PID及模糊控制技術(shù)在智能小車中的應(yīng)用

1、png=0-6211&jpg=0-8843" target="_blank">HCNR200/201󰀠highlinearity󰀠analog󰀠optocoupler󰀠consists󰀠of󰀠a󰀠highperformance󰀠AlGaAs󰀠LED󰀠that󰀠illuminates󰀠two󰀠closely󰀠matchedϗ

2、072;photodiodes.󰀠The󰀠input󰀠photodiode󰀠can󰀠be󰀠used󰀠to󰀠monitor,󰀠and󰀠therefore󰀠stabilize,󰀠the󰀠light󰀠output󰀠of󰀠the󰀠LED.󰀠As󰀠a󰀠result,󰀠the

3、󰀠nonlinearity󰀠and󰀠drift󰀠characteristics󰀠of󰀠the󰀠LED󰀠can󰀠be󰀠virtually󰀠eliminated.󰀠The󰀠output󰀠photodiode󰀠produces󰀠a󰀠photocurrent󰀠that󰀠is󰀠linear

4、ly󰀠related󰀠to󰀠the󰀠light󰀠output󰀠of󰀠the󰀠LED.󰀠The󰀠close󰀠matching󰀠of󰀠the󰀠photodiodes󰀠and󰀠advanced󰀠design󰀠of󰀠the󰀠package󰀠ensure󰀠t

5、he󰀠high󰀠linearity󰀠and󰀠stable󰀠gain󰀠characteristics󰀠of󰀠the󰀠optocoupler.󰀠The󰀠HCNR200/201󰀠can󰀠be󰀠used󰀠to󰀠isolate󰀠analog󰀠signals󰀠in󰀠a󰀠wid

6、e󰀠variety󰀠of󰀠applications󰀠that󰀠require󰀠good󰀠stability,󰀠linearity,󰀠bandwidth󰀠and󰀠low󰀠cost.󰀠The󰀠HCNR200/201󰀠is󰀠very󰀠flexible󰀠and,󰀠by󰀠appropria

7、te󰀠design󰀠of󰀠the󰀠application󰀠circuit,󰀠is󰀠capable󰀠of󰀠operating󰀠in󰀠many󰀠different󰀠modes,󰀠including:󰀠unipolar/bipolar,󰀠ac/dc󰀠and󰀠inverting/noninverting.𘀃

8、2;The󰀠HCNR200/201󰀠is󰀠an󰀠excellent󰀠solution󰀠for󰀠many󰀠analog󰀠isolation󰀠problems.Features󰀠Low󰀠nonlinearity:󰀠0.01%󰀠K3󰀠(IPD2/IPD1)󰀠transfer󰀠gain󰀠󰀠HCNR200

9、:󰀠±15%󰀠󰀠HCNR201:󰀠±5%󰀠Low󰀠gain󰀠temperature󰀠coefficient:󰀠65󰀠ppm/°C󰀠Wide󰀠bandwidth󰀠󰀠DC󰀠to󰀠󰀠󰀠>1󰀠MHz󰀠󰀠Worldwide󰀠

10、;safety󰀠approval󰀠󰀠󰀠󰀠UL󰀠1577󰀠recognized󰀠(5󰀠kV󰀠rms/1󰀠min󰀠rating)󰀠󰀠󰀠CSA󰀠approved󰀠󰀠󰀠IEC/EN/DIN󰀠EN󰀠6074752󰀠approved󰀠ϗ

11、072;VIORM󰀠=󰀠1414󰀠󰀠V󰀠peak󰀠󰀠(option󰀠#050)󰀠Surface󰀠mount󰀠option󰀠available󰀠(Option󰀠#300)󰀠8Pin󰀠DIP󰀠package󰀠󰀠0.400”󰀠spacing󰀠Allows󰀠

12、;flexible󰀠circuit󰀠designApplications󰀠󰀠Low󰀠cost󰀠analog󰀠isolation󰀠Telecom:󰀠Modem,󰀠PBX󰀠Industrial󰀠process󰀠control:󰀠Transducer󰀠isolator󰀠󰀠Isolator󰀠for󰀠th

13、ermocouples󰀠4󰀠mA󰀠to󰀠20󰀠mA󰀠loop󰀠isolation󰀠SMPS󰀠feedback󰀠loop,󰀠SMPS󰀠feedforward󰀠Monitor󰀠motor󰀠supply󰀠voltage󰀠MedicalSchematicLEDCATHODELEDANODENCNCPD1CATHODEPD2CATHOD

14、EPD1ANODEPD2ANODECAUTION: It is advised that normal static precautions be taken in handling and assembly of this component to prevent damage and/or degradation which may be induced by ESD.Ordering InformationHCNR200/HCNR201󰀠is󰀠UL󰀠Recognized󰀠with󰀠5000󰀠V

15、rms󰀠for󰀠1󰀠minute󰀠per󰀠UL1577.󰀠To󰀠order,󰀠choose󰀠a󰀠part󰀠number󰀠from󰀠the󰀠part󰀠number󰀠column󰀠and󰀠combine󰀠with󰀠the󰀠desired󰀠option&

16、#983072;from󰀠the󰀠option󰀠column󰀠to󰀠form󰀠an󰀠order󰀠entry.󰀠󰀠Example󰀠1:󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠&#

17、983072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

18、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠

19、;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠&#

20、983072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

21、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠

22、;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠HCNR200550E

23、󰀠to󰀠order󰀠product󰀠of󰀠Gull󰀠Wing󰀠Surface󰀠Mount󰀠package󰀠in󰀠Tape󰀠and󰀠Reel󰀠packaging󰀠with󰀠󰀠IEC/EN/DIN󰀠EN󰀠6074752󰀠VIORM󰀠=󰀠1414b

24、3072;Vpeak󰀠󰀠Safety󰀠Approval󰀠and󰀠UL󰀠5000󰀠Vrms󰀠for󰀠1󰀠minute󰀠rating󰀠and󰀠RoHS󰀠compliant.󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

25、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠

26、;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠&#

27、983072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

28、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠Example&

29、#983072;2:󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠&#

30、983072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

31、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠

32、;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠&#

33、983072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ

34、072;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠

35、;󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠HCNR201󰀠to󰀠order󰀠product󰀠of󰀠8Pin󰀠Widebody󰀠DIP󰀠package󰀠in󰀠Tube󰀠packaging󰀠with󰀠UL󰀠5000󰀠Vrms󰀠for♦

36、72;1󰀠minute󰀠rating󰀠and󰀠non󰀠RoHS󰀠compliant.󰀠Option󰀠datasheets󰀠are󰀠available.󰀠Contact󰀠your󰀠Avago󰀠sales󰀠representative󰀠or󰀠authorized󰀠distributor󰀠for

37、83072;information.Remarks:󰀠The󰀠notation󰀠#XXX󰀠is󰀠used󰀠for󰀠existing󰀠products,󰀠while󰀠(new)󰀠products󰀠launched󰀠since󰀠July󰀠15,󰀠2001󰀠and󰀠RoHS󰀠compliantb

38、3072;will󰀠use󰀠XXXE.󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠󰀠ϗ