tag 标签: software-controlled

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  • 所需E币: 4
    时间: 2019-12-28 23:55
    大小: 37.5KB
    上传者: givh79_163.com
    Thiscircuitadaptsabias-supplyICforavalanchephotodiodes(APDs)todriveahigh-voltagestringofLEDs,therebyprovidingadjustablecurrent,softwareshutdown,andlogicindicationofopen-circuitfaults……
  • 所需E币: 4
    时间: 2019-12-24 18:11
    大小: 32.82KB
    上传者: quw431979_163.com
    摘要:该电路适应的雪崩光电二极管偏置电源IC(APDS)驱动高压的LED串,从而提供可调电流,软件关机,和逻辑开路故障指示。Maxim>AppNotes>DISPLAYDRIVERSKeywords:DACs,D/Aconverters,LEDdrivers,software-controlledlightintensityMar14,2005APPLICATIONNOTE3445High-VoltageLEDDriverProvidesSoftware-ControlledIntensityAbstract:Thiscircuitadaptsabias-supplyICforavalanchephotodiodes(APDs)todriveahigh-voltagestringofLEDs,therebyprovidingadjustablecurrent,softwareshutdown,andlogicindicationofopen-circuitfaults.RecentadvancesinoperatingefficiencyhaveexpandedtheuseofLEDsfrommereindicatorstobeingadrivingforceinelectroniclighting.Increasedreliabilityandruggedness(comparedtootherlightingtechnologies)givestheLEDabrightfuture,indeed.ManyICshavebeenintroducedinrecentyearsfordrivingLEDs,buttheissueofd……