紅外線遙控電源開關

1、1圖4紅外遙控接收電路原理圖主要由譯碼芯片PT2272編碼開關雙穩(wěn)繼電器紅外接收頭FPS40915V電源電路等組成.圖4紅外遙控接收電路原理圖...&紅外線遙控電源開關郭倩物理與電子信息電子信息科學與技術專業(yè)摘要：隨著社會的進步和生活水平的提高，人們對物質生活的要求也越來越高。近年來紅外線遙控技術在日常生活中應用越來越廣泛。紅外線遙控系統(tǒng)具有體積小、功耗低、功能強、成本低、易于控制和使用方便等特點，適用于近距離遙控，具有較好的推廣應用價

2、值。本文介紹一種單路紅外線遙控電源開關的設計方法，采用數(shù)字集成電路實現(xiàn)遙控電源開關的手段。在設計的電路中由于使用了編碼和解碼器，所以電路抗干擾能力強，且線路簡單，便于電子愛好者自己動手制作，在生活中有很好的用途。關鍵詞：紅外線；編碼；譯碼；PT2262；PT2272InfraredremotecontrolpowerswitchGuoQianHysicsElectronicInfmationElectronicInfmationScie

3、nceTechnologyNo:070522014Tut:WangSongdeAbstract:Withsocialprogresslivingstardsimprovepeoplesmateriallifedemsincreasinglyhigh.Inrecentyearsinfraredremotecontroltechnologyinthedailylivesmemewidelyapplied.Infraredremotecont

4、rolsystemhasasmallsizelowpowerconsumptionstrongfunctionlowcosteasytocontroleasytousefeaturessuchasfcloseupremotecontrolwiththepopularizationapplicationofbettervalue.Thispaperpresentsainfraredremotecontrolpowerswitchofthe

5、design3目錄摘要.............................................................................................................................................11引言................................................................

6、.........................................................................42主要性能指標.........................................................................................................................43紅外線遙控開關原理.......

7、......................................................................................................43.1紅外線簡介.............................................................................................................

8、.............43.2系統(tǒng)總體設計方案..............................................................................................................53.2.1方案一............................................................................

9、...................................................53.2.2方案二...............................................................................................................................63.2.3方案比較.......................

10、....................................................................................................64電路設計..................................................................................................................

11、...............74.1紅外遙控發(fā)射電路設計......................................................................................................74.2紅外遙控接收電路設計...........................................................................

12、...........................74.3電源電路設計......................................................................................................................85主要組件選擇及介紹......................................................

13、.......................................................95.1紅外發(fā)光二極管和接收管..................................................................................................95.2成品紅外接收頭.........................................

14、.......................................................................115.3編碼器和譯碼器的選擇....................................................................................................135.4四2輸入與非門......................

15、..........................................................................................175.5雙穩(wěn)態(tài)繼電器....................................................................................................................176

16、其余組件...............................................................................................................................197安裝調試..................................................................................