Products Mentioned

LT3957A Production
The LT3957A is a wide input range, current mode DC/DC converter which is capable of generating either positive or negative output voltages. It can be configured...
Datasheet
LT3957A on Analog.com

Thread Details

  • State Verified Answer
  • +1 person also asked this people also asked this
  • Replies 3 replies
  • Subscribers 41 subscribers
  • Views 2567 views
  • Users 0 members are here 

        

            Post
             Go back to editing
        

    

    


    

    









		


















	
	
			
	
			
		
	
	
		

	    
	    
	    		
LT3957A Power Dissipation

		
	
				

			

									
					    dtluigi
					
							

            
            			
				
									
											
			
			
				
			
			
			    	
			                    
                
				                on Nov 21, 2018 
				
			
			
		

		
		                     
				
        		

		    
		    		    
		    			

			    
Could you please verify how much an LT3957A with the following requirements will dissipate, please?


Vin=17-32.5V


Vout=36V


Iout=0.7A


Could you please provide each dissipation term of the formula (Pic) at pag.13 of its datasheet?

			

			
									
		                             
                        

    

                                            
                 LT3957A
                
                                                    
                 SEPIC Regulators
                
                                                    
                 switching regulators
                
                                
            

    
    
		


				
				        
        		

			
						
									
												
			
			
                        
                                    
                        
                                                    
                        
            
			            
						
						
			
			
			
			
		


        
        
        
    
					

			





















	

	

					



			


			
	













	
			








	





































     



















		        
        

            
Before You Switch

            
        

        

        

            Switching languages will make ADI Explorer unavailable. Resume your session by switching back to English and reopening ADI Explorer.