LL5008 is a low profile, low leakage inductance line output transformer. Connections are made through short flying leads and not through pins. 
This was a solution to save board height. I am afraid we have no data sheet for this type. For similar function, please study the LL1524 or 

Pin configuration (transformer seen from side of flying leads)    
1		        5  
2		        6    

3	        	7  
4	     	        8      

LL5008 usage (1:1)  
in+	pin 2  
in-	pin 4  
connect pins 1+3  
out+	pin 6  
out-	pin 8  
connect pins 5+7