晶閘管控制燈泡點(diǎn)亮實(shí)驗

1、晶閘管控制燈泡點(diǎn)亮multisim實(shí)驗軟件版本：multisim14所用器件參數(shù)：晶閘管：2N1599Tj=125CunlessotherwisenotedSymbolRatings2N1S952N159?2N15972H159B2N1539Vsm(RP|PeakreverseblockingvoEtage150WO200300400VIt(rhs)ForwardCurrentRMS(allconductionangles)1.6AmpItsmPeakSurgeCurrent(OneCycle,60Hz,Tj=-65to+125C)15AmpPgmPeakGatePower-Forward0.

2、1WPg（av）AverageGatePower-Forward0.01WIgmPeakGateCurrent-Forward0,1AmpVgfmPeakGateVoltage-Forward10VVgrmPeakGateVollage-Reverse腿VTOperatingJunctionTemperatureRange65to+125pctTCStorageTemperalureRange-65to+150Tj=25frCunlessotherwisenoted;Rck=1OOOtlSymbolRatings2N15952N15962N15972N15982N1599PeakForward

3、BlockingVoltageMin:50100200300400VRRMPeakReverseBlock泊gCurrent(RatedVDRM.Tj=125QCMax:1.0mASymbolRatings2N15952N15962N15972N1592N1599PeakForwardBlockingCurrent(RatedVqm血也gateopen,Tj=125CMax:1.0mAIgtGz怕TriggerCurrent(2)AnodeVoltage=70Vdc,Typ:2.0Max:10mAVGtGateTriggerVoltageAnodeVoltage=7,0Vdc,RL12JTyp

4、:0,7Max:3.0VVDnH=Rated,RL=100Q,Tj=125oCMin:0.2HoldingCurrentAnodeVollage=7.0Vdc,gateopenTyp:5,0mAVimForwardOnVoltageIT=1AdcTyp:1,1Max:2.0VTurn-OnTime(l(j+tr)lOT=10inAnh=1ATyp:0.8鮎Turn-OffTimelT=1A,lR=1A,dv/dt=20V/iS,Tj=125XVDRM=RatedVoltageTyp:10它的正向耐壓400V，正向工作電流1.6A，正向電涌電流15A最大10mA，門極觸發(fā)電壓典型值0.7V,最大

5、3.0V，值小0.2V,門極觸發(fā)電流典型值2mA,開啟時間0.8us,關(guān)閉時間10us。維持電流5mA單結(jié)晶體管：2N6027可臨程爾晶依管2N6027:通用，2N602S:用于長間隔定時器和姜求低屆電值電惋的應(yīng)用通過迭擇2個電路電阻器值，可以對以下單結(jié)特性進(jìn)行嗝程：nRbb.Ip.IV迢用于計時器“高増益相位控制電路和弛張振蕩器TO92封裝R2VVBR23I4I_1R融的豌值量犬柵陰眾正向電壓+40V最犬櫃-陰極反向電壓-5V最犬制-陽極反向電壓+40V最犬陽極陰極電壓40V直濟(jì)陽極電疣150mA正向重夏1嶂值陽極電流1A正向不重復(fù)醴值陽極電濟(jì)5A柵電流+20mA電容鎖電能重250pJ300

6、mW電氣特柱醴值電流叮最犬值5pA傭蠱電壓訳*優(yōu)附最犬1O.&V谷值電流(RG=10K)B小值70pA1A-ProgrammableUnijunctionwitliProgramResistorsR1andR2它的偏置電壓0.6V，谷值電流70uA，陽極電流150mA，柵極電流20mA8穩(wěn)壓管：1G4B42CHARACTERISTICSYMBOLRATINGSUNITRepetitivePeakReverseVoltaic1B4B42VrrmWOV1G4B42400LJ4B42600AverageOutputReciilledCurrentio1.0APeakOneCycleSurgeForw

7、ardCurrent(NonRepetitive)tFSM30(50Hz)A33(60Hz)JunctionTemperature烏-40-150TStor&gETemperatureRangTstg-40-150|CMAXIMUMRATINGSWeight:0趣.1.1.ELECTRICALCHARACTERISTICS仃合=2空QCHARACTERISTICSYMBOLTESTCONDITIONMIN.TYP.MAX.UNITPeakForwardVoltageVFM-0.5A1,0VRepetitivePeakReverseCurrentIRKMVRRM-Sflted10ThermalR

8、esistance(JunctiontoAmbient)珈hf-a)DC-75c/w它的整流電壓為400V,允許通過的最大電涌電流為30A（50Hz時），平均輸出整流電流1A電路圖：1陽打5秋&二聽罰汗申壓泊曹evtY：1N4745IKXfe主要竣貌為；1;穩(wěn)左電用fVZ=16V2：穩(wěn)定電沅卜:述13；壌達(dá)毎窪電碗4：耗散功事心V譏工作原理：控制回路中利用單結(jié)晶體管構(gòu)成的張弛振蕩電路產(chǎn)生觸發(fā)脈沖，連接晶閘管的門極，控制晶閘管的導(dǎo)通，每個交流正半周內(nèi)晶閘管在觸發(fā)脈沖的控制下導(dǎo)通。脈沖周期由電容放電時間決定：T=RC*ln(1-/(1-n)以本電路為例：當(dāng)R1處于50%位置，n為1/3時：T=(R1*0.5+Re)*C2*In(1-/(1-q)=(50k*0.5+7k)*0.22*10-6*In(1-/(1-q)2.854ms實(shí)測為2.530ms電容充電時間由R1和Re控制，所以R1,Re可以調(diào)節(jié)脈沖周期，電容放電時間由R6控制，所以R6可以調(diào)節(jié)脈沖寬度。變比由R1，R2調(diào)節(jié)，n=R1/(R1+R2)。穩(wěn)壓管1N4745穩(wěn)定電流15.5mA57mA,穩(wěn)壓值16V，串聯(lián)一350歐電阻限流。Re值不可太小，阻值太小，當(dāng)電容放完電后，如果單結(jié)晶體管2N6027的谷點(diǎn)電流仍然大于70nA則管子無法關(guān)