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MAX49925 Recommended for New Designs
The MAX49925 is a bidirectional current-sense amplifier (CSA) with an input common-mode range that extends from -40V to +76V, making it suitable for 48V...
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MAX49925 on Analog.com

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Unidirectional current sensing with MAX49925

		
	
				

			

									
					    Arikayaaa
					
							

            
            			
				
									
											
			
			
				
    
			
			
			    	
			                    
                
				                on Mar 2, 2026 
				
			
			
		
    
		
		                    	    
    
        	    
    Thread Summary
    
                The user asked if the MAX49925 supports unidirectional current sensing when VREF pins are connected to ground. The engineer confirmed that it does and provided a sample simulation showing a gain of 10.
                        	    
    
                
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    Category: Hardware
    
    		        		            		    
    Product Number:  MAX49925  
    
    		        		    		    
    
		    		    
		    			
    
			    
    Does this IC supports unidirectional current sensing if I connect VREF pins to ground?
    
			
    
			
									
		                             
                        

    
    
                                            
                 hardware
                
                                                    
                 Specialty Amplifiers
                
                                                    
                 sense
                
                                                    
                 Unidirectional
                
                                                    
                 vref
                
                                        
                                            
                
                
                                        
                                            
                
                
                                        
                                            
                
                
                                
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