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          EEPW首頁 
	 > 光電顯示 > 設(shè)計(jì)應(yīng)用 > 黑暗感應(yīng)開關(guān)電路
          
    
          

          

          


	
	
	

          
	
          
		
          
			
          黑暗感應(yīng)開關(guān)電路
          
						
          
				作者：
				時(shí)間：2010-02-28
				來源：網(wǎng)絡(luò)
				
				
				
				
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          黑暗感應(yīng)開關(guān)電路,Dark Sensitive Switch
          本文引用地址：http://www.ex-cimer.com/article/169360.htm
          Specifications
          --------------------------------------------------------------------------------

           Dark Sensitive Switch is a simple project which operates a relay when the light falling on the LDR goes below a set point.
          Input - 12 V @ 55 mA 
          Relay output - NC-C-NO 
          Onboard preset to set the level 
          Power-On LED indicator 
          Relay On LED indicator 
          Power Battery Terminal (PBT) for easy relay output connection 
          Four mounting holes of 3.2 mm each 
          PCB dimensions 44 mm x 49 mm

          Parts List
          PCB
          
				
            
                
			
								
          DIY機(jī)械鍵盤相關(guān)社區(qū):機(jī)械鍵盤DIY

          
							
          
                
			              
              
            
          
		
          
		
          
		
          
		
          
		
          
			
            
				
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