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LT3094 Recommended for New Designs
The LT3094 is a high performance low dropout negative linear regulator featuring ADI’s ultralow noise and ultrahigh PSRR architecture for powering noise...
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LT3094 on Analog.com

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Enable control of LT3094 from 3.3V MCU

		
	
				

			

									
					    YggJ
					
							


			
				
									
											
			
			
				
    
			
			
			    	
			                    
                
				                on Dec 26, 2024 
				
			
			
		
    
		
		                     
				
        		
    
		    
		    		    
    
		      		            		        
    Category: Hardware
    
    		        		            		    
    Product Number:  lt3094 
    
    		        		    		    
    
		    		    
		    			
    
			    
    Hello!
    

    

    I would like to control of Enable pin with 3.3V MCU for LT3094.
    

    I don't know how to control transistor or FET in negative voltage situation.
    

    

    Could you please show the example circuit?
    

    

    Thank you!
    
			
    
			
									
		                             
                        

    
    
                                            
                 hardware
                
                                                    
                 LT3094
                
                                                    
                 LDO Linear Regulators
                
                                                    
                 LT30954
                
                                                    
                 Negative Linear Regulators (LDO)