cSpeedoflightinvacuumm/sCCapacitan

3、ceperunitareaF/m2C2FBFlatbandcapacitanceperunitareaofaMOSstructureF/mC2jJunctioncapacitanceperunitareaF/mC2oxOxidecapacitanceperunitareaF/mDnElectrondiffusionconstantm2/sDpHolediffusionconstantm2/sEEnergyJouleEElectricfieldV/mEaAcceptorenergyJouleEcConduct

4、ionbandenergyofasemiconductorJouleEdDonorenergyJouleEFFermienergy(thermalequilibrium)JouleEgEnergybandgapofasemiconductorJouleEiIntrinsicFermienergyJouleEvValencebandenergyofasemiconductorJouleEvacuumElectronenergyinvacummJoulef(E)Distributionfunction(prob

5、abilitydensityfunction)FnQuasi-FermienergyofelectronsJouleFpQuasi-FermienergyofholesJouleDensityofstatesintheconductionbandperunitenergyandgc(E)m-3J-1perunitvolumeDensityofstatesinthevalencebandperunitenergyandpergv(E)m-3J-1unitvolumeGnElectrongenerationra

6、tem-3s-1GpHolegenerationratem-3s-1hPlank'sconstantJsReducedPlank's(=h/2p)JsICurrentAJCurrentdensityA/m2J2nElectroncurrentdensityA/mJ2pHolecurrentdensityA/mkBoltzmann'sconstantJ/KlMeanfreepathmhttp://ece-www.colorado.edu/~bart/book/book/append/append1.htm(1

7、of4)[2/28/20025:26:15PM]PrinciplesofSemiconductorDevicesLLengthmLnElectrondiffusionlengthmLpHolediffusionlengthmmMasskgm0Freeelectronmasskgme*Effectivemassofelectronskgmh*EffectivemassofholeskgnElectrondensitym-3n-3iIntrinsiccarrierdensitymn(E)Electrondens

8、ityperunitenergyandperunitvolumem-3n-30Electrondensityinthermalequilibriummn-3iIntrinsiccarrierdensitymNDopingdensityN-3aAcceptordopingdensitymNa-Ionizedacceptordensitym-3N-3BBasedopingdensitymN-3cEffectivede