bjt_model参数解释剖析VIP专享VIP免费

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2024-11-11 发布于天津市
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第1页共9页附件A、三极管的Pspice模型参数.ModelNPN(PNP、LPNP)[modelparameters]模型参数含义单位默认值备注AFflickernoiseexponent1.0噪声指数BFidealmaximumforwardbeta100.0最大正向放大倍数BRidealmaximumreversebeta1.0最大反向放大倍数CJCbase-collectorzero-biasp-ncapacitancefarad0.0集电结电容CJEbase-emitterzero-biasp-ncapacitancefarad0.0发射结电容CJS(CCS)Substratezero-biasp-ncapacitancefarad0.0EGbandgapvoltage(barrierheight)eV1.11FCforward-biasdepletioncapacitorcoefficient0.5GAMMAepitaxialregiondopingfactor1E-11IKF(IK)cornerforforward-betahigh-currentroll-offampinfiniteIKRcornerforreverse-betahigh-currentroll-offampinfiniteIRBcurrentatwhichRbfallshalfwaytoampinfiniteIStransportsaturationcurrentamp1E-16饱和电流ISC(C4)base-collectorleakagesaturationcurrentamp0.0集电结漏电流ISE(C2)base-emitterleakagesaturationcurrentamp0.0发射结漏电流ISSsubstratep-nsaturationcurrentamp0.0ITFtransittimedependencyonIcamp0.0KFflickernoisecoefficient0.0噪声系数MJC(MC)base-collectorp-ngradingfactor0.33MJE(ME)base-emitterp-ngradingfactor0.33MJS(MS)substratep-ngradingfactor0.0NCbase-collectorleakageemissioncoefficient2.0集电结漏电系数NEbase-emitterleakageemissioncoefficient1.5发射结漏电系数NFforwardcurrentemissioncoefficient1.0正向电流系数NKhigh-currentroll-offcoefficient0.5NRreversecurrentemissioncoefficient1.0NSsubstratep-nemissioncoefficient1.0第2页共9页PTFexcessphase@1/(2?TF)Hzdegree0.0QCOepitaxialregionchargefactorcoulomb0.0RBzero-bias(maximum)baseresistanceohm0.0最大基极电阻RBMminimumbaseresistanceohmRB最小基极电阻RCcollectorohmicresistanceohm0.0RCOepitaxialregionresistanceohm0.0REemitterohmicresistanceohm0.0TFidealforwardtransittimesec0.0正向传递时间TRidealreversetransittimesec0.0反向传递时间TRB1RBtemperaturecoefficient(linear)0C-10.0RB的温度系数TRB2RBtemperaturecoefficient(quadratic)0C-20.0TRC1RCtemperaturecoefficient(linear)0C-10.0TRC2RCtemperaturecoefficient(quadratic)0C-20.0TRE1REtemperaturecoefficient(linear)0C-10.0TRE2REtemperaturecoefficient(quadratic)0C-20.0TRM1RBMtemperaturecoefficient(linear)0C-10.0TRM2RBMtemperaturecoefficient(quadratic)0C-20.0T_ABSabsolutetemperature0CT_MEASUREDmeasuredtemperature0CT_REL_GLOBALrelativetocurrenttemperature0CT_REL_LOCALrelativetoAKOmodeltemperature0CVAF(VA)forwardEarlyvoltagevoltinfiniteVAR(VB)reverseEarlyvoltagevoltinfiniteVJC(PC)base-collectorbuilt-inpotentialvolt0.75VJE(PE)base-emitterbuilt-inpotentialvolt0.75VJS(PS)substratep-nbuilt-inpotentialvolt0.75VOcarriermobilitykneevoltagevolt10.0VTFtransittimedependencyonVbcvoltinfiniteXCJCfractionofCJCconnectedinternallytoRb1.0XCJC2fractionofCJCconnectedinternallytoRb1.0XTBforwardandreversebetatemperaturecoefficient0.0正向和反向放大倍数的温度影响系数XTFtransittimebiasdependencecoefficient0.0传递时间系数XTI(PT)IStemperatureeffectexponent3.0IS的温度影响系数第3页共9页附件B、PSpiceGoalFunction特征函数功能说明Bandwidth(1,db_level)计算波形1从最大值下降db_leveldb的波形宽度。BPBW(1,db_level)SameasBandwidth(1,db_level)CenterFreq(1,db_level)计算波形1从最大值下降db_leveldb的两点的中心频率。Falltime(1)计算波形1的下降时间。GainMargin(1,2)计算波形1的相位为-180。时，波形2的分贝值。GenFall(1)类似于Falltime(1)，但它的下降时间相对的y轴是起点于终点，而不是最大值与最小值。GenRise(1)与GenFall(1)类似，只是它是上升时间。HPBW(1,db_level)查找第一次比最大值低db_leveldb的x坐标。（上升沿）LPBW(1,db_level)与HPBW类似，只是用于下...

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bjt_model参数解释剖析

第1页共9页附件A、三极管的Pspice模型参数

ModelNPN(PNP、LPNP)[modelparameters]模型参数含义单位默认值备注AFflickernoiseexponent1

0噪声指数BFidealmaximumforwardbeta100

0最大正向放大倍数BRidealmaximumreversebeta1

0最大反向放大倍数CJCbase-collectorzero-biasp-ncapacitancefarad0

0集电结电容CJEbase-emitterzero-biasp-ncapacitancefarad0

0发射结电容CJS(CCS)Substratezero-biasp-ncapacitancefarad0

0EGbandgapvoltage(barrierheight)eV1

11FCforward-biasdepletioncapacitorcoefficient0

5GAMMAepitaxialregiondopingfactor1E-11IKF(IK)cornerforforward-betahigh-currentroll-offampinfiniteIKRcornerforreverse-betahigh-currentroll-offampinfiniteIRBcurrentatwhichRbfallshalfwaytoampinfiniteIStransportsaturationcurrentamp1E-16饱和电流ISC(C4)base-collectorleakagesaturationcurrentamp0

0集电结漏电流ISE(C2)base-emitterleakagesaturationcurrentamp0

0发射结漏电流ISSsubstratep-nsaturationcurrentamp0

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