Products Mentioned

LTC2943 Not Recommended for New Designs
The LTC2943 measures battery charge state, battery voltage, battery current and its own temperature in portable product applications. The wide input voltage...
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LTC2943 on Analog.com

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电流超过1.5A以上，电池没有欠压，LTC2943的状态寄存器却显示欠压锁定

		
	
				

			

									
					    HMJ
					
							

            
            			
				
									
											
			
			
				
			
			
			    	
			                    
                
				                on Apr 18, 2024 
				
			
			
		

		
		                     
				
        		

		    
		    		    

		      		            		        
Category: Hardware

    		        		            		    
Product Number:  LTC2943 

    		        		    		    

		    		    
		    			

			    
负载电流达到1.5A以上，LTC2943的状态寄存器A[0]置位，显示欠压锁定，库仑计的停止工作；但电池实际电压都在12V以上，没有欠压；减少负载，电流减少后A【0】又自动清零，库仑计又正常了。LTC2944/LTC2943都是同样的现象。

			

			
									
		                             
                        

    

                                            
                 hardware
                
                                                    
                 Battery Fuel Gauge and Coulomb Counter
                
                                                    
                 ltc2943
                
                                                    
                 battery management
                
                                
            

    
    
		


				
				        
        		

			
						
									
												
			
			
                        
                                    
                        
                        
                        
            
			            
						
						
			
			
			
			
		


        
        
        
    
					

			





















	

	

					



			


				
	









	




	
			








		

		

			
    
				
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