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AD421接24vDC后Vcc电压有十几伏，refout1输出超过五伏，是芯片坏了还是场效应管有问题啊，上电以后过一会芯片就会发热


		

			

									
						11054226@s.upc.edu.cn
					
							

			
				
									
											
							 		
		        	            							
			
			    	
			                    
                
				                on May 11, 2015 
				
			
			
		


				
		

			
 AD421接24vDC后Vcc电压有十几伏，refout1输出超过五伏，是芯片坏了还是场效应管有问题啊，上电以后过一会芯片就会发热，电流表测LOOP RTN端显示为零

								


				
				
		

			
						
									
									
						
						
			
			
			
			
		


					

			





	










	

	

					



			








	
	
	
	



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