高速、大功率led光源驱动电路设计（driving circuit design of high speed and high power led light source）

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1、高速、大功率led光源驱动电路设计（DrivingcircuitdesignofhighspeedandhighpowerLEDlightsource）PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.VIPinformationhttp://www.cqvip.comSecondvolumes82008ThirdissueMa

2、yNuclearElectronics&DetectionTechnologyNulrEetoicelcncarsDeetnTehooytcicnlgoVo8No3L2.Ma.20y08Highspeed,powerLDlightsourcedrivecircuitdesign,largeELiXiaogang,Hong,Su,Ma,Li,ChengFu,YiCai,DongLiu,PengYu,YiYi(Instituteofmodernphysics,ChineseAcademyofSciences,Lanzhou700

3、,China)300Abstract:highspeedandhighpowerU(W3sourcedrivercircuit)isanimportantcomponentofneutronwalldetector'slightscalesystem.Thisismorethan3lightThedesignofhighspeedandhigh-powerLDlightsourcedrivecircuitisintroduced.Thecircuithasgoodstability,fastandfastEdrivebefo

4、reandaftertheartery,thecurrentislargePulseoutputandsoon.Thebuilt-insignalsourcesignalformsafastpulsesignalwithacertainpulsewidthasthedrivingsignalaftertheshapingcircuitDynamicsignalrisetimefalltimeofthepulsewidthoft1st0s,5,1n~~0,n

5、ntrolledbyadrivecircuitOutputcurrentswitch,themaximumoutputpulsecurrentis80mA,and0controlLworksatratedpower.ThedrivercircuitcansimultaneouslydrivesixlargepowerLlightsourcesatthesametime,andDEhasbeenusedinthepreliminarycalibrationandtestingofourneutronwalldetectorar

6、raydetectionunit(DE).Keywords:pulse,power,Elightsource,fastlargeLDdrivecircuitCLCnumber:T8N7documentcode:Aarticlenumber:05942030932803(080560)TheneutronwallneartheobjectisSmintheCRexternaltargetexperimentdeviceOneofthekeyequipmentistheuseoffastplasticscintillatoras

7、adetectionmedium,throughthetime-of-flighttechnologytoachievetheenergyof10Me0V~1GVneutrondetection.TheopticalscalesystemEisspeciallydesignedforourneutronwalldetector,anditisanecessaryequipmentforsubwalldetectors.Itsmainfunctionsaretwo.Oneistocalibratethefront-endele

8、ctronicsreadbytheneutronwallunit,andthetwoistomonitorthestabilityoftheneutronwallunit.Thedrivingcircuitofhighspeedandhigh-powerIDlightsourceisani